# backend/modules/task_management/admin.py

from django.contrib import admin

from .models import Task, TaskTemplate, TaskTemplateEntry, TaskWorkEntry, TaskWorkHoursTable


class TaskWorkEntryInline(admin.TabularInline):
    model = TaskWorkEntry
    extra = 0
    fields = ('sort_order', 'title', 'work_description', 'active_faults', 'explanation_hr', 'template_entry')
    readonly_fields = ('template_entry',)


class TaskWorkHoursTableInline(admin.StackedInline):
    model = TaskWorkHoursTable
    extra = 0
    fields = ('data', 'is_active')


class TaskTemplateEntryInline(admin.TabularInline):
    model = TaskTemplateEntry
    extra = 0
    fields = ('sort_order', 'title', 'work_description', 'active_faults', 'explanation_hr', 'is_active')


@admin.register(Task)
class TaskAdmin(admin.ModelAdmin):
    list_display = ('title', 'status', 'assigned_to', 'vehicle', 'work_order', 'created_at')
    list_filter = ('status', 'created_at', 'work_order')
    search_fields = ('title', 'description', 'work_order__id', 'work_order__vehicle__registration_number')
    readonly_fields = ('id', 'created_at', 'updated_at')
    inlines = (TaskWorkHoursTableInline, TaskWorkEntryInline)


@admin.register(TaskTemplate)
class TaskTemplateAdmin(admin.ModelAdmin):
    list_display = ('code', 'title', 'status', 'is_active', 'created_at')
    list_filter = ('status', 'is_active', 'created_at')
    search_fields = ('code', 'title', 'description')
    inlines = (TaskTemplateEntryInline,)


@admin.register(TaskWorkEntry)
class TaskWorkEntryAdmin(admin.ModelAdmin):
    list_display = ('task', 'sort_order', 'title', 'template_entry', 'created_at')
    list_filter = ('created_at',)
    search_fields = ('task__title', 'title', 'active_faults', 'explanation_hr')
    readonly_fields = ('id', 'created_at', 'updated_at')


@admin.register(TaskWorkHoursTable)
class TaskWorkHoursTableAdmin(admin.ModelAdmin):
    list_display = ('task', 'updated_at', 'is_active')
    search_fields = ('task__title', 'task__vehicle__registration_number')
    readonly_fields = ('id', 'created_at', 'updated_at')