70 lines
2.7 KiB
Go
70 lines
2.7 KiB
Go
package channel
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import "github.com/gochat/gochat/internal/model"
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// ChannelFacebook represents a Facebook Messenger channel.
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// Reference: Chatwoot app/models/channel/facebook_page.rb
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//
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// Chatwoot's ChannelFacebook (Channel::FacebookPage) model attributes:
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// - account_id: FK to Account
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// - page_id: Facebook Page ID
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// - page_access_token: Long-lived Page access token
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// - page_name: Display name of the FB Page
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// - reauthorization_required: Flag when token expires
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//
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// gochat enhancements beyond Chatwoot:
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// - instagram_business_account_id: Optional link to IG account for cross-channel
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// - app_id: FB App ID for webhook verification
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// - webhook_verify_token: Token for FB webhook subscription verification
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type ChannelFacebook struct {
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model.Base
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// Account foreign key
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AccountID uint `gorm:"index;not null" json:"account_id"`
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// Inbox foreign key — links to the Inbox that wraps this channel
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InboxID uint `gorm:"not null;uniqueIndex" json:"inbox_id"`
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// Facebook Page ID — identifies the FB Page for Messenger
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PageID string `gorm:"size:255;not null" json:"page_id"`
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// Long-lived Page access token for Graph API calls
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// Requires pages_messaging permission for Messenger
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PageAccessToken string `gorm:"size:512;not null" json:"page_access_token"`
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// Long-lived user access token used to discover and reauthorize pages.
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UserAccessToken string `gorm:"size:512" json:"user_access_token,omitempty"`
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// Display name of the Facebook Page
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PageName string `gorm:"size:255" json:"page_name,omitempty"`
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// FB App ID — used for webhook verification and API calls
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AppID string `gorm:"size:255" json:"app_id,omitempty"`
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// Webhook verify token — used during FB webhook subscription
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// Reference: Chatwoot doesn't store this; GoChat adds for verification
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WebhookVerifyToken string `gorm:"size:255" json:"webhook_verify_token,omitempty"`
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// Instagram Business Account ID — links to IG account for cross-channel
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// When set, this FB Page also manages Instagram DMs
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// Reference: FB Graph API /me?fields=instagram_business_account
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InstagramBusinessAccountID string `gorm:"size:255" json:"instagram_business_account_id,omitempty"`
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// Tracks when the Page token needs reauthorization
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ReauthorizationRequired bool `gorm:"default:false" json:"reauthorization_required"`
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}
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func (ChannelFacebook) TableName() string { return "channel_facebook_pages" }
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// GetChannelBase returns the base channel fields for polymorphic access.
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func (c *ChannelFacebook) GetChannelBase() ChannelBase {
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return ChannelBase{
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AccountID: c.AccountID,
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InboxID: c.InboxID,
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ChannelType: "facebook",
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}
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}
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// GetChannelType returns the channel type identifier.
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func (c *ChannelFacebook) GetChannelType() string { return "facebook" }
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