feat(market): add draft status and multiplier

polylan_submitter/market/admin.py

@@ -23,16 +23,29 @@ class MarketAdmin(admin.ModelAdmin):
     inlines = [MarketOptionInline]
     fieldsets = (
         ("Info", {"fields": ["uuid", "title", "description"]}),
-        ("Configuration", {"fields": ["end_date"]}),
+        ("Configuration", {"fields": ["end_date", "multiplier"]}),
         ("Status", {"fields": ["status", "winning_option"]}),
         ("Metadata", {"fields": ["created_by", "created_at", "updated_at"]}),
     )
 
+    def has_change_permission(self, request, obj=None):
+        # Prevent any changes to resolved markets
+        if obj and obj.status == Market.Status.RESOLVED:
+            return False
+        return super().has_change_permission(request, obj)
+
     def save_model(self, request, obj, form, change):
         if not change:  # Creating new market
             obj.created_by = request.user
         super().save_model(request, obj, form, change)
 
+    @admin.action(description="Publish selected draft markets")
+    def publish_markets(self, request, queryset):
+        updated = queryset.filter(status=Market.Status.DRAFT).update(
+            status=Market.Status.OPEN
+        )
+        self.message_user(request, f"Published {updated} market(s).")
+
     @admin.action(description="Close selected markets")
     def close_markets(self, request, queryset):
         updated = queryset.filter(status=Market.Status.OPEN).update(
@@ -40,7 +53,7 @@ class MarketAdmin(admin.ModelAdmin):
         )
         self.message_user(request, f"Closed {updated} market(s).")
 
-    actions = ["close_markets"]
+    actions = ["publish_markets", "close_markets"]
 
 
 @admin.register(MarketOption)