sync from local backup

tool/admin.py

@@ -0,0 +1,77 @@
+from django.contrib import admin
+from django.utils.translation import gettext_lazy as _
+from .models import ToolCategory, Tool, ToolFavorite, CompressionHistory
+
+
+@admin.register(ToolCategory)
+class ToolCategoryAdmin(admin.ModelAdmin):
+    list_display = ['name', 'icon', 'sort_order', 'tool_count', 'created_at']
+    search_fields = ['name']
+    ordering = ['sort_order']
+    list_editable = ['sort_order']
+
+    def tool_count(self, obj):
+        return obj.tools.count()
+    tool_count.short_description = _('Tool Count')
+
+
+@admin.register(Tool)
+class ToolAdmin(admin.ModelAdmin):
+    list_display = ['name', 'category', 'url_path', 'color', 'usage_count', 'is_enabled', 'is_new', 'sort_order', 'created_at']
+    list_filter = ['is_enabled', 'is_new', 'category']
+    search_fields = ['name', 'description', 'url_path']
+    ordering = ['sort_order']
+    list_editable = ['is_enabled', 'is_new', 'sort_order', 'color']
+    list_per_page = 20
+    fieldsets = (
+        (_('Basic Information'), {
+            'fields': ('name', 'description', 'icon', 'url_path', 'color')
+        }),
+        (_('Category and Sort'), {
+            'fields': ('category', 'sort_order')
+        }),
+        (_('Status'), {
+            'fields': ('is_enabled', 'is_new', 'usage_count')
+        }),
+    )
+
+
+@admin.register(ToolFavorite)
+class ToolFavoriteAdmin(admin.ModelAdmin):
+    list_display = ['user', 'tool', 'created_at']
+    list_filter = ['created_at']
+    search_fields = ['user__username', 'tool__name']
+    ordering = ['-created_at']
+    list_per_page = 30
+    readonly_fields = ['created_at']
+
+
+@admin.register(CompressionHistory)
+class CompressionHistoryAdmin(admin.ModelAdmin):
+    list_display = [
+        'original_filename', 'user', 'session_id', 'compression_mode',
+        'original_format', 'output_format', 'compression_ratio',
+        'original_size_display', 'compressed_size_display', 'created_at'
+    ]
+    list_filter = ['compression_mode', 'original_format', 'output_format', 'created_at']
+    search_fields = ['original_filename', 'session_id', 'user__username']
+    ordering = ['-created_at']
+    readonly_fields = ['created_at']
+    list_per_page = 20
+
+    def original_size_display(self, obj):
+        return self._format_size(obj.original_size)
+    original_size_display.short_description = _('Original Size')
+
+    def compressed_size_display(self, obj):
+        return self._format_size(obj.compressed_size)
+    compressed_size_display.short_description = _('Compressed Size')
+
+    @staticmethod
+    def _format_size(size_bytes):
+        if size_bytes < 1024:
+            return f"{size_bytes} B"
+        elif size_bytes < 1024 * 1024:
+            return f"{size_bytes / 1024:.1f} KB"
+        else:
+            return f"{size_bytes / (1024 * 1024):.1f} MB"