from django.contrib import admin
from .models import (
    EventStatus, ActivityType, Event, EventOrganizer,
    EventDetail, EventParticipant, MethodicalFile, RelevantMethodicalFile
)


@admin.register(EventStatus)
class EventStatusAdmin(admin.ModelAdmin):
    list_display = ('name',)
    search_fields = ('name',)


@admin.register(ActivityType)
class ActivityTypeAdmin(admin.ModelAdmin):
    list_display = ('name',)
    search_fields = ('name',)


class EventOrganizerInline(admin.TabularInline):
    model = EventOrganizer
    extra = 1
    autocomplete_fields = ('employee',)


class EventDetailInline(admin.TabularInline):
    model = EventDetail
    extra = 1
    autocomplete_fields = ('activity_type',)


class EventParticipantInline(admin.TabularInline):
    model = EventParticipant
    extra = 1
    autocomplete_fields = ('student',)


@admin.register(Event)
class EventAdmin(admin.ModelAdmin):
    list_display = ('name', 'date', 'location', 'status', 'academic_year')
    list_filter = ('status', 'academic_year', 'date')
    search_fields = ('name', 'location')
    inlines = [EventOrganizerInline, EventDetailInline, EventParticipantInline]
    autocomplete_fields = ('academic_year', 'status')

    fieldsets = (
        ('Основная информация', {
            'fields': ('name', 'academic_year', 'status', 'date', 'location')
        }),
        ('Дополнительно', {
            'fields': ('description',)
        }),
    )


@admin.register(EventOrganizer)
class EventOrganizerAdmin(admin.ModelAdmin):
    list_display = ('event', 'employee')
    list_filter = ('event__academic_year',)
    search_fields = ('employee__account__first_name', 'employee__account__last_name', 'event__name')
    autocomplete_fields = ('employee', 'event')


@admin.register(EventDetail)
class EventDetailAdmin(admin.ModelAdmin):
    list_display = ('event', 'activity_type')
    list_filter = ('activity_type',)
    search_fields = ('event__name', 'activity_type__name')
    autocomplete_fields = ('event', 'activity_type')


@admin.register(EventParticipant)
class EventParticipantAdmin(admin.ModelAdmin):
    list_display = ('student_full_name', 'event', 'points')
    list_filter = ('event__academic_year', 'event')
    search_fields = (
        'student__account__first_name', 'student__account__last_name',
        'event__name'
    )
    autocomplete_fields = ('student', 'event')

    @admin.display(description='ФИО студента')
    def student_full_name(self, obj):
        return str(obj.student)



class RelevantMethodicalFileInline(admin.TabularInline):
    model = RelevantMethodicalFile
    extra = 1
    autocomplete_fields = ('activity_type',)

@admin.register(MethodicalFile)
class MethodicalFileAdmin(admin.ModelAdmin):
    list_display = ('name', 'specialty', 'upload_date', 'employee')
    list_filter = ('specialty', 'upload_date')
    search_fields = ('name', 'specialty__name', 'employee__account__first_name', 'employee__account__last_name')
    autocomplete_fields = ('specialty', 'employee')

    fieldsets = (
        ('Основная информация', {
            'fields': ('name', 'specialty', 'file_path')
        }),
        ('Дополнительно', {
            'fields': ('employee',)
        }),
    )

    inlines = [RelevantMethodicalFileInline]


@admin.register(RelevantMethodicalFile)
class RelevantMethodicalFileAdmin(admin.ModelAdmin):
    list_display = ('methodical_file', 'activity_type')
    list_filter = ('activity_type',)
    search_fields = ('methodical_file__name', 'activity_type__name')
    autocomplete_fields = ('methodical_file', 'activity_type')