from django.contrib import admin
from unfold.admin import ModelAdmin
from unfold.decorators import display
from apps.meetings.models import MeetingRequest, MeetingStatus


@admin.register(MeetingRequest)
class MeetingRequestAdmin(ModelAdmin):
    list_display = (
        'title',
        'requester_institution',
        'recipient_institution',
        'meeting_date',
        'meeting_time',
        'duration_minutes',
        'display_status',
        'created_by',
        'created_at',
    )
    list_filter = ('status', 'meeting_date', 'requester_institution', 'recipient_institution')
    search_fields = (
        'title',
        'agenda',
        'requester_institution__name',
        'recipient_institution__name',
        'created_by__email',
    )
    actions = ['mark_as_scheduled', 'mark_as_completed', 'mark_as_cancelled']

    @display(description="Status", label=True)
    def display_status(self, obj):
        color_map = {
            MeetingStatus.PENDING: "amber",
            MeetingStatus.SCHEDULED: "blue",
            MeetingStatus.COMPLETED: "green",
            MeetingStatus.CANCELLED: "gray",
            MeetingStatus.DECLINED: "red",
        }
        return obj.get_status_display(), color_map.get(obj.status, "gray")

    @admin.action(description="Mark selected meetings as Scheduled")
    def mark_as_scheduled(self, request, queryset):
        queryset.update(status=MeetingStatus.SCHEDULED)

    @admin.action(description="Mark selected meetings as Completed")
    def mark_as_completed(self, request, queryset):
        queryset.update(status=MeetingStatus.COMPLETED)

    @admin.action(description="Mark selected meetings as Cancelled")
    def mark_as_cancelled(self, request, queryset):
        queryset.update(status=MeetingStatus.CANCELLED)