from django.contrib import admin
from django.contrib.auth.admin import UserAdmin as BaseUserAdmin
from django.utils.translation import gettext_lazy as _

from .models import OTPCode, TeacherProfile, User


@admin.register(User)
class UserAdmin(BaseUserAdmin):
    ordering = ("-date_joined",)
    list_display = ("phone_number", "full_name", "role", "is_active", "is_staff", "date_joined")
    list_filter = ("role", "is_active", "is_staff")
    search_fields = ("phone_number", "full_name", "email")
    readonly_fields = ("last_login", "date_joined")

    fieldsets = (
        (None, {"fields": ("phone_number", "password")}),
        (_("Personal info"), {"fields": ("full_name", "email", "language")}),
        (
            _("Role & permissions"),
            {"fields": ("role", "is_active", "is_staff", "is_superuser", "groups", "user_permissions")},
        ),
        (_("Important dates"), {"fields": ("last_login", "date_joined")}),
    )
    add_fieldsets = (
        (
            None,
            {
                "classes": ("wide",),
                "fields": ("phone_number", "full_name", "role", "password1", "password2"),
            },
        ),
    )


@admin.register(TeacherProfile)
class TeacherProfileAdmin(admin.ModelAdmin):
    list_display = ("user", "headline", "is_verified", "is_approved", "approved_at", "approved_by")
    list_filter = ("is_approved", "is_verified")
    search_fields = ("user__phone_number", "user__full_name", "headline", "bio")
    raw_id_fields = ("user", "approved_by")
    actions = ["approve_selected"]

    @admin.action(description=_("Approve selected teacher profiles"))
    def approve_selected(self, request, queryset):
        for tp in queryset.filter(is_approved=False):
            tp.approve(by_user=request.user)


@admin.register(OTPCode)
class OTPCodeAdmin(admin.ModelAdmin):
    list_display = ("phone_number", "code_masked", "created_at", "expires_at", "is_used", "attempts")
    list_filter = ("is_used",)
    search_fields = ("phone_number",)
    readonly_fields = (
        "phone_number",
        "code",
        "created_at",
        "expires_at",
        "attempts",
        "is_used",
        "consumed_at",
    )

    @admin.display(description=_("code"))
    def code_masked(self, obj):
        if not obj.code:
            return ""
        return obj.code[0] + "*" * (len(obj.code) - 1)