72 lines
4.1 KiB
Go
72 lines
4.1 KiB
Go
package model
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import (
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"time"
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"gorm.io/datatypes"
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)
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// WidgetFileUploadStatus constants for the staged upload process.
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type WidgetFileUploadStatus string
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const (
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WidgetFileUploadStatusPending WidgetFileUploadStatus = "pending" // File uploaded, awaiting attachment to message
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WidgetFileUploadStatusAttached WidgetFileUploadStatus = "attached" // File attached to a message
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WidgetFileUploadStatusExpired WidgetFileUploadStatus = "expired" // Upload expired (not attached within timeout)
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)
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// WidgetFileUpload stores metadata about a file uploaded through the web widget.
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// Reference: Chatwoot widget SDK file upload — attachment processing pipeline
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// Widget file uploads go through a staged process:
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// 1. Visitor selects file in widget
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// 2. File is uploaded to storage via /widget/uploads endpoint
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// 3. Upload record is created with status "pending"
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// 4. When message is sent with attachment, status changes to "attached"
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type WidgetFileUpload struct {
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Base
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UploadUUID string `gorm:"size:36;uniqueIndex;not null" json:"upload_uuid"` // UUID for public-facing tracking (website_token staging)
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WidgetToken string `gorm:"size:255;index" json:"widget_token,omitempty"` // Links to the widget session (widget_token auth)
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InboxID uint `gorm:"index;not null" json:"inbox_id"` // The inbox this upload belongs to
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ContactID uint `gorm:"index" json:"contact_id,omitempty"` // Contact who uploaded (may be 0 for anonymous)
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Status WidgetFileUploadStatus `gorm:"size:20;default:'pending';index" json:"status"` // "pending", "attached", "expired"
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// === File metadata ===
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OriginalName string `gorm:"size:255;not null" json:"original_name"` // Original filename from user
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FileType string `gorm:"size:50;not null" json:"file_type"` // MIME type / category: "image", "audio", "video", "file"
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MimeType string `gorm:"size:100" json:"mime_type,omitempty"` // Full MIME type (e.g. "image/png")
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FileSize int64 `gorm:"not null" json:"file_size"` // File size in bytes
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FileURL string `gorm:"size:512" json:"file_url,omitempty"` // URL where file is stored (after upload)
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ThumbURL string `gorm:"size:512" json:"thumb_url,omitempty"` // Thumbnail URL (for images)
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// === Dimensions (for images/videos) ===
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Width int `json:"width,omitempty"`
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Height int `json:"height,omitempty"`
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// === Processing ===
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Metadata datatypes.JSON `gorm:"type:jsonb" json:"metadata,omitempty"` // Additional metadata (checksums, etc)
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MessageID *uint `gorm:"index" json:"message_id,omitempty"` // Linked message (after attachment)
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ExpiresAt time.Time `gorm:"index" json:"expires_at"` // Expiry timestamp for cleanup
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Inbox Inbox `gorm:"foreignKey:InboxID" json:"inbox,omitempty"`
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}
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func (WidgetFileUpload) TableName() string { return "widget_file_uploads" }
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// WidgetUploadAllowedTypes defines the allowed MIME types for widget uploads.
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// Reference: Chatwoot widget SDK config — allowed file types restriction
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var WidgetUploadAllowedTypes = map[string][]string{
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"image": {"image/png", "image/jpeg", "image/gif", "image/webp", "image/svg+xml"},
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"audio": {"audio/mp3", "audio/ogg", "audio/wav", "audio/webm", "audio/mpeg"},
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"video": {"video/mp4", "video/webm", "video/ogg"},
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"file": {"application/pdf", "application/vnd.ms-excel", "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
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"application/msword", "application/vnd.openxmlformats-officedocument.wordprocessingml.document",
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"text/plain", "text/csv"},
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}
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// WidgetUploadMaxSizeByType defines max file sizes per category.
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var WidgetUploadMaxSizeByType = map[string]int64{
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"image": 5 * 1024 * 1024, // 5MB for images
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"audio": 10 * 1024 * 1024, // 10MB for audio
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"video": 15 * 1024 * 1024, // 15MB for video
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"file": 10 * 1024 * 1024, // 10MB for documents
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} |