ACORE/apps/help/admin.py

from django.contrib import admin, messages
from django.utils import timezone
from tinymce.widgets import TinyMCE
from unfold.admin import ModelAdmin

from django import forms

from apps.help.models import HelpArticle, HelpCategory, HelpContribution


class HelpArticleAdminForm(forms.ModelForm):
    class Meta:
        model = HelpArticle
        fields = '__all__'
        widgets = {'body': TinyMCE()}


@admin.register(HelpCategory)
class HelpCategoryAdmin(ModelAdmin):
    list_display = ['title', 'slug', 'icon', 'sort_order', 'is_active', 'updated_at']
    list_filter = ['is_active']
    search_fields = ['title', 'slug', 'description']
    prepopulated_fields = {'slug': ('title',)}
    ordering = ['sort_order', 'title']


@admin.register(HelpArticle)
class HelpArticleAdmin(ModelAdmin):
    form = HelpArticleAdminForm
    list_display = [
        'title', 'category', 'is_published', 'is_featured',
        'sort_order', 'author', 'updated_at',
    ]
    list_filter = ['is_published', 'is_featured', 'category']
    search_fields = ['title', 'body', 'slug']
    list_select_related = ['category', 'author']
    prepopulated_fields = {'slug': ('title',)}
    autocomplete_fields = ['category', 'author']
    ordering = ['category__sort_order', 'sort_order', 'title']

    def save_model(self, request, obj, form, change):
        if not change and not obj.author_id:
            obj.author = request.user
        super().save_model(request, obj, form, change)


class HelpContributionAdminForm(forms.ModelForm):
    class Meta:
        model = HelpContribution
        fields = '__all__'
        widgets = {
            'body': forms.Textarea(attrs={'rows': 12}),
            'review_note': forms.TextInput(attrs={'style': 'width:100%;'}),
        }


@admin.register(HelpContribution)
class HelpContributionAdmin(ModelAdmin):
    form = HelpContributionAdminForm
    list_display = [
        'title', 'kind', 'category', 'status', 'author',
        'created_at', 'reviewed_by', 'reviewed_at',
    ]
    list_filter = ['status', 'kind', 'category']
    search_fields = ['title', 'body', 'author__username', 'author__last_name']
    list_select_related = ['category', 'author', 'reviewed_by', 'article']
    readonly_fields = ['created_at', 'updated_at', 'reviewed_at']
    autocomplete_fields = ['category', 'article', 'author', 'reviewed_by']
    actions = ['approve_contributions', 'reject_contributions']
    ordering = ['-created_at']

    fieldsets = (
        (None, {
            'fields': ('kind', 'status', 'category', 'article', 'title', 'body'),
        }),
        ('Автор и проверка', {
            'fields': (
                'author', 'reviewed_by', 'reviewed_at', 'review_note',
                'created_at', 'updated_at',
            ),
        }),
    )

    @admin.action(description='Одобрить и опубликовать')
    def approve_contributions(self, request, queryset):
        ok = 0
        for contrib in queryset.select_related('article', 'category'):
            if contrib.status == HelpContribution.STATUS_APPROVED:
                continue
            contrib.apply_approval(request.user)
            ok += 1
        self.message_user(
            request,
            f'Одобрено предложений: {ok}',
            messages.SUCCESS,
        )

    @admin.action(description='Отклонить (нужен комментарий в карточке или общий)')
    def reject_contributions(self, request, queryset):
        ok = 0
        for contrib in queryset:
            if contrib.status != HelpContribution.STATUS_PENDING:
                continue
            note = contrib.review_note or 'Отклонено администратором'
            contrib.reject(request.user, note)
            ok += 1
        self.message_user(
            request,
            f'Отклонено предложений: {ok}',
            messages.WARNING,
        )

    def save_model(self, request, obj, form, change):
        """При смене статуса на approved/rejected в карточке — применить логику."""
        if change and 'status' in form.changed_data:
            previous = HelpContribution.objects.filter(pk=obj.pk).values_list('status', flat=True).first()
            if obj.status == HelpContribution.STATUS_APPROVED and previous != HelpContribution.STATUS_APPROVED:
                obj.apply_approval(request.user)
                return
            if obj.status == HelpContribution.STATUS_REJECTED and previous != HelpContribution.STATUS_REJECTED:
                obj.reject(request.user, obj.review_note or 'Отклонено')
                return
        if not obj.reviewed_by_id and obj.status != HelpContribution.STATUS_PENDING:
            obj.reviewed_by = request.user
            obj.reviewed_at = timezone.now()
        super().save_model(request, obj, form, change)