add admin panel

apps/chat/admin.py

@@ -1,6 +1,66 @@
 from django.contrib import admin
 
-from apps.chat.models import ConversationReport
+from apps.chat.models import (
+    Conversation,
+    ConversationParticipant,
+    ConversationReadState,
+    ConversationReport,
+    MattermostAccountMapping,
+)
+
+
+class ConversationParticipantInline(admin.TabularInline):
+    model = ConversationParticipant
+    extra = 0
+    fields = ("user_uuid", "joined_at")
+    readonly_fields = ("joined_at",)
+
+
+@admin.register(Conversation)
+class ConversationAdmin(admin.ModelAdmin):
+    list_display = (
+        "uuid",
+        "type",
+        "status",
+        "mattermost_channel_id",
+        "closed_by_uuid",
+        "created_at",
+    )
+    list_filter = ("type", "status", "created_at")
+    search_fields = ("uuid", "mattermost_channel_id")
+    readonly_fields = ("uuid", "created_at", "updated_at")
+    ordering = ("-created_at",)
+    inlines = [ConversationParticipantInline]
+
+
+@admin.register(ConversationParticipant)
+class ConversationParticipantAdmin(admin.ModelAdmin):
+    list_display = ("uuid", "conversation", "user_uuid", "joined_at")
+    search_fields = ("uuid", "conversation__uuid", "user_uuid")
+    readonly_fields = ("uuid", "joined_at")
+    ordering = ("-joined_at",)
+
+
+@admin.register(ConversationReadState)
+class ConversationReadStateAdmin(admin.ModelAdmin):
+    list_display = (
+        "uuid",
+        "conversation",
+        "user_uuid",
+        "last_read_mattermost_post_id",
+        "updated_at",
+    )
+    search_fields = ("uuid", "conversation__uuid", "user_uuid")
+    readonly_fields = ("uuid", "updated_at")
+    ordering = ("-updated_at",)
+
+
+@admin.register(MattermostAccountMapping)
+class MattermostAccountMappingAdmin(admin.ModelAdmin):
+    list_display = ("uuid", "user_uuid", "mattermost_user_id", "created_at")
+    search_fields = ("uuid", "user_uuid", "mattermost_user_id")
+    readonly_fields = ("uuid", "created_at")
+    ordering = ("-created_at",)
 
 
 @admin.register(ConversationReport)