added chat 2

src/model/support.ts

@@ -0,0 +1,56 @@
+export type SupportAttachmentType = 'image' | 'audio'
+export type SupportMessageSender = 'user' | 'admin'
+export type SupportMessageStatus = 'sending' | 'sent' | 'seen'
+
+export type SupportMessageReplyTo = {
+  id: string
+  sender?: SupportMessageSender
+  text?: string
+  attachment?: {
+    type: 'image' | 'audio'
+    url: string
+    name?: string
+  } | null
+}
+
+export interface SupportAttachment {
+  id: string
+  type: SupportAttachmentType
+  url: string
+  name: string
+  size?: number
+  mimeType?: string
+  durationMs?: number
+  file?: File
+  uploading?: boolean
+  uploadProgress?: number
+}
+
+export interface SupportMessage {
+  id: string
+  sender: SupportMessageSender
+  text?: string
+  createdAt: string
+  createdAtRaw?: string | number | Date | null
+  status?: SupportMessageStatus
+  attachments?: SupportAttachment[]
+  replyTo?: SupportMessageReplyTo | null
+}
+
+export interface SupportConversation {
+  id: string
+  userName: string
+  avatar: string
+  online: boolean
+  unreadCount: number
+  lastSeenText: string
+  lastMessagePreview: string
+  updatedAtText: string
+  messages: SupportMessage[]
+}
+
+export interface ComposerSendPayload {
+  text: string
+  attachments: SupportAttachment[]
+  replyTo?: SupportMessageReplyTo | null
+}