flows

package
v0.28.12 Latest Latest
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 Go to latest Published: Feb 22, 2019 License: AGPL-3.0 Imports: 18 Imported by: 44

Documentation

Index

Constants

View Source 
const (
	LocationLevelState    = utils.LocationLevel(1)
	LocationLevelDistrict = utils.LocationLevel(2)
	LocationLevelWard     = utils.LocationLevel(3)
)

location levels which can be field types

View Source 
const NilMsgID = MsgID(0)

NilMsgID is our constant for nil message ids

Variables

View Source 
var DefaultWebhookPayload = `` /* 441-byte string literal not displayed */
View Source 
var NoRoute = Route{}

NoRoute is used when a router can't find a route

Functions

func IsPossibleLocationPath added in v0.9.6 

func IsPossibleLocationPath(str string) bool

IsPossibleLocationPath returns whether the given string could be a location path

func ValidateURN added in v0.4.0 

func ValidateURN(fl validator.FieldLevel) bool

ValidateURN validates whether the field value is a valid URN

func ValidateURNScheme added in v0.4.0 

func ValidateURNScheme(fl validator.FieldLevel) bool

ValidateURNScheme validates whether the field value is a valid URN scheme

Types

type Action 

type Action interface {
	UUID() ActionUUID

	Execute(FlowRun, Step, ModifierCallback, EventCallback) error
	Validate(SessionAssets, *ValidationContext) error
	AllowedFlowTypes() []FlowType
	utils.Typed
}

Action is an action within a flow node

type ActionUUID 

type ActionUUID utils.UUID

ActionUUID is the UUID of an action

type Attachment added in v0.4.0 

type Attachment string

Attachment is a media attachment on a message, and it has the following properties which can be accessed:

  • `content_type` the MIME type of the attachment
  • `url` the URL of the attachment

Examples: 

@(input.attachments[0].content_type) -> image/jpeg
@(input.attachments[0].url) -> http://s3.amazon.com/bucket/test.jpg
@(json(input.attachments[0])) -> {"content_type":"image/jpeg","url":"http://s3.amazon.com/bucket/test.jpg"}

@context attachment

func (Attachment) ContentType added in v0.4.0 

func (a Attachment) ContentType() string

ContentType returns the MIME type of this attachment

func (Attachment) Describe added in v0.10.1 

func (a Attachment) Describe() string

Describe returns a representation of this type for error messages

func (Attachment) Reduce added in v0.8.0 

func (a Attachment) Reduce(env utils.Environment) types.XPrimitive

Reduce is called when this object needs to be reduced to a primitive

func (Attachment) Resolve added in v0.4.0 

func (a Attachment) Resolve(env utils.Environment, key string) types.XValue

Resolve resolves the given key when this attachment is referenced in an expression

func (Attachment) ToXJSON added in v0.8.0 

func (a Attachment) ToXJSON(env utils.Environment) types.XText

ToXJSON is called when this type is passed to @(json(...))

func (Attachment) URL added in v0.4.0 

func (a Attachment) URL() string

URL returns the full URL of this attachment

type AttachmentList added in v0.8.0 

type AttachmentList []Attachment

AttachmentList is a list of attachments

func (AttachmentList) Describe added in v0.10.1 

func (a AttachmentList) Describe() string

Describe returns a representation of this type for error messages

func (AttachmentList) Index added in v0.8.0 

func (a AttachmentList) Index(index int) types.XValue

Index is called when this object is indexed into in an expression

func (AttachmentList) Length added in v0.8.0 

func (a AttachmentList) Length() int

Length is called when the length of this object is requested in an expression

func (AttachmentList) Reduce added in v0.8.0 

func (a AttachmentList) Reduce(env utils.Environment) types.XPrimitive

Reduce is called when this object needs to be reduced to a primitive

func (AttachmentList) ToXJSON added in v0.8.0 

func (a AttachmentList) ToXJSON(env utils.Environment) types.XText

ToXJSON is called when this type is passed to @(json(...))

type BaseMsg added in v0.6.0 

type BaseMsg struct {
	UUID_        MsgUUID                  `json:"uuid"`
	ID_          MsgID                    `json:"id,omitempty"`
	URN_         urns.URN                 `json:"urn,omitempty" validate:"omitempty,urn"`
	Channel_     *assets.ChannelReference `json:"channel,omitempty"`
	Text_        string                   `json:"text"`
	Attachments_ []Attachment             `json:"attachments,omitempty"`
}

BaseMsg represents a incoming or outgoing message with the session contact

func (*BaseMsg) Attachments added in v0.6.0 

func (m *BaseMsg) Attachments() []Attachment

Attachments returns the attachments of this message

func (*BaseMsg) Channel added in v0.6.0 

func (m *BaseMsg) Channel() *assets.ChannelReference

Channel returns the channel of this message

func (*BaseMsg) ID added in v0.15.0 

func (m *BaseMsg) ID() MsgID

ID returns the internal ID of this message

func (*BaseMsg) SetID added in v0.24.0 

func (m *BaseMsg) SetID(id MsgID)

SetID sets the internal ID of this message

func (*BaseMsg) Text added in v0.6.0 

func (m *BaseMsg) Text() string

Text returns the text of this message

func (*BaseMsg) URN added in v0.6.0 

func (m *BaseMsg) URN() urns.URN

URN returns the URN of this message

func (*BaseMsg) UUID added in v0.6.0 

func (m *BaseMsg) UUID() MsgUUID

UUID returns the UUID of this message

type Channel 

type Channel struct {
	assets.Channel
}

Channel represents a means for sending and receiving input during a flow run. It renders as its name in a template, and has the following properties which can be accessed:

  • `uuid` the UUID of the channel
  • `name` the name of the channel
  • `address` the address of the channel

Examples: 

@contact.channel -> My Android Phone
@contact.channel.name -> My Android Phone
@contact.channel.address -> +12345671111
@input.channel.uuid -> 57f1078f-88aa-46f4-a59a-948a5739c03d
@(json(contact.channel)) -> {"address":"+12345671111","name":"My Android Phone","uuid":"57f1078f-88aa-46f4-a59a-948a5739c03d"}

@context channel

func NewChannel added in v0.6.0 

func NewChannel(asset assets.Channel) *Channel

func (*Channel) Asset added in v0.15.0 

func (c *Channel) Asset() assets.Channel

Asset returns the underlying asset

func (*Channel) Describe added in v0.15.0 

func (c *Channel) Describe() string

Describe returns a representation of this type for error messages

func (*Channel) HasParent added in v0.15.0 

func (c *Channel) HasParent() bool

func (*Channel) HasRole added in v0.6.0 

func (c *Channel) HasRole(role assets.ChannelRole) bool

HasRole returns whether this channel has the given role

func (*Channel) Reduce added in v0.15.0 

func (c *Channel) Reduce(env utils.Environment) types.XPrimitive

Reduce is called when this object needs to be reduced to a primitive

func (*Channel) Reference added in v0.5.0 

func (c *Channel) Reference() *assets.ChannelReference

Reference returns a reference to this channel

func (*Channel) Resolve 

func (c *Channel) Resolve(env utils.Environment, key string) types.XValue

Resolve resolves the given key when this channel is referenced in an expression

func (*Channel) String 

func (c *Channel) String() string

func (*Channel) SupportsScheme added in v0.6.0 

func (c *Channel) SupportsScheme(scheme string) bool

SupportsScheme returns whether this channel supports the given URN scheme

func (*Channel) ToXJSON added in v0.15.0 

func (c *Channel) ToXJSON(env utils.Environment) types.XText

ToXJSON is called when this type is passed to @(json(...))

type ChannelAssets added in v0.15.0 

type ChannelAssets struct {
	// contains filtered or unexported fields
}

ChannelAssets provides access to all channel assets

func NewChannelAssets added in v0.15.0 

func NewChannelAssets(channels []assets.Channel) *ChannelAssets

NewChannelAssets creates a new set of channel assets

func (*ChannelAssets) Get added in v0.15.0 

func (s *ChannelAssets) Get(uuid assets.ChannelUUID) (*Channel, error)

Get returns the channel with the given UUID

func (*ChannelAssets) GetForURN added in v0.15.0 

func (s *ChannelAssets) GetForURN(urn *ContactURN, role assets.ChannelRole) *Channel

GetForURN returns the best channel for the given URN

type Connection added in v0.25.0 

type Connection struct {
	// contains filtered or unexported fields
}

Connection represents a connection to a specific channel using a specific URN

func NewConnection added in v0.25.0 

func NewConnection(channel *assets.ChannelReference, urn urns.URN) *Connection

NewConnection creates a new connection

func (*Connection) Channel added in v0.25.0 

func (c *Connection) Channel() *assets.ChannelReference

func (*Connection) MarshalJSON added in v0.25.2 

func (c *Connection) MarshalJSON() ([]byte, error)

MarshalJSON marshals this connection into JSON

func (*Connection) URN added in v0.25.0 

func (c *Connection) URN() urns.URN

func (*Connection) UnmarshalJSON added in v0.25.2 

func (c *Connection) UnmarshalJSON(data []byte) error

type Contact 

type Contact struct {
	// contains filtered or unexported fields
}

Contact represents a person who is interacting with the flow. It renders as the person's name (or perferred URN if name isn't set) in a template, and has the following properties which can be accessed:

  • `uuid` the UUID of the contact
  • `name` the full name of the contact
  • `first_name` the first name of the contact
  • `language` the [ISO-639-3](http://www-01.sil.org/iso639-3/) language code of the contact
  • `timezone` the timezone name of the contact
  • `created_on` the datetime when the contact was created
  • `urns` all [URNs](#context:urn) the contact has set
  • `urns.[scheme]` all the [URNs](#context:urn) the contact has set for the particular URN scheme
  • `urn` shorthand for `@(format_urn(c.urns.0))`, i.e. the contact's preferred [URN](#context:urn) in friendly formatting
  • `groups` all the [groups](#context:group) that the contact belongs to
  • `fields` all the custom contact fields the contact has set
  • `fields.[snaked_field_name]` the value of the specific field
  • `channel` shorthand for `contact.urns[0].channel`, i.e. the [channel](#context:channel) of the contact's preferred URN

Examples: 

@contact -> Ryan Lewis
@contact.name -> Ryan Lewis
@contact.first_name -> Ryan
@contact.language -> eng
@contact.timezone -> America/Guayaquil
@contact.created_on -> 2018-06-20T11:40:30.123456Z
@contact.urns -> tel:+12065551212, twitterid:54784326227#nyaruka, mailto:foo@bar.com
@(contact.urns[0]) -> tel:+12065551212
@contact.urns.tel -> tel:+12065551212
@(contact.urns.mailto[0]) -> mailto:foo@bar.com
@contact.urn -> tel:+12065551212
@contact.groups -> Testers, Males
@contact.fields -> activation_token: AACC55\nage: 23\ngender: Male\njoin_date: 2017-12-02T00:00:00.000000-02:00\nnot_set:\x20
@contact.fields.activation_token -> AACC55
@contact.fields.gender -> Male

@context contact

func NewContact added in v0.5.1 

func NewContact(
	sa SessionAssets,
	uuid ContactUUID,
	id ContactID,
	name string,
	language utils.Language,
	timezone *time.Location,
	createdOn time.Time,
	urns []urns.URN,
	groups []assets.Group,
	fields map[string]*Value) (*Contact, error)

NewContact creates a new contact with the passed in attributes

func NewEmptyContact added in v0.14.7 

func NewEmptyContact(sa SessionAssets, name string, language utils.Language, timezone *time.Location) *Contact

NewEmptyContact creates a new empy contact with the passed in name, language and location

func ReadContact 

func ReadContact(sa SessionAssets, data json.RawMessage, missing assets.MissingCallback) (*Contact, error)

ReadContact decodes a contact from the passed in JSON

func (*Contact) AddURN added in v0.4.0 

func (c *Contact) AddURN(urn *ContactURN) bool

AddURN adds a new URN to this contact

func (*Contact) Clone added in v0.4.0 

func (c *Contact) Clone() *Contact

Clone creates a copy of this contact

func (*Contact) CreatedOn added in v0.10.15 

func (c *Contact) CreatedOn() time.Time

CreatedOn returns the created on time of this contact

func (*Contact) Describe added in v0.10.1 

func (c *Contact) Describe() string

Describe returns a representation of this type for error messages

func (*Contact) Equal added in v0.20.0 

func (c *Contact) Equal(other *Contact) bool

Equal returns true if this instance is equal to the given instance

func (*Contact) Fields 

func (c *Contact) Fields() FieldValues

Fields returns this contact's field values

func (*Contact) Format added in v0.10.18 

func (c *Contact) Format(env utils.Environment) string

Format returns a friendly string version of this contact depending on what fields are set

func (*Contact) Groups 

func (c *Contact) Groups() *GroupList

Groups returns the groups that this contact belongs to

func (*Contact) HasURN added in v0.6.1 

func (c *Contact) HasURN(urn urns.URN) bool

HasURN checks whether the contact has the given URN

func (*Contact) ID added in v0.10.5 

func (c *Contact) ID() ContactID

ID returns the numeric ID of this contact

func (*Contact) Language 

func (c *Contact) Language() utils.Language

Language gets the language for this contact

func (*Contact) MarshalJSON 

func (c *Contact) MarshalJSON() ([]byte, error)

MarshalJSON marshals this contact into JSON

func (*Contact) Name 

func (c *Contact) Name() string

Name returns the name of this contact

func (*Contact) PreferredChannel added in v0.11.0 

func (c *Contact) PreferredChannel() *Channel

PreferredChannel gets the preferred channel for this contact, i.e. the channel we would use for sending

func (*Contact) PreferredURN added in v0.27.5 

func (c *Contact) PreferredURN() *ContactURN

PreferredURN gets the preferred URN for this contact, i.e. the URN we would use for sending

func (*Contact) Reduce added in v0.8.0 

func (c *Contact) Reduce(env utils.Environment) types.XPrimitive

Reduce is called when this object needs to be reduced to a primitive

func (*Contact) ReevaluateDynamicGroups added in v0.9.6 

func (c *Contact) ReevaluateDynamicGroups(env utils.Environment, allGroups *GroupAssets) ([]*Group, []*Group, []error)

ReevaluateDynamicGroups reevaluates membership of all dynamic groups for this contact

func (*Contact) Reference added in v0.4.0 

func (c *Contact) Reference() *ContactReference

Reference returns a reference to this contact

func (*Contact) Resolve 

func (c *Contact) Resolve(env utils.Environment, key string) types.XValue

Resolve resolves the given key when this contact is referenced in an expression

func (*Contact) ResolveDestinations added in v0.27.5 

func (c *Contact) ResolveDestinations(all bool) []Destination

ResolveDestinations resolves possible URN/channel destinations

func (*Contact) ResolveQueryKey added in v0.4.0 

func (c *Contact) ResolveQueryKey(env utils.Environment, key string) []interface{}

ResolveQueryKey resolves a contact query search key for this contact

func (*Contact) SetCreatedOn added in v0.10.15 

func (c *Contact) SetCreatedOn(createdOn time.Time)

SetCreatedOn sets the created on time of this contact

func (*Contact) SetLanguage 

func (c *Contact) SetLanguage(lang utils.Language)

SetLanguage sets the language for this contact

func (*Contact) SetName 

func (c *Contact) SetName(name string)

SetName sets the name of this contact

func (*Contact) SetTimezone 

func (c *Contact) SetTimezone(tz *time.Location)

SetTimezone sets the timezone of this contact

func (*Contact) Timezone 

func (c *Contact) Timezone() *time.Location

Timezone returns the timezone of this contact

func (*Contact) ToXJSON added in v0.8.0 

func (c *Contact) ToXJSON(env utils.Environment) types.XText

ToXJSON is called when this type is passed to @(json(...))

func (*Contact) URNs 

func (c *Contact) URNs() URNList

URNs returns the URNs of this contact

func (*Contact) UUID 

func (c *Contact) UUID() ContactUUID

UUID returns the UUID of this contact

func (*Contact) UpdatePreferredChannel added in v0.6.0 

func (c *Contact) UpdatePreferredChannel(channel *Channel) bool

UpdatePreferredChannel updates the preferred channel and returns whether any change was made

type ContactID added in v0.15.0 

type ContactID int64

ContactID is the ID of a contact

type ContactReference 

type ContactReference struct {
	UUID ContactUUID `json:"uuid" validate:"required,uuid4"`
	Name string      `json:"name"`
}

ContactReference is used to reference a contact

func NewContactReference added in v0.4.0 

func NewContactReference(uuid ContactUUID, name string) *ContactReference

NewContactReference creates a new contact reference with the given UUID and name

type ContactURN added in v0.6.0 

type ContactURN struct {
	// contains filtered or unexported fields
}

ContactURN represents a destination for an outgoing message or a source of an incoming message. It is string composed of 3 components: scheme, path, and display (optional). For example:

  • _tel:+16303524567_
  • _twitterid:54784326227#nyaruka_
  • _telegram:34642632786#bobby_

It has several properties which can be accessed in expressions:

  • `scheme` the scheme of the URN, e.g. "tel", "twitter"
  • `path` the path of the URN, e.g. "+16303524567"
  • `display` the display portion of the URN, e.g. "+16303524567"
  • `channel` the preferred [channel](#context:channel) of the URN

To render a URN in a human friendly format, use the [function:format_urn] function.

Examples: 

@(contact.urns[0]) -> tel:+12065551212
@(contact.urns[0].scheme) -> tel
@(contact.urns[0].path) -> +12065551212
@(contact.urns[1].display) -> nyaruka
@(format_urn(contact.urns[0])) -> (206) 555-1212
@(json(contact.urns[0])) -> {"display":"(206) 555-1212","path":"+12065551212","scheme":"tel"}

@context urn

func NewContactURN added in v0.6.0 

func NewContactURN(urn urns.URN, channel *Channel) *ContactURN

NewContactURN creates a new contact URN with associated channel

func ParseRawURN added in v0.23.0 

func ParseRawURN(ca *ChannelAssets, rawURN urns.URN, missing assets.MissingCallback) (*ContactURN, error)

ParseRawURN converts a raw URN to a ContactURN by extracting it's channel reference

func (*ContactURN) Channel added in v0.6.0 

func (u *ContactURN) Channel() *Channel

Channel gets the channel associated with this URN

func (*ContactURN) Describe added in v0.10.1 

func (u *ContactURN) Describe() string

Describe returns a representation of this type for error messages

func (*ContactURN) Equal added in v0.23.0 

func (u *ContactURN) Equal(other *ContactURN) bool

Equal determines if this URN is equal to another

func (*ContactURN) Reduce added in v0.8.0 

func (u *ContactURN) Reduce(env utils.Environment) types.XPrimitive

Reduce is called when this object needs to be reduced to a primitive

func (*ContactURN) Resolve added in v0.6.0 

func (u *ContactURN) Resolve(env utils.Environment, key string) types.XValue

Resolve resolves the given key when this URN is referenced in an expression

func (*ContactURN) SetChannel added in v0.6.0 

func (u *ContactURN) SetChannel(channel *Channel)

SetChannel sets the channel associated with this URN

func (*ContactURN) String added in v0.6.0 

func (u *ContactURN) String() string

func (*ContactURN) ToXJSON added in v0.8.0 

func (u *ContactURN) ToXJSON(env utils.Environment) types.XText

ToXJSON is called when this type is passed to @(json(...))

func (*ContactURN) URN added in v0.23.0 

func (u *ContactURN) URN() urns.URN

URN gets the underlying URN

type ContactUUID 

type ContactUUID utils.UUID

ContactUUID is the UUID of a contact

type Destination added in v0.27.5 

type Destination struct {
	Channel *Channel
	URN     *ContactURN
}

Destination is a sendable channel and URN pair

type Engine added in v0.27.4 

type Engine interface {
	NewSession(SessionAssets) Session
	ReadSession(SessionAssets, json.RawMessage, assets.MissingCallback) (Session, error)

	HTTPClient() *utils.HTTPClient
	DisableWebhooks() bool
	MaxWebhookResponseBytes() int
}

type Event 

type Event interface {
	utils.Typed

	CreatedOn() time.Time
	StepUUID() StepUUID
	SetStepUUID(StepUUID)
}

Event describes a state change

type EventCallback added in v0.26.0 

type EventCallback func(Event)

EventCallback is a callback invoked when an event has been generated

type Exit 

type Exit interface {
	UUID() ExitUUID
	DestinationNodeUUID() NodeUUID
	Name() string
}

type ExitUUID 

type ExitUUID utils.UUID

ExitUUID is the UUID of a node exit

type Field 

type Field struct {
	assets.Field
}

Field represents a contact field

func NewField added in v0.4.0 

func NewField(asset assets.Field) *Field

NewField creates a new field from the given asset

func (*Field) Asset added in v0.15.0 

func (f *Field) Asset() assets.Field

Asset returns the underlying asset

func (*Field) Reference added in v0.24.0 

func (f *Field) Reference() *assets.FieldReference

Reference returns a reference to this field

type FieldAssets added in v0.15.0 

type FieldAssets struct {
	// contains filtered or unexported fields
}

FieldAssets provides access to all field assets

func NewFieldAssets added in v0.15.0 

func NewFieldAssets(fields []assets.Field) *FieldAssets

NewFieldAssets creates a new set of field assets

func (*FieldAssets) All added in v0.15.0 

func (s *FieldAssets) All() []*Field

All returns all the fields in this set

func (*FieldAssets) FirstOfType added in v0.15.0 

func (s *FieldAssets) FirstOfType(valueType assets.FieldType) *Field

FirstOfType returns the first field in this set with the given value type

func (*FieldAssets) Get added in v0.15.0 

func (s *FieldAssets) Get(key string) (*Field, error)

Get returns the contact field with the given key

type FieldValue added in v0.4.0 

type FieldValue struct {
	*Value
	// contains filtered or unexported fields
}

FieldValue represents a field and a set of values for that field

func NewFieldValue added in v0.4.0 

func NewFieldValue(field *Field, value *Value) *FieldValue

NewFieldValue creates a new field value

func (*FieldValue) Describe added in v0.10.1 

func (v *FieldValue) Describe() string

Describe returns a representation of this type for error messages

func (*FieldValue) Reduce added in v0.8.0 

func (v *FieldValue) Reduce(env utils.Environment) types.XPrimitive

Reduce is called when this object needs to be reduced to a primitive

func (*FieldValue) Resolve added in v0.4.0 

func (v *FieldValue) Resolve(env utils.Environment, key string) types.XValue

Resolve resolves the given key when this field value is referenced in an expression

func (*FieldValue) ToXJSON added in v0.8.0 

func (v *FieldValue) ToXJSON(env utils.Environment) types.XText

ToXJSON is called when this type is passed to @(json(...))

func (*FieldValue) TypedValue added in v0.8.0 

func (v *FieldValue) TypedValue() types.XValue

TypedValue returns the value in its proper type or nil if there is no value in that type

type FieldValues added in v0.4.0 

type FieldValues map[string]*FieldValue

FieldValues is the set of all field values for a contact

func NewFieldValues added in v0.15.2 

func NewFieldValues(a SessionAssets, values map[string]*Value, missing assets.MissingCallback) (FieldValues, error)

NewFieldValues creates a new field value map

func (FieldValues) Clear added in v0.19.2 

func (f FieldValues) Clear(field *Field)

Clear clears the value set for the given field

func (FieldValues) Describe added in v0.10.1 

func (f FieldValues) Describe() string

Describe returns a representation of this type for error messages

func (FieldValues) Get added in v0.19.2 

func (f FieldValues) Get(field *Field) *Value

Get gets the value set for the given field

func (FieldValues) Length added in v0.8.0 

func (f FieldValues) Length() int

Length is called to get the length of this object which in this case is the number of set values

func (FieldValues) Parse added in v0.24.0 

func (f FieldValues) Parse(env utils.Environment, fields *FieldAssets, field *Field, rawValue string) *Value

Parse parses a raw string field value into the different possible types

func (FieldValues) Reduce added in v0.8.0 

func (f FieldValues) Reduce(env utils.Environment) types.XPrimitive

Reduce is called when this object needs to be reduced to a primitive

func (FieldValues) Resolve added in v0.4.0 

func (f FieldValues) Resolve(env utils.Environment, key string) types.XValue

Resolve resolves the given key when this set of field values is referenced in an expression

func (FieldValues) Set added in v0.19.2 

func (f FieldValues) Set(field *Field, value *Value)

Set sets the value for the given field (can be null to clear it)

func (FieldValues) ToXJSON added in v0.8.0 

func (f FieldValues) ToXJSON(env utils.Environment) types.XText

ToXJSON is called when this type is passed to @(json(...))

type Flow 

type Flow interface {
	types.XValue
	types.XResolvable

	UUID() assets.FlowUUID
	Name() string
	Revision() int
	Language() utils.Language
	Type() FlowType
	ExpireAfterMinutes() int
	Localization() Localization
	UI() UI

	Validate(SessionAssets, *ValidationContext) error
	Nodes() []Node
	GetNode(uuid NodeUUID) Node

	Reference() *assets.FlowReference
}

Flow describes the ordered logic of actions and routers. It renders as its name in a template, and has the following properties which can be accessed:

  • `uuid` the UUID of the flow
  • `name` the name of the flow
  • `revision` the revision number of the flow

Examples: 

@run.flow -> Registration
@child.flow -> Collect Age
@run.flow.uuid -> 50c3706e-fedb-42c0-8eab-dda3335714b7
@(json(run.flow)) -> {"name":"Registration","revision":123,"uuid":"50c3706e-fedb-42c0-8eab-dda3335714b7"}

@context flow

type FlowAssets added in v0.15.0 

type FlowAssets interface {
	Get(assets.FlowUUID) (Flow, error)
}

type FlowRun 

type FlowRun interface {
	types.XValue
	types.XResolvable
	RunSummary

	Environment() RunEnvironment
	Session() Session
	Context() types.XValue
	SaveResult(*Result)
	SetStatus(RunStatus)

	LogEvent(Step, Event)
	LogError(Step, error)

	CreateStep(Node) Step
	Path() []Step
	PathLocation() (Step, Node, error)
	Events() []Event

	EvaluateTemplate(template string) (types.XValue, error)
	EvaluateTemplateAsString(template string) (string, error)

	GetText(utils.UUID, string, string) string
	GetTextArray(utils.UUID, string, []string) []string
	GetTranslatedTextArray(utils.UUID, string, []string, []utils.Language) []string

	Snapshot() RunSummary
	Parent() RunSummary
	ParentInSession() FlowRun
	Ancestors() []FlowRun

	CreatedOn() time.Time
	ModifiedOn() time.Time
	ExpiresOn() *time.Time
	ResetExpiration(*time.Time)
	ExitedOn() *time.Time
	Exit(RunStatus)
}

FlowRun is a single contact's journey through a flow. It records the path they have taken, and the results that have been collected. It has several properties which can be accessed in expressions:

  • `uuid` the UUID of the run
  • `flow` the [flow](#context:flow) of the run
  • `contact` the [contact](#context:contact) of the flow run
  • `input` the [input](#context:input) of the current run
  • `results` the results that have been saved for this run
  • `results.[snaked_result_name]` the value of the specific result, e.g. `results.age`

Examples: 

@run.flow.name -> Registration

@context run

type FlowType added in v0.14.0 

type FlowType string

FlowType represents the different types of flows 

const (
	// FlowTypeMessaging is a flow that is run over a messaging channel
	FlowTypeMessaging FlowType = "messaging"

	// FlowTypeMessagingOffline is a flow which is run over an offline messaging client like Surveyor
	FlowTypeMessagingOffline FlowType = "messaging_offline"

	// FlowTypeVoice is a flow which is run over IVR
	FlowTypeVoice FlowType = "voice"
)

type Group 

type Group struct {
	assets.Group
	// contains filtered or unexported fields
}

Group represents a grouping of contacts. It can be static (contacts are added and removed manually through [actions](#action:add_contact_groups)) or dynamic (contacts are added automatically by a query). It renders as its name in a template, and has the following properties which can be accessed:

  • `uuid` the UUID of the group
  • `name` the name of the group

Examples: 

@contact.groups -> Testers, Males
@(contact.groups[0].uuid) -> b7cf0d83-f1c9-411c-96fd-c511a4cfa86d
@(contact.groups[1].name) -> Males
@(json(contact.groups[1])) -> {"name":"Males","uuid":"4f1f98fc-27a7-4a69-bbdb-24744ba739a9"}

@context group

func NewGroup 

func NewGroup(asset assets.Group) *Group

NewGroup returns a new group object from the given group asset

func (*Group) Asset added in v0.15.0 

func (g *Group) Asset() assets.Group

Asset returns the underlying asset

func (*Group) CheckDynamicMembership added in v0.4.0 

func (g *Group) CheckDynamicMembership(env utils.Environment, contact *Contact) (bool, error)

CheckDynamicMembership returns whether the given contact belongs in this dynamic group

func (*Group) Describe added in v0.10.1 

func (g *Group) Describe() string

Describe returns a representation of this type for error messages

func (*Group) IsDynamic added in v0.4.0 

func (g *Group) IsDynamic() bool

IsDynamic returns whether this group is dynamic

func (*Group) ParsedQuery added in v0.4.0 

func (g *Group) ParsedQuery() (*contactql.ContactQuery, error)

ParsedQuery returns the parsed query of a dynamic group (cached)

func (*Group) Reduce added in v0.8.0 

func (g *Group) Reduce(env utils.Environment) types.XPrimitive

Reduce is called when this object needs to be reduced to a primitive

func (*Group) Reference added in v0.4.0 

func (g *Group) Reference() *assets.GroupReference

Reference returns a reference to this group

func (*Group) Resolve 

func (g *Group) Resolve(env utils.Environment, key string) types.XValue

Resolve resolves the given key when this group is referenced in an expression

func (*Group) ToXJSON added in v0.8.0 

func (g *Group) ToXJSON(env utils.Environment) types.XText

ToXJSON is called when this type is passed to @(json(...))

type GroupAssets added in v0.15.0 

type GroupAssets struct {
	// contains filtered or unexported fields
}

GroupAssets provides access to all group assets

func NewGroupAssets added in v0.15.0 

func NewGroupAssets(groups []assets.Group) *GroupAssets

NewGroupAssets creates a new set of group assets

func (*GroupAssets) All added in v0.15.0 

func (s *GroupAssets) All() []*Group

All returns all the groups

func (*GroupAssets) FindByName added in v0.15.0 

func (s *GroupAssets) FindByName(name string) *Group

FindByName looks for a group with the given name (case-insensitive)

func (*GroupAssets) Get added in v0.15.0 

func (s *GroupAssets) Get(uuid assets.GroupUUID) (*Group, error)

Get returns the group with the given UUID

type GroupList 

type GroupList struct {
	// contains filtered or unexported fields
}

GroupList defines a contact's list of groups

func NewGroupList added in v0.4.0 

func NewGroupList(groups []*Group) *GroupList

NewGroupList creates a new group list

func NewGroupListFromAssets added in v0.15.2 

func NewGroupListFromAssets(a SessionAssets, groupAssets []assets.Group) (*GroupList, error)

NewGroupListFromAssets creates a new group list

func (*GroupList) Add added in v0.4.0 

func (l *GroupList) Add(group *Group) bool

Add adds the given group to this group list

func (*GroupList) All added in v0.4.0 

func (l *GroupList) All() []*Group

All returns all groups in this group list

func (*GroupList) Count added in v0.4.0 

func (l *GroupList) Count() int

Count returns the number of groups in this group list

func (GroupList) Describe added in v0.10.1 

func (l GroupList) Describe() string

Describe returns a representation of this type for error messages

func (*GroupList) FindByUUID added in v0.4.0 

func (l *GroupList) FindByUUID(uuid assets.GroupUUID) *Group

FindByUUID returns the group with the passed in UUID or nil if not found

func (*GroupList) Index added in v0.8.0 

func (l *GroupList) Index(index int) types.XValue

Index is called when this object is indexed into in an expression

func (*GroupList) Length added in v0.8.0 

func (l *GroupList) Length() int

Length is called when the length of this object is requested in an expression

func (GroupList) Reduce added in v0.8.0 

func (l GroupList) Reduce(env utils.Environment) types.XPrimitive

Reduce is called when this object needs to be reduced to a primitive

func (*GroupList) Remove added in v0.4.0 

func (l *GroupList) Remove(group *Group) bool

Remove removes the given group from this group list

func (GroupList) ToXJSON added in v0.8.0 

func (l GroupList) ToXJSON(env utils.Environment) types.XText

ToXJSON is called when this type is passed to @(json(...))

type Hint added in v0.24.0 

type Hint interface {
	utils.Typed
}

type Input 

type Input interface {
	types.XValue
	utils.Typed

	UUID() InputUUID
	CreatedOn() time.Time
	Channel() *Channel
}

Input describes input from the contact and currently we only support one type of input: `msg`. Any input has the following properties which can be accessed:

  • `uuid` the UUID of the input
  • `type` the type of the input, e.g. `msg`
  • `channel` the [channel](#context:channel) that the input was received on
  • `created_on` the time when the input was created

An input of type `msg` renders as its text and attachments in a template, and has the following additional properties:

  • `text` the text of the message
  • `attachments` any [attachments](#context:attachment) on the message
  • `urn` the [URN](#context:urn) that the input was received on

Examples: 

@input -> Hi there\nhttp://s3.amazon.com/bucket/test.jpg\nhttp://s3.amazon.com/bucket/test.mp3
@input.type -> msg
@input.text -> Hi there
@input.attachments -> http://s3.amazon.com/bucket/test.jpg, http://s3.amazon.com/bucket/test.mp3
@(json(input)) -> {"attachments":[{"content_type":"image/jpeg","url":"http://s3.amazon.com/bucket/test.jpg"},{"content_type":"audio/mp3","url":"http://s3.amazon.com/bucket/test.mp3"}],"channel":{"address":"+12345671111","name":"My Android Phone","uuid":"57f1078f-88aa-46f4-a59a-948a5739c03d"},"created_on":"2017-12-31T11:35:10.035757-02:00","text":"Hi there","type":"msg","urn":{"display":"(206) 555-1212","path":"+12065551212","scheme":"tel"},"uuid":"9bf91c2b-ce58-4cef-aacc-281e03f69ab5"}

@context input

type InputUUID added in v0.4.0 

type InputUUID utils.UUID

InputUUID is the UUID of an input

type Label 

type Label struct {
	assets.Label
}

Label represents a message label

func NewLabel 

func NewLabel(asset assets.Label) *Label

NewLabel creates a new label from the given asset

func (*Label) Asset added in v0.15.0 

func (l *Label) Asset() assets.Label

Asset returns the underlying asset

func (*Label) Reference added in v0.4.0 

func (l *Label) Reference() *assets.LabelReference

Reference returns a reference to this label

type LabelAssets added in v0.15.0 

type LabelAssets struct {
	// contains filtered or unexported fields
}

LabelAssets provides access to all label assets

func NewLabelAssets added in v0.15.0 

func NewLabelAssets(labels []assets.Label) *LabelAssets

NewLabelAssets creates a new set of label assets

func (*LabelAssets) All added in v0.15.0 

func (s *LabelAssets) All() []*Label

All returns all the labels

func (*LabelAssets) FindByName added in v0.15.0 

func (s *LabelAssets) FindByName(name string) *Label

FindByName looks for a label with the given name (case-insensitive)

func (*LabelAssets) Get added in v0.15.0 

func (s *LabelAssets) Get(uuid assets.LabelUUID) (*Label, error)

Get returns the label with the given UUID

type LegacyExtraContributor added in v0.21.3 

type LegacyExtraContributor interface {
	LegacyExtra() Results
}

LegacyExtraContributor is something which contributes results for constructing @legacy_extra

type Localization added in v0.6.2 

type Localization interface {
	AddItemTranslation(utils.Language, utils.UUID, string, []string)
	GetTranslations(utils.Language) Translations
	Languages() []utils.Language
}

Localization provide a way to get the translations for a specific language

type LocationAssets added in v0.15.0 

type LocationAssets struct {
	// contains filtered or unexported fields
}

LocationAssets provides access to location assets

func NewLocationAssets added in v0.15.0 

func NewLocationAssets(hierarchies []assets.LocationHierarchy) *LocationAssets

NewLocationAssets creates a new set of location assets

func (*LocationAssets) Hierarchies added in v0.15.0 

func (s *LocationAssets) Hierarchies() []assets.LocationHierarchy

Hierarchies returns all hierarchies

type LocationPath added in v0.9.6 

type LocationPath string

LocationPath is a location described by a path Country > State ...

func (LocationPath) Describe added in v0.10.1 

func (p LocationPath) Describe() string

Describe returns a representation of this type for error messages

func (LocationPath) Name added in v0.9.6 

func (p LocationPath) Name() string

Name returns the name of the location referenced

func (LocationPath) Reduce added in v0.9.6 

func (p LocationPath) Reduce(env utils.Environment) types.XPrimitive

Reduce returns the primitive version of this type

func (LocationPath) String added in v0.9.6 

func (p LocationPath) String() string

func (LocationPath) ToXJSON added in v0.9.6 

func (p LocationPath) ToXJSON(env utils.Environment) types.XText

ToXJSON is called when this type is passed to @(json(...))

type Modifier added in v0.24.0 

type Modifier interface {
	utils.Typed

	Apply(utils.Environment, SessionAssets, *Contact, EventCallback)
}

Modifier is something which can modify a contact

type ModifierCallback added in v0.26.0 

type ModifierCallback func(Modifier)

ModifierCallback is a callback invoked when a modifier has been generated

type MsgID added in v0.15.0 

type MsgID int64

MsgID is the ID of a message

type MsgIn 

type MsgIn struct {
	BaseMsg

	ExternalID_ string `json:"external_id,omitempty"`
}

MsgIn represents a incoming message from the session contact

func NewMsgIn added in v0.6.0 

func NewMsgIn(uuid MsgUUID, urn urns.URN, channel *assets.ChannelReference, text string, attachments []Attachment) *MsgIn

NewMsgIn creates a new incoming message

func (*MsgIn) ExternalID added in v0.24.0 

func (m *MsgIn) ExternalID() string

ExternalID returns the optional external ID of this incoming message

func (*MsgIn) SetExternalID added in v0.24.0 

func (m *MsgIn) SetExternalID(id string)

SetExternalID sets the external ID of this message

type MsgOut 

type MsgOut struct {
	BaseMsg

	QuickReplies_ []string `json:"quick_replies,omitempty"`
}

MsgOut represents a outgoing message to the session contact

func NewMsgOut added in v0.6.0 

func NewMsgOut(urn urns.URN, channel *assets.ChannelReference, text string, attachments []Attachment, quickReplies []string) *MsgOut

NewMsgOut creates a new outgoing message

func (*MsgOut) QuickReplies added in v0.6.0 

func (m *MsgOut) QuickReplies() []string

QuickReplies returns the quick replies of this outgoing message

type MsgUUID added in v0.6.0 

type MsgUUID utils.UUID

MsgUUID is the UUID of a message

type Node 

type Node interface {
	UUID() NodeUUID
	Actions() []Action
	AddAction(Action)
	Router() Router
	Exits() []Exit
	Wait() Wait

	Validate(SessionAssets, *ValidationContext, Flow, map[utils.UUID]bool) error
}

Node is a single node in a flow

type NodeUUID 

type NodeUUID utils.UUID

NodeUUID is a UUID of a flow node

type Position added in v0.15.1 

type Position interface {
}

Position holds coordinates for a node

type Resthook added in v0.10.20 

type Resthook struct {
	assets.Resthook
}

Resthook represents a named event and a set of subscribers

func NewResthook added in v0.10.20 

func NewResthook(asset assets.Resthook) *Resthook

NewResthook returns a new resthook object

func (*Resthook) Asset added in v0.15.0 

func (r *Resthook) Asset() assets.Resthook

Asset returns the underlying asset

type ResthookAssets added in v0.15.0 

type ResthookAssets struct {
	// contains filtered or unexported fields
}

ResthookAssets provides access to all resthook assets

func NewResthookAssets added in v0.15.0 

func NewResthookAssets(resthooks []assets.Resthook) *ResthookAssets

NewResthookAssets creates a new set of resthook assets

func (*ResthookAssets) FindBySlug added in v0.15.0 

func (s *ResthookAssets) FindBySlug(slug string) *Resthook

FindBySlug finds the group with the given UUID

type Result 

type Result struct {
	Name              string          `json:"name"`
	Value             string          `json:"value"`
	Category          string          `json:"category,omitempty"`
	CategoryLocalized string          `json:"category_localized,omitempty"`
	NodeUUID          NodeUUID        `json:"node_uuid"`
	Input             *string         `json:"input,omitempty"`
	Extra             json.RawMessage `json:"extra,omitempty"`
	CreatedOn         time.Time       `json:"created_on"`
}

Result describes a value captured during a run's execution. It might have been implicitly created by a router, or explicitly created by a [set_run_result](#action:set_run_result) action.It renders as its value in a template, and has the following properties which can be accessed:

  • `value` the value of the result
  • `category` the category of the result
  • `category_localized` the localized category of the result
  • `input` the input associated with the result
  • `node_uuid` the UUID of the node where the result was created
  • `created_on` the time when the result was created

Examples: 

@results.favorite_color -> red
@results.favorite_color.value -> red
@results.favorite_color.category -> Red

@context result

func NewResult added in v0.21.1 

func NewResult(name string, value string, category string, categoryLocalized string, nodeUUID NodeUUID, input *string, extra json.RawMessage, createdOn time.Time) *Result

NewResult creates a new result

func (*Result) Describe added in v0.10.1 

func (r *Result) Describe() string

Describe returns a representation of this type for error messages

func (*Result) Reduce added in v0.8.0 

func (r *Result) Reduce(env utils.Environment) types.XPrimitive

Reduce is called when this object needs to be reduced to a primitive

func (*Result) Resolve 

func (r *Result) Resolve(env utils.Environment, key string) types.XValue

Resolve resolves the passed in key to a value. Result values have a name, value, category, node and created_on

func (*Result) ToXJSON added in v0.8.0 

func (r *Result) ToXJSON(env utils.Environment) types.XText

ToXJSON is called when this type is passed to @(json(...))

type Results 

type Results map[string]*Result

Results is our wrapper around a map of snakified result names to result objects

func NewResults 

func NewResults() Results

NewResults creates a new empty set of results

func (Results) Clone added in v0.4.0 

func (r Results) Clone() Results

Clone returns a clone of this results set

func (Results) Describe added in v0.10.1 

func (r Results) Describe() string

Describe returns a representation of this type for error messages

func (Results) Get added in v0.9.10 

func (r Results) Get(key string) *Result

Get returns the result with the given key

func (Results) Length added in v0.8.0 

func (r Results) Length() int

Length is called to get the length of this object

func (Results) Reduce added in v0.8.0 

func (r Results) Reduce(env utils.Environment) types.XPrimitive

Reduce is called when this object needs to be reduced to a primitive

func (Results) Resolve 

func (r Results) Resolve(env utils.Environment, key string) types.XValue

Resolve resolves the passed in key, which is snakified before lookup

func (Results) Save 

func (r Results) Save(result *Result)

Save saves a new result in our map. The key is saved in a snakified format

func (Results) ToXJSON added in v0.8.0 

func (r Results) ToXJSON(env utils.Environment) types.XText

ToXJSON is called when this type is passed to @(json(...))

type Resume added in v0.20.0 

type Resume interface {
	utils.Typed

	Apply(FlowRun, EventCallback) error

	Environment() utils.Environment
	Contact() *Contact
	ResumedOn() time.Time
}

Resume represents something which can resume a session with the flow engine

type Route 

type Route struct {
	// contains filtered or unexported fields
}

Route describes leaving a node

func NewRoute 

func NewRoute(exit ExitUUID, match string, extra map[string]string) Route

NewRoute creates a new route

func (Route) Exit 

func (r Route) Exit() ExitUUID

Exit returns the UUID of the chosen exit

func (Route) Extra added in v0.16.0 

func (r Route) Extra() map[string]string

Extra returns additional data from the match

func (Route) Match 

func (r Route) Match() string

Match returns the match which led to this route being chosen

type Router 

type Router interface {
	PickRoute(FlowRun, []Exit, Step) (*string, Route, error)
	Validate([]Exit) error
	ResultName() string
	utils.Typed
}

type RunEnvironment added in v0.8.0 

type RunEnvironment interface {
	utils.Environment

	FindLocations(string, utils.LocationLevel, *utils.Location) ([]*utils.Location, error)
	FindLocationsFuzzy(string, utils.LocationLevel, *utils.Location) ([]*utils.Location, error)
	LookupLocation(LocationPath) (*utils.Location, error)
}

RunEnvironment is a run specific environment which adds location functionality required by some router tests

type RunStatus 

type RunStatus string

RunStatus represents the current status of the flow run 

const (
	// RunStatusActive represents a run that is still active
	RunStatusActive RunStatus = "active"

	// RunStatusCompleted represents a run that has run to completion
	RunStatusCompleted RunStatus = "completed"

	// RunStatusWaiting represents a run which is waiting for something from the caller
	RunStatusWaiting RunStatus = "waiting"

	// RunStatusErrored represents a run that encountered an error
	RunStatusErrored RunStatus = "errored"

	// RunStatusExpired represents a run that expired due to inactivity
	RunStatusExpired RunStatus = "expired"

	// RunStatusInterrupted represents a run that was interrupted by another flow
	RunStatusInterrupted RunStatus = "interrupted"
)

type RunSummary added in v0.4.0 

type RunSummary interface {
	UUID() RunUUID
	Contact() *Contact
	Flow() Flow
	Status() RunStatus
	Results() Results
}

RunSummary represents the minimum information available about all runs (current or related) and is the representation of runs made accessible to router tests.

type RunUUID 

type RunUUID utils.UUID

RunUUID is the UUID of a flow run

type Session 

type Session interface {
	Assets() SessionAssets

	Type() FlowType
	SetType(FlowType)

	Environment() utils.Environment
	SetEnvironment(utils.Environment)

	Contact() *Contact
	SetContact(*Contact)

	Input() Input
	SetInput(Input)

	Status() SessionStatus
	Trigger() Trigger
	PushFlow(Flow, FlowRun, bool)
	Wait() Wait
	CanEnterFlow(Flow) error

	Start(Trigger) (Sprint, error)
	Resume(Resume) (Sprint, error)
	Runs() []FlowRun
	GetRun(RunUUID) (FlowRun, error)
	GetCurrentChild(FlowRun) FlowRun
	ParentRun() RunSummary

	Engine() Engine
}

Session represents the session of a flow run which may contain many runs

type SessionAssets added in v0.4.0 

type SessionAssets interface {
	Channels() *ChannelAssets
	Fields() *FieldAssets
	Flows() FlowAssets
	Groups() *GroupAssets
	Labels() *LabelAssets
	Locations() *LocationAssets
	Resthooks() *ResthookAssets
}

SessionAssets is the assets available to a session

type SessionStatus added in v0.4.0 

type SessionStatus string

SessionStatus represents the current status of the engine session 

const (
	// SessionStatusActive represents a session that is still active
	SessionStatusActive SessionStatus = "active"

	// SessionStatusCompleted represents a session that has run to completion
	SessionStatusCompleted SessionStatus = "completed"

	// SessionStatusWaiting represents a session which is waiting for something from the caller
	SessionStatusWaiting SessionStatus = "waiting"

	// SessionStatusErrored represents a session that encountered an error
	SessionStatusErrored SessionStatus = "errored"
)

type Sprint added in v0.24.0 

type Sprint interface {
	Modifiers() []Modifier
	LogModifier(Modifier)
	Events() []Event
	LogEvent(Event)
}

Sprint is an interaction with the engine - i.e. a start or resume of a session

type Step 

type Step interface {
	types.XValue
	types.XResolvable

	UUID() StepUUID
	NodeUUID() NodeUUID
	ExitUUID() ExitUUID
	ArrivedOn() time.Time

	Leave(ExitUUID)
}

type StepUUID 

type StepUUID utils.UUID

StepUUID is the UUID of a run step

type Sticky added in v0.15.1 

type Sticky map[string]interface{}

Sticky is a migrated note

type Translations 

type Translations interface {
	GetTextArray(uuid utils.UUID, key string) []string
}

Translations provide a way to get the translation for a specific language for a uuid/key pair

type Trigger added in v0.4.0 

type Trigger interface {
	utils.Typed
	types.XValue
	types.XResolvable

	Initialize(Session, EventCallback) error
	InitializeRun(FlowRun, EventCallback) error

	Environment() utils.Environment
	Flow() *assets.FlowReference
	Contact() *Contact
	Connection() *Connection
	Params() types.XValue
	TriggeredOn() time.Time
}

Trigger represents something which can initiate a session with the flow engine. It has several properties which can be accessed in expressions:

  • `type` the type of the trigger, one of "manual" or "flow"
  • `params` the parameters passed to the trigger

Examples: 

@trigger.type -> flow_action
@trigger.params -> {"source": "website","address": {"state": "WA"}}
@(json(trigger)) -> {"params":{"source":"website","address":{"state":"WA"}},"type":"flow_action"}

@context trigger

type TriggerWithRun added in v0.24.0 

type TriggerWithRun interface {
	Trigger

	RunSummary() json.RawMessage
}

TriggerWithRun is special case of trigger that provides a parent run to the session

type UI added in v0.15.1 

type UI interface {
	AddNode(uuid NodeUUID, details UINodeDetails)
	AddSticky(sticky Sticky)

	GetNode(uuid NodeUUID) UINodeDetails
}

UI is a optional section in a flow definition with editor specific information

type UINodeConfig added in v0.15.1 

type UINodeConfig map[string]interface{}

UINodeConfig contains config unique to its type

type UINodeDetails added in v0.15.1 

type UINodeDetails interface {
}

UINodeDetails is the top level ui details for a node

type UINodeType added in v0.15.1 

type UINodeType string

UINodeType tells the editor how to render a particular node

type URNList 

type URNList []*ContactURN

URNList is the list of a contact's URNs

func ReadURNList added in v0.6.0 

func ReadURNList(a SessionAssets, rawURNs []urns.URN, missing assets.MissingCallback) (URNList, error)

ReadURNList parses contact URN list from the given list of raw URNs

func (URNList) Describe added in v0.10.1 

func (l URNList) Describe() string

Describe returns a representation of this type for error messages

func (URNList) Equal added in v0.23.0 

func (l URNList) Equal(other URNList) bool

Equal returns whether this list of URNs is equal to another

func (URNList) Index added in v0.8.0 

func (l URNList) Index(index int) types.XValue

Index is called when this object is indexed into in an expression

func (URNList) Length added in v0.8.0 

func (l URNList) Length() int

Length is called when the length of this object is requested in an expression

func (URNList) RawURNs added in v0.6.0 

func (l URNList) RawURNs() []urns.URN

RawURNs returns the raw URNs

func (URNList) Reduce added in v0.8.0 

func (l URNList) Reduce(env utils.Environment) types.XPrimitive

Reduce is called when this object needs to be reduced to a primitive

func (URNList) Resolve 

func (l URNList) Resolve(env utils.Environment, key string) types.XValue

Resolve resolves the given key when this URN list is referenced in an expression

func (URNList) ToXJSON added in v0.8.0 

func (l URNList) ToXJSON(env utils.Environment) types.XText

ToXJSON is called when this type is passed to @(json(...))

func (URNList) WithScheme added in v0.4.4 

func (l URNList) WithScheme(scheme string) URNList

WithScheme returns a new URN list containing of only URNs of the given scheme

type ValidationContext added in v0.23.0 

type ValidationContext struct {
	// contains filtered or unexported fields
}

ValidationContext contains state required during flow validation to avoid infinite loops

func NewValidationContext added in v0.23.0 

func NewValidationContext() *ValidationContext

NewValidationContext creates a new flow validation context

func (*ValidationContext) IsStarted added in v0.23.0 

func (v *ValidationContext) IsStarted(flow Flow) bool

func (*ValidationContext) Start added in v0.23.0 

func (v *ValidationContext) Start(flow Flow)

type Value added in v0.15.2 

type Value struct {
	Text     types.XText      `json:"text" validate:"required"`
	Datetime *types.XDateTime `json:"datetime,omitempty"`
	Number   *types.XNumber   `json:"number,omitempty"`
	State    LocationPath     `json:"state,omitempty"`
	District LocationPath     `json:"district,omitempty"`
	Ward     LocationPath     `json:"ward,omitempty"`
}

Value represents a value in each of the field types

func NewValue added in v0.15.2 

func NewValue(text types.XText, datetime *types.XDateTime, number *types.XNumber, state LocationPath, district LocationPath, ward LocationPath) *Value

NewValue creates an empty value

func (*Value) Equals added in v0.19.2 

func (v *Value) Equals(o *Value) bool

Equals determines whether two values are equal

type Wait 

type Wait interface {
	utils.Typed

	Timeout() *int
	TimeoutOn() *time.Time

	Begin(FlowRun, EventCallback) bool
	End(Resume, Node) error
}

type WebhookCall added in v0.8.0 

type WebhookCall struct {
	// contains filtered or unexported fields
}

WebhookCall is a call made to an external service

func MakeWebhookCall added in v0.8.0 

func MakeWebhookCall(session Session, request *http.Request, resthook string) (*WebhookCall, error)

MakeWebhookCall fires the passed in http request, returning any errors encountered. RequestResponse is always set regardless of any errors being set

func (*WebhookCall) Body added in v0.8.0 

func (w *WebhookCall) Body() string

Body returns the response body

func (*WebhookCall) BodyIgnored added in v0.27.7 

func (w *WebhookCall) BodyIgnored() bool

BodyIgnored returns whether we ignored the body because we didn't recognize the content type

func (*WebhookCall) Method added in v0.9.3 

func (w *WebhookCall) Method() string

Method returns the full HTTP method

func (*WebhookCall) Request added in v0.8.0 

func (w *WebhookCall) Request() string

Request returns the request trace

func (*WebhookCall) Response added in v0.8.0 

func (w *WebhookCall) Response() string

Response returns the response trace

func (*WebhookCall) Resthook added in v0.23.0 

func (w *WebhookCall) Resthook() string

Resthook returns the resthook slug (if this call came from a resthook action)

func (*WebhookCall) Status added in v0.8.0 

func (w *WebhookCall) Status() WebhookStatus

Status returns the response status message

func (*WebhookCall) StatusCode added in v0.8.0 

func (w *WebhookCall) StatusCode() int

StatusCode returns the response status code

func (*WebhookCall) TimeTaken added in v0.20.0 

func (w *WebhookCall) TimeTaken() time.Duration

TimeTaken returns the time taken to make the request

func (*WebhookCall) URL added in v0.8.0 

func (w *WebhookCall) URL() string

URL returns the full URL

type WebhookStatus added in v0.8.0 

type WebhookStatus string

WebhookStatus represents the status of a WebhookRequest 

const (
	// WebhookStatusSuccess represents that the webhook was successful
	WebhookStatusSuccess WebhookStatus = "success"

	// WebhookStatusConnectionError represents that the webhook had a connection error
	WebhookStatusConnectionError WebhookStatus = "connection_error"

	// WebhookStatusResponseError represents that the webhook response had a non 2xx status code
	WebhookStatusResponseError WebhookStatus = "response_error"

	// WebhookStatusSubscriberGone represents a special state of resthook responses which indicate the caller must remove that subscriber
	WebhookStatusSubscriberGone WebhookStatus = "subscriber_gone"
)

func WebhookStatusFromCode added in v0.17.0 

func WebhookStatusFromCode(code int, isResthook bool) WebhookStatus

WebhookStatusFromCode determines the webhook status from the HTTP status code

func (WebhookStatus) String added in v0.8.0 

func (r WebhookStatus) String() string

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