from django.contrib import admin
from .models import ServiceGroup, Service, ServiceCheckRecord

# 引入loguru库用于日志记录
try:
    from loguru import logger
except ImportError:
    import logging
    logger = logging.getLogger(__name__)

@admin.register(ServiceGroup)
class ServiceGroupAdmin(admin.ModelAdmin):
    list_display = ('name', 'description')
    search_fields = ('name', 'description')
    
    def save_model(self, request, obj, form, change):
        if change:
            logger.info(f"更新服务分组: {obj.name}")
        else:
            logger.info(f"创建新服务分组: {obj.name}")
        super().save_model(request, obj, form, change)

@admin.register(Service)
class ServiceAdmin(admin.ModelAdmin):
    list_display = ('name', 'group', 'host', 'port', 'check_type', 'is_active', 'created_at')
    list_filter = ('group', 'check_type', 'is_active')
    search_fields = ('name', 'host', 'description')
    
    def save_model(self, request, obj, form, change):
        if change:
            logger.info(f"更新服务: {obj.name} ({obj.host})")
        else:
            logger.info(f"创建新服务: {obj.name} ({obj.host})")
        super().save_model(request, obj, form, change)

@admin.register(ServiceCheckRecord)
class ServiceCheckRecordAdmin(admin.ModelAdmin):
    list_display = ('service', 'status', 'response_time', 'checked_at')
    list_filter = ('status', 'service__group', 'service')
    search_fields = ('service__name', 'message')
    date_hierarchy = 'checked_at'
    readonly_fields = ('service', 'status', 'response_time', 'message', 'checked_at')
    
    def has_add_permission(self, request):
        return False  # 禁止手动添加检测记录，只能通过API上报
    
    def has_change_permission(self, request, obj=None):
        return False  # 禁止修改检测记录

logger.info("管理后台配置已加载")