from django.contrib import admin
from .models import Tenant, AuditLogEntry, SystemConfiguration, SystemNotification, IntegrationLog


@admin.register(Tenant)
class TenantAdmin(admin.ModelAdmin):
    """Admin interface for Tenant model"""
    list_display = ['name', 'organization_type', 'is_active', 'created_at']
    list_filter = ['organization_type', 'is_active', 'created_at']
    search_fields = ['name', 'display_name', 'license_number']
    readonly_fields = ['tenant_id', 'created_at', 'updated_at']
    fieldsets = (
        ('Basic Information', {
            'fields': ('name', 'display_name', 'description', 'organization_type')
        }),
        ('Contact Information', {
            'fields': ('address', 'city', 'state', 'postal_code', 'country', 'phone', 'email', 'website')
        }),
        ('Legal Information', {
            'fields': ('license_number', 'tax_id', 'npi_number')
        }),
        ('Configuration', {
            'fields': ('is_active', 'subscription_plan', 'max_users', 'features_enabled')
        }),
        ('Metadata', {
            'fields': ('tenant_id', 'created_at', 'updated_at'),
            'classes': ('collapse',)
        })
    )


# @admin.register(Department)
# class DepartmentAdmin(admin.ModelAdmin):
#     """Admin interface for Department model"""
#     list_display = ['name', 'code', 'department_type', 'department_head', 'is_active', 'tenant']
#     list_filter = ['department_type', 'is_active', 'tenant', 'created_at']
#     search_fields = ['name', 'code', 'description']
#     readonly_fields = ['department_id', 'created_at', 'updated_at']
#     autocomplete_fields = ['parent_department', 'department_head', 'created_by']
#     fieldsets = (
#         ('Basic Information', {
#             'fields': ('tenant', 'code', 'name', 'description', 'department_type')
#         }),
#         ('Organizational Structure', {
#             'fields': ('parent_department', 'department_head')
#         }),
#         ('Contact Information', {
#             'fields': ('phone', 'extension', 'email')
#         }),
#         ('Location', {
#             'fields': ('building', 'floor', 'wing', 'room_numbers')
#         }),
#         ('Operations', {
#             'fields': ('is_active', 'is_24_hour', 'operating_hours')
#         }),
#         ('Financial', {
#             'fields': ('cost_center_code', 'budget_code')
#         }),
#         ('Staffing', {
#             'fields': ('authorized_positions', 'current_staff_count')
#         }),
#         ('Quality & Compliance', {
#             'fields': ('accreditation_required', 'accreditation_body', 'last_inspection_date', 'next_inspection_date')
#         }),
#         ('Metadata', {
#             'fields': ('department_id', 'created_by', 'created_at', 'updated_at'),
#             'classes': ('collapse',)
#         })
#     )
#
#     def get_queryset(self, request):
#         """Filter by tenant if user has tenant"""
#         qs = super().get_queryset(request)
#         if hasattr(request.user, 'tenant') and request.user.tenant:
#             qs = qs.filter(tenant=request.user.tenant)
#         return qs


@admin.register(AuditLogEntry)
class AuditLogEntryAdmin(admin.ModelAdmin):
    """Admin interface for AuditLogEntry model"""
    list_display = ['action', 'content_type', 'object_id', 'user', 'timestamp', 'tenant']
    list_filter = ['action', 'content_type', 'timestamp', 'tenant']
    search_fields = ['object_repr', 'user__username', 'user__email']
    readonly_fields = ['log_id', 'timestamp']
    date_hierarchy = 'timestamp'
    
    def get_queryset(self, request):
        """Filter by tenant if user has tenant"""
        qs = super().get_queryset(request)
        if hasattr(request.user, 'tenant') and request.user.tenant:
            qs = qs.filter(tenant=request.user.tenant)
        return qs


@admin.register(SystemConfiguration)
class SystemConfigurationAdmin(admin.ModelAdmin):
    """Admin interface for SystemConfiguration model"""
    list_display = ['key', 'category', 'is_active', 'tenant', 'updated_at']
    list_filter = ['category', 'is_active', 'tenant', 'updated_at']
    search_fields = ['key', 'description']
    readonly_fields = ['created_at', 'updated_at']
    
    def get_queryset(self, request):
        """Filter by tenant if user has tenant"""
        qs = super().get_queryset(request)
        if hasattr(request.user, 'tenant') and request.user.tenant:
            qs = qs.filter(tenant=request.user.tenant)
        return qs


@admin.register(SystemNotification)
class SystemNotificationAdmin(admin.ModelAdmin):
    """Admin interface for SystemNotification model"""
    list_display = ['title', 'notification_type', 'priority', 'is_active', 'tenant', 'created_at']
    list_filter = ['notification_type', 'priority', 'is_active', 'tenant', 'created_at']
    search_fields = ['title', 'message']
    readonly_fields = ['notification_id', 'created_at']
    
    def get_queryset(self, request):
        """Filter by tenant if user has tenant"""
        qs = super().get_queryset(request)
        if hasattr(request.user, 'tenant') and request.user.tenant:
            qs = qs.filter(tenant=request.user.tenant)
        return qs


@admin.register(IntegrationLog)
class IntegrationLogAdmin(admin.ModelAdmin):
    """Admin interface for IntegrationLog model"""
    list_display = ['integration_type', 'external_system', 'status', 'timestamp', 'tenant']
    list_filter = ['integration_type', 'status', 'timestamp', 'tenant']
    search_fields = ['external_system', 'correlation_id', 'error_message']
    readonly_fields = ['log_id', 'timestamp', 'created_at']
    date_hierarchy = 'timestamp'
    
    def get_queryset(self, request):
        """Filter by tenant if user has tenant"""
        qs = super().get_queryset(request)
        if hasattr(request.user, 'tenant') and request.user.tenant:
            qs = qs.filter(tenant=request.user.tenant)
        return qs