74 lines
2.6 KiB
Go
74 lines
2.6 KiB
Go
package slack
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// @NOTE: Blocks are in beta and subject to change.
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// More Information: https://api.slack.com/block-kit
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// MessageBlockType defines a named string type to define each block type
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// as a constant for use within the package.
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type MessageBlockType string
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const (
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MBTSection MessageBlockType = "section"
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MBTDivider MessageBlockType = "divider"
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MBTImage MessageBlockType = "image"
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MBTAction MessageBlockType = "actions"
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MBTContext MessageBlockType = "context"
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MBTInput MessageBlockType = "input"
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)
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// Block defines an interface all block types should implement
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// to ensure consistency between blocks.
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type Block interface {
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BlockType() MessageBlockType
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}
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// Blocks is a convenience struct defined to allow dynamic unmarshalling of
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// the "blocks" value in Slack's JSON response, which varies depending on block type
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type Blocks struct {
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BlockSet []Block `json:"blocks,omitempty"`
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}
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// BlockAction is the action callback sent when a block is interacted with
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type BlockAction struct {
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ActionID string `json:"action_id"`
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BlockID string `json:"block_id"`
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Type actionType `json:"type"`
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Text TextBlockObject `json:"text"`
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Value string `json:"value"`
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ActionTs string `json:"action_ts"`
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SelectedOption OptionBlockObject `json:"selected_option"`
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SelectedOptions []OptionBlockObject `json:"selected_options"`
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SelectedUser string `json:"selected_user"`
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SelectedChannel string `json:"selected_channel"`
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SelectedConversation string `json:"selected_conversation"`
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SelectedDate string `json:"selected_date"`
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InitialOption OptionBlockObject `json:"initial_option"`
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InitialUser string `json:"initial_user"`
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InitialChannel string `json:"initial_channel"`
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InitialConversation string `json:"initial_conversation"`
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InitialDate string `json:"initial_date"`
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}
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// actionType returns the type of the action
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func (b BlockAction) actionType() actionType {
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return b.Type
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}
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// NewBlockMessage creates a new Message that contains one or more blocks to be displayed
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func NewBlockMessage(blocks ...Block) Message {
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return Message{
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Msg: Msg{
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Blocks: Blocks{
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BlockSet: blocks,
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},
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},
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}
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}
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// AddBlockMessage appends a block to the end of the existing list of blocks
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func AddBlockMessage(message Message, newBlk Block) Message {
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message.Msg.Blocks.BlockSet = append(message.Msg.Blocks.BlockSet, newBlk)
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return message
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}
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