from django.contrib import admin
from django.contrib import messages
from unfold.admin import ModelAdmin, TabularInline
from igny8_core.admin.base import SiteSectorAdminMixin, Igny8ModelAdmin
from .models import Tasks, Images, Content, ImagePrompts
from igny8_core.business.content.models import ContentTaxonomy, ContentAttribute, ContentTaxonomyRelation, ContentClusterMap
from import_export.admin import ExportMixin, ImportExportMixin
from import_export import resources


class ContentTaxonomyInline(TabularInline):
    """Inline admin for managing content taxonomy relationships"""
    model = ContentTaxonomyRelation
    extra = 1
    autocomplete_fields = ['taxonomy']
    verbose_name = 'Taxonomy Term'
    verbose_name_plural = 'Taxonomy Terms (Tags & Categories)'


class TaskResource(resources.ModelResource):
    """Resource class for importing/exporting Tasks"""
    class Meta:
        model = Tasks
        fields = ('id', 'title', 'description', 'status', 'content_type', 'content_structure', 
                  'site__name', 'sector__name', 'cluster__name', 'created_at', 'updated_at')
        export_order = fields
        import_id_fields = ('id',)
        skip_unchanged = True


@admin.register(Tasks)
class TasksAdmin(ImportExportMixin, SiteSectorAdminMixin, Igny8ModelAdmin):
    resource_class = TaskResource
    list_display = ['title', 'content_type', 'content_structure', 'site', 'sector', 'status', 'cluster', 'created_at']
    list_editable = ['status']  # Enable inline editing for status
    list_filter = ['status', 'content_type', 'content_structure', 'site', 'sector', 'cluster', 'created_at']
    search_fields = ['title', 'description']
    ordering = ['-created_at']
    readonly_fields = ['created_at', 'updated_at']
    autocomplete_fields = ['cluster', 'site', 'sector']
    actions = [
        'bulk_set_status_draft', 
        'bulk_set_status_in_progress', 
        'bulk_set_status_completed',
        'bulk_assign_cluster',
        'bulk_soft_delete',
        'bulk_update_content_type',
    ]
    
    fieldsets = (
        ('Basic Info', {
            'fields': ('title', 'description', 'status', 'site', 'sector')
        }),
        ('Content Classification', {
            'fields': ('content_type', 'content_structure', 'taxonomy_term')
        }),
        ('Planning', {
            'fields': ('cluster', 'keywords')
        }),
        ('Timestamps', {
            'fields': ('created_at', 'updated_at'),
            'classes': ('collapse',)
        }),
    )
    
    def bulk_set_status_draft(self, request, queryset):
        """Set selected tasks to draft status"""
        updated = queryset.update(status='draft')
        self.message_user(request, f'{updated} task(s) set to draft.', messages.SUCCESS)
    bulk_set_status_draft.short_description = 'Set status to Draft'
    
    def bulk_set_status_in_progress(self, request, queryset):
        """Set selected tasks to in-progress status"""
        updated = queryset.update(status='in_progress')
        self.message_user(request, f'{updated} task(s) set to in progress.', messages.SUCCESS)
    bulk_set_status_in_progress.short_description = 'Set status to In Progress'
    
    def bulk_set_status_completed(self, request, queryset):
        """Set selected tasks to completed status"""
        updated = queryset.update(status='completed')
        self.message_user(request, f'{updated} task(s) set to completed.', messages.SUCCESS)
    bulk_set_status_completed.short_description = 'Set status to Completed'
    
    def bulk_assign_cluster(self, request, queryset):
        """Assign selected tasks to a cluster - requires form input"""
        from django import forms
        from igny8_core.modules.planner.models import Clusters
        
        # If this is the POST request with cluster selection
        if 'apply' in request.POST:
            cluster_id = request.POST.get('cluster')
            if cluster_id:
                cluster = Clusters.objects.get(pk=cluster_id)
                updated = queryset.update(cluster=cluster)
                self.message_user(request, f'{updated} task(s) assigned to cluster: {cluster.name}', messages.SUCCESS)
                return
        
        # Get first task's site/sector for filtering clusters
        first_task = queryset.first()
        if first_task:
            clusters = Clusters.objects.filter(site=first_task.site, sector=first_task.sector)
        else:
            clusters = Clusters.objects.all()
        
        # Create form for cluster selection
        class ClusterForm(forms.Form):
            cluster = forms.ModelChoiceField(
                queryset=clusters,
                label="Select Cluster",
                help_text=f"Assign {queryset.count()} selected task(s) to:"
            )
        
        if clusters.exists():
            from django.shortcuts import render
            return render(request, 'admin/bulk_action_form.html', {
                'title': 'Assign Tasks to Cluster',
                'queryset': queryset,
                'form': ClusterForm(),
                'action': 'bulk_assign_cluster',
            })
        else:
            self.message_user(request, 'No clusters available for the selected tasks.', messages.WARNING)
    bulk_assign_cluster.short_description = 'Assign to Cluster'
    
    def bulk_soft_delete(self, request, queryset):
        """Soft delete selected tasks"""
        count = 0
        for task in queryset:
            task.delete()  # Soft delete via SoftDeletableModel
            count += 1
        self.message_user(request, f'{count} task(s) soft deleted.', messages.SUCCESS)
    bulk_soft_delete.short_description = 'Soft delete selected tasks'
    
    def bulk_update_content_type(self, request, queryset):
        """Update content type for selected tasks"""
        from django import forms
        
        if 'apply' in request.POST:
            content_type = request.POST.get('content_type')
            if content_type:
                updated = queryset.update(content_type=content_type)
                self.message_user(request, f'{updated} task(s) updated to content type: {content_type}', messages.SUCCESS)
                return
        
        # Get content type choices from model
        CONTENT_TYPE_CHOICES = [
            ('blog_post', 'Blog Post'),
            ('article', 'Article'),
            ('product', 'Product'),
            ('service', 'Service'),
            ('page', 'Page'),
            ('landing_page', 'Landing Page'),
        ]
        
        class ContentTypeForm(forms.Form):
            content_type = forms.ChoiceField(
                choices=CONTENT_TYPE_CHOICES,
                label="Select Content Type",
                help_text=f"Update content type for {queryset.count()} selected task(s)"
            )
        
        from django.shortcuts import render
        return render(request, 'admin/bulk_action_form.html', {
            'title': 'Update Content Type',
            'queryset': queryset,
            'form': ContentTypeForm(),
            'action': 'bulk_update_content_type',
        })
    bulk_update_content_type.short_description = 'Update content type'
    
    def get_site_display(self, obj):
        """Safely get site name"""
        try:
            return obj.site.name if obj.site else '-'
        except:
            return '-'
    get_site_display.short_description = 'Site'
    
    def get_sector_display(self, obj):
        """Safely get sector name"""
        try:
            return obj.sector.name if obj.sector else '-'
        except:
            return '-'
    
    def get_cluster_display(self, obj):
        """Safely get cluster name"""
        try:
            return obj.cluster.name if obj.cluster else '-'
        except:
            return '-'
    get_cluster_display.short_description = 'Cluster'


class ImagesResource(resources.ModelResource):
    """Resource class for importing/exporting Images"""
    class Meta:
        model = Images
        fields = ('id', 'content__title', 'site__name', 'sector__name', 'image_type', 'status', 'position', 'created_at')
        export_order = fields


@admin.register(Images)
class ImagesAdmin(ImportExportMixin, SiteSectorAdminMixin, Igny8ModelAdmin):
    resource_class = ImagesResource
    list_display = ['get_content_title', 'site', 'sector', 'image_type', 'status', 'position', 'created_at']
    list_filter = ['image_type', 'status', 'site', 'sector']
    search_fields = ['content__title']
    ordering = ['-id']  # Sort by ID descending (newest first)
    actions = [
        'bulk_set_status_published',
        'bulk_set_status_draft',
        'bulk_set_type_featured',
        'bulk_set_type_inline',
        'bulk_set_type_thumbnail',
        'bulk_soft_delete',
    ]
    
    def get_content_title(self, obj):
        """Get content title, fallback to task title if no content"""
        if obj.content:
            return obj.content.title or obj.content.meta_title or f"Content #{obj.content.id}"
        elif obj.task:
            return obj.task.title or f"Task #{obj.task.id}"
        return '-'
    get_content_title.short_description = 'Content Title'
    
    def get_site_display(self, obj):
        """Safely get site name"""
        try:
            return obj.site.name if obj.site else '-'
        except:
            return '-'
    get_site_display.short_description = 'Site'
    
    def get_sector_display(self, obj):
        """Safely get sector name"""
        try:
            return obj.sector.name if obj.sector else '-'
        except:
            return '-'
    
    def bulk_set_status_published(self, request, queryset):
        """Set selected images to published status"""
        updated = queryset.update(status='published')
        self.message_user(request, f'{updated} image(s) set to published.', messages.SUCCESS)
    bulk_set_status_published.short_description = 'Set status to Published'
    
    def bulk_set_status_draft(self, request, queryset):
        """Set selected images to draft status"""
        updated = queryset.update(status='draft')
        self.message_user(request, f'{updated} image(s) set to draft.', messages.SUCCESS)
    bulk_set_status_draft.short_description = 'Set status to Draft'
    
    def bulk_set_type_featured(self, request, queryset):
        """Set selected images to featured type"""
        updated = queryset.update(image_type='featured')
        self.message_user(request, f'{updated} image(s) set to featured.', messages.SUCCESS)
    bulk_set_type_featured.short_description = 'Set type to Featured'
    
    def bulk_set_type_inline(self, request, queryset):
        """Set selected images to inline type"""
        updated = queryset.update(image_type='inline')
        self.message_user(request, f'{updated} image(s) set to inline.', messages.SUCCESS)
    bulk_set_type_inline.short_description = 'Set type to Inline'
    
    def bulk_set_type_thumbnail(self, request, queryset):
        """Set selected images to thumbnail type"""
        updated = queryset.update(image_type='thumbnail')
        self.message_user(request, f'{updated} image(s) set to thumbnail.', messages.SUCCESS)
    bulk_set_type_thumbnail.short_description = 'Set type to Thumbnail'
    
    def bulk_soft_delete(self, request, queryset):
        """Soft delete selected images"""
        count = 0
        for image in queryset:
            image.delete()  # Soft delete via SoftDeletableModel
            count += 1
        self.message_user(request, f'{count} image(s) soft deleted.', messages.SUCCESS)
    bulk_soft_delete.short_description = 'Soft delete selected images'


# ============================================================================
# Image Prompts Admin (Using Proxy Model from models.py)
# ============================================================================

class ImagePromptsResource(resources.ModelResource):
    """Resource class for exporting Image Prompts"""
    class Meta:
        model = ImagePrompts
        fields = ('id', 'content__title', 'site__name', 'sector__name', 'image_type', 'prompt', 'caption', 'status', 'created_at')
        export_order = fields


@admin.register(ImagePrompts)
class ImagePromptsAdmin(ExportMixin, SiteSectorAdminMixin, Igny8ModelAdmin):
    """
    Specialized admin for viewing and managing image prompts.
    This provides a focused view of the prompt field from Images model.
    """
    resource_class = ImagePromptsResource
    
    list_display = ['get_content_title', 'site', 'sector', 'image_type', 'get_prompt_preview', 'status', 'created_at']
    list_filter = ['image_type', 'status', 'site', 'sector', 'created_at']
    search_fields = ['content__title', 'prompt', 'caption']
    ordering = ['-created_at']
    readonly_fields = ['get_content_title', 'site', 'sector', 'image_type', 'prompt', 'caption', 
                      'status', 'position', 'image_url', 'image_path', 'created_at', 'updated_at']
    
    actions = [
        'bulk_export_prompts',
        'bulk_copy_prompts_to_clipboard',
    ]
    
    fieldsets = (
        ('Content Information', {
            'fields': ('get_content_title', 'site', 'sector', 'image_type', 'position')
        }),
        ('Prompt Details', {
            'fields': ('prompt', 'caption'),
            'description': 'AI-generated prompts used for image creation'
        }),
        ('Image Information', {
            'fields': ('status', 'image_url', 'image_path'),
            'classes': ('collapse',)
        }),
        ('Timestamps', {
            'fields': ('created_at', 'updated_at'),
            'classes': ('collapse',)
        }),
    )
    
    def get_prompt_preview(self, obj):
        """Display a truncated preview of the prompt"""
        if obj.prompt:
            return obj.prompt[:100] + '...' if len(obj.prompt) > 100 else obj.prompt
        return '-'
    get_prompt_preview.short_description = 'Prompt Preview'
    
    def get_content_title(self, obj):
        """Get content title, fallback to task title if no content"""
        if obj.content:
            return obj.content.title or obj.content.meta_title or f"Content #{obj.content.id}"
        elif obj.task:
            return obj.task.title or f"Task #{obj.task.id}"
        return '-'
    get_content_title.short_description = 'Content'
    
    def get_queryset(self, request):
        """Filter to only show images that have prompts"""
        qs = super().get_queryset(request)
        return qs.filter(prompt__isnull=False).exclude(prompt='')
    
    def has_add_permission(self, request):
        """Image prompts are created through content generation workflow"""
        return False
    
    def has_change_permission(self, request, obj=None):
        """Image prompts are read-only"""
        return False
    
    def has_delete_permission(self, request, obj=None):
        """Prevent deletion from this view (use Images admin instead)"""
        return False
    
    def bulk_export_prompts(self, request, queryset):
        """Export selected image prompts to CSV"""
        import csv
        from django.http import HttpResponse
        from datetime import datetime
        
        response = HttpResponse(content_type='text/csv')
        response['Content-Disposition'] = f'attachment; filename="image_prompts_{datetime.now().strftime("%Y%m%d_%H%M%S")}.csv"'
        
        writer = csv.writer(response)
        writer.writerow(['Content Title', 'Site', 'Image Type', 'Prompt', 'Caption', 'Status', 'Created'])
        
        for obj in queryset:
            content_title = self.get_content_title(obj)
            site_name = obj.site.name if obj.site else '-'
            writer.writerow([
                content_title,
                site_name,
                obj.image_type,
                obj.prompt or '',
                obj.caption or '',
                obj.status,
                obj.created_at.strftime('%Y-%m-%d %H:%M:%S')
            ])
        
        self.message_user(request, f'{queryset.count()} image prompt(s) exported to CSV.', messages.SUCCESS)
        return response
    bulk_export_prompts.short_description = 'Export prompts to CSV'
    
    def bulk_copy_prompts_to_clipboard(self, request, queryset):
        """Generate a text summary of prompts for copying"""
        prompts_text = []
        for obj in queryset:
            content_title = self.get_content_title(obj)
            prompts_text.append(f"--- {content_title} ({obj.image_type}) ---")
            prompts_text.append(f"Prompt: {obj.prompt or 'N/A'}")
            if obj.caption:
                prompts_text.append(f"Caption: {obj.caption}")
            prompts_text.append("")
        
        # Store in session for display
        request.session['prompts_export'] = '\n'.join(prompts_text)
        self.message_user(
            request, 
            f'Generated text for {queryset.count()} prompt(s). Copy from the message below.',
            messages.INFO
        )
    bulk_copy_prompts_to_clipboard.short_description = 'Copy prompts as text'


class ContentResource(resources.ModelResource):
    """Resource class for importing/exporting Content"""
    class Meta:
        model = Content
        fields = ('id', 'title', 'content_type', 'content_structure', 'status', 'source',
                  'site__name', 'sector__name', 'cluster__name', 'word_count',
                  'meta_title', 'meta_description', 'primary_keyword', 'secondary_keywords',
                  'content_html', 'external_url', 'created_at')
        export_order = fields
        import_id_fields = ('id',)
        skip_unchanged = True


@admin.register(Content)
class ContentAdmin(ImportExportMixin, SiteSectorAdminMixin, Igny8ModelAdmin):
    resource_class = ContentResource
    list_display = ['title', 'content_type', 'content_structure', 'site', 'sector', 'source', 'status', 'site_status', 'scheduled_publish_at', 'word_count', 'get_taxonomy_count', 'created_at']
    list_filter = ['status', 'site_status', 'content_type', 'content_structure', 'source', 'site', 'sector', 'cluster', 'word_count', 'created_at']
    search_fields = ['title', 'content_html', 'external_url', 'meta_title', 'primary_keyword']
    ordering = ['-created_at']
    readonly_fields = ['created_at', 'updated_at', 'word_count', 'site_status_updated_at', 'get_tags_display', 'get_categories_display']
    autocomplete_fields = ['cluster', 'site', 'sector']
    inlines = [ContentTaxonomyInline]
    actions = [
        'bulk_set_status_published', 
        'bulk_set_status_draft',
        'bulk_add_taxonomy',
        'bulk_soft_delete',
        'bulk_publish_to_wordpress',
        'bulk_unpublish_from_wordpress',
    ]
    
    fieldsets = (
        ('Basic Info', {
            'fields': ('title', 'site', 'sector', 'cluster', 'status')
        }),
        ('Publishing Status', {
            'fields': ('site_status', 'scheduled_publish_at', 'site_status_updated_at'),
            'description': 'WordPress/external site publishing status. Managed by automated publishing scheduler.'
        }),
        ('Content Classification', {
            'fields': ('content_type', 'content_structure', 'source')
        }),
        ('Taxonomies (Read-only - manage below)', {
            'fields': ('get_tags_display', 'get_categories_display'),
            'classes': ('collapse',),
            'description': 'View tags and categories. To add/remove, use the Taxonomy Terms section below.'
        }),
        ('Content', {
            'fields': ('content_html', 'word_count')
        }),
        ('SEO', {
            'fields': ('meta_title', 'meta_description', 'primary_keyword', 'secondary_keywords'),
            'classes': ('collapse',)
        }),
        ('WordPress Sync', {
            'fields': ('external_id', 'external_url'),
            'classes': ('collapse',)
        }),
        ('Timestamps', {
            'fields': ('created_at', 'updated_at'),
            'classes': ('collapse',)
        }),
    )
    
    def get_taxonomy_count(self, obj):
        """Display count of associated taxonomy terms"""
        return obj.taxonomy_terms.count()
    get_taxonomy_count.short_description = 'Taxonomy Count'
    
    def get_tags_display(self, obj):
        """Display tags"""
        tags = obj.taxonomy_terms.filter(taxonomy_type='tag')
        if tags.exists():
            return ', '.join([tag.name for tag in tags])
        return 'No tags'
    get_tags_display.short_description = 'Tags'
    
    def get_categories_display(self, obj):
        """Display categories"""
        categories = obj.taxonomy_terms.filter(taxonomy_type='category')
        if categories.exists():
            return ', '.join([cat.name for cat in categories])
        return 'No categories'
    get_categories_display.short_description = 'Categories'
    
    def bulk_set_status_published(self, request, queryset):
        """Set selected content to published status"""
        updated = queryset.update(status='published')
        self.message_user(request, f'{updated} content item(s) set to published.', messages.SUCCESS)
    bulk_set_status_published.short_description = 'Set status to Published'
    
    def bulk_set_status_draft(self, request, queryset):
        """Set selected content to draft status"""
        updated = queryset.update(status='draft')
        self.message_user(request, f'{updated} content item(s) set to draft.', messages.SUCCESS)
    bulk_set_status_draft.short_description = 'Set status to Draft'
    
    def bulk_add_taxonomy(self, request, queryset):
        """Add taxonomy terms to selected content"""
        from django import forms
        from igny8_core.business.content.models import ContentTaxonomy, ContentTaxonomyRelation
        
        # If this is the POST request with taxonomy selection
        if 'apply' in request.POST:
            taxonomy_ids = request.POST.getlist('taxonomies')
            if taxonomy_ids:
                count = 0
                for content in queryset:
                    for tax_id in taxonomy_ids:
                        taxonomy = ContentTaxonomy.objects.get(pk=tax_id)
                        ContentTaxonomyRelation.objects.get_or_create(
                            content=content,
                            taxonomy=taxonomy
                        )
                        count += 1
                self.message_user(request, f'Added {count} taxonomy relation(s) to {queryset.count()} content item(s).', messages.SUCCESS)
                return
        
        # Get first content's site/sector for filtering taxonomies
        first_content = queryset.first()
        if first_content:
            taxonomies = ContentTaxonomy.objects.filter(site=first_content.site, sector=first_content.sector)
        else:
            taxonomies = ContentTaxonomy.objects.all()
        
        # Create form for taxonomy selection
        class TaxonomyForm(forms.Form):
            taxonomies = forms.ModelMultipleChoiceField(
                queryset=taxonomies,
                label="Select Taxonomies",
                help_text=f"Add taxonomy terms to {queryset.count()} selected content item(s)",
                widget=forms.CheckboxSelectMultiple
            )
        
        if taxonomies.exists():
            from django.shortcuts import render
            return render(request, 'admin/bulk_action_form.html', {
                'title': 'Add Taxonomies to Content',
                'queryset': queryset,
                'form': TaxonomyForm(),
                'action': 'bulk_add_taxonomy',
            })
        else:
            self.message_user(request, 'No taxonomies available for the selected content.', messages.WARNING)
    bulk_add_taxonomy.short_description = 'Add Taxonomy Terms'
    
    def bulk_soft_delete(self, request, queryset):
        """Soft delete selected content"""
        count = 0
        for content in queryset:
            content.delete()  # Soft delete via SoftDeletableModel
            count += 1
        self.message_user(request, f'{count} content item(s) soft deleted.', messages.SUCCESS)
    bulk_soft_delete.short_description = 'Soft delete selected content'
    
    def bulk_publish_to_wordpress(self, request, queryset):
        """Publish selected content to WordPress"""
        from igny8_core.business.publishing.models import PublishingRecord
        
        count = 0
        for content in queryset:
            if content.site:
                # Create publishing record for WordPress
                PublishingRecord.objects.get_or_create(
                    content=content,
                    site=content.site,
                    sector=content.sector,
                    account=content.account,
                    destination='wordpress',
                    defaults={
                        'status': 'pending',
                        'metadata': {}
                    }
                )
                count += 1
        
        self.message_user(request, f'{count} content item(s) queued for WordPress publishing.', messages.SUCCESS)
    bulk_publish_to_wordpress.short_description = 'Publish to WordPress'
    
    def bulk_unpublish_from_wordpress(self, request, queryset):
        """Unpublish/remove selected content from WordPress"""
        from igny8_core.business.publishing.models import PublishingRecord
        
        count = 0
        for content in queryset:
            # Update existing publishing records to mark for removal
            records = PublishingRecord.objects.filter(
                content=content,
                destination='wordpress',
                status__in=['published', 'pending', 'publishing']
            )
            records.update(status='failed', error_message='Unpublish requested from admin')
            count += records.count()
        
        self.message_user(request, f'{count} publishing record(s) marked for unpublish.', messages.SUCCESS)
    bulk_unpublish_from_wordpress.short_description = 'Unpublish from WordPress'
    
    def get_site_display(self, obj):
        """Safely get site name"""
        try:
            return obj.site.name if obj.site else '-'
        except:
            return '-'
    get_site_display.short_description = 'Site'
    
    def get_sector_display(self, obj):
        """Safely get sector name"""
        try:
            return obj.sector.name if obj.sector else '-'
        except:
            return '-'


class ContentTaxonomyResource(resources.ModelResource):
    """Resource class for importing/exporting Content Taxonomies"""
    class Meta:
        model = ContentTaxonomy
        fields = ('id', 'name', 'slug', 'taxonomy_type', 'description', 'site__name', 'sector__name',
                  'count', 'external_id', 'external_taxonomy', 'created_at')
        export_order = fields
        import_id_fields = ('id',)
        skip_unchanged = True


@admin.register(ContentTaxonomy)
class ContentTaxonomyAdmin(ImportExportMixin, SiteSectorAdminMixin, Igny8ModelAdmin):
    resource_class = ContentTaxonomyResource
    list_display = ['name', 'taxonomy_type', 'slug', 'count', 'external_id', 'external_taxonomy', 'site', 'sector']
    list_filter = ['taxonomy_type', 'site', 'sector']
    search_fields = ['name', 'slug', 'external_taxonomy']
    ordering = ['taxonomy_type', 'name']
    readonly_fields = ['count', 'created_at', 'updated_at']
    actions = [
        'bulk_soft_delete',
        'bulk_merge_taxonomies',
    ]
    
    fieldsets = (
        ('Basic Info', {
            'fields': ('name', 'slug', 'taxonomy_type', 'description', 'site', 'sector')
        }),
        ('Usage', {
            'fields': ('count',),
            'description': 'Number of content items using this term'
        }),
        ('WordPress Sync', {
            'fields': ('external_id', 'external_taxonomy', 'metadata'),
            'classes': ('collapse',)
        }),
        ('Timestamps', {
            'fields': ('created_at', 'updated_at'),
            'classes': ('collapse',)
        }),
    )
    
    def get_queryset(self, request):
        qs = super().get_queryset(request)
        return qs.select_related('site', 'sector')
    
    def bulk_soft_delete(self, request, queryset):
        """Delete selected taxonomies"""
        count = queryset.count()
        queryset.delete()
        self.message_user(request, f'{count} taxonomy/taxonomies deleted.', messages.SUCCESS)
    bulk_soft_delete.short_description = 'Delete selected taxonomies'
    
    def bulk_merge_taxonomies(self, request, queryset):
        """Merge selected taxonomies into one"""
        from django import forms
        from igny8_core.business.content.models import ContentTaxonomyRelation
        
        if 'apply' in request.POST:
            target_id = request.POST.get('target_taxonomy')
            if target_id:
                target = ContentTaxonomy.objects.get(pk=target_id)
                merged_count = 0
                
                for taxonomy in queryset.exclude(pk=target.pk):
                    # Move all relations to target
                    ContentTaxonomyRelation.objects.filter(taxonomy=taxonomy).update(taxonomy=target)
                    taxonomy.delete()
                    merged_count += 1
                
                # Update target count
                target.count = ContentTaxonomyRelation.objects.filter(taxonomy=target).count()
                target.save()
                
                self.message_user(request, f'{merged_count} taxonomies merged into: {target.name}', messages.SUCCESS)
                return
        
        class MergeForm(forms.Form):
            target_taxonomy = forms.ModelChoiceField(
                queryset=queryset,
                label="Merge into",
                help_text="Select the taxonomy to keep (others will be merged into this one)"
            )
        
        from django.shortcuts import render
        return render(request, 'admin/bulk_action_form.html', {
            'title': 'Merge Taxonomies',
            'queryset': queryset,
            'form': MergeForm(),
            'action': 'bulk_merge_taxonomies',
        })
    bulk_merge_taxonomies.short_description = 'Merge selected taxonomies'


class ContentAttributeResource(resources.ModelResource):
    """Resource class for importing/exporting Content Attributes"""
    class Meta:
        model = ContentAttribute
        fields = ('id', 'name', 'value', 'attribute_type', 'content__title', 'cluster__name',
                  'external_id', 'source', 'site__name', 'sector__name', 'created_at')
        export_order = fields
        import_id_fields = ('id',)
        skip_unchanged = True


@admin.register(ContentAttribute)
class ContentAttributeAdmin(ImportExportMixin, SiteSectorAdminMixin, Igny8ModelAdmin):
    resource_class = ContentAttributeResource
    list_display = ['name', 'value', 'attribute_type', 'content', 'cluster', 'external_id', 'source', 'site', 'sector']
    list_filter = ['attribute_type', 'source', 'site', 'sector']
    search_fields = ['name', 'value', 'external_attribute_name', 'content__title']
    ordering = ['attribute_type', 'name']
    actions = [
        'bulk_soft_delete',
        'bulk_update_attribute_type',
    ]
    
    fieldsets = (
        ('Basic Info', {
            'fields': ('attribute_type', 'name', 'value', 'site', 'sector')
        }),
        ('Relationships', {
            'fields': ('content', 'cluster'),
            'description': 'Link to content (products/services) or cluster (semantic attributes).'
        }),
        ('WordPress/WooCommerce Sync', {
            'fields': ('external_id', 'external_attribute_name', 'source', 'metadata')
        }),
    )
    
    def get_queryset(self, request):
        qs = super().get_queryset(request)
        return qs.select_related('content', 'cluster', 'site', 'sector')
    
    def bulk_soft_delete(self, request, queryset):
        """Delete selected attributes"""
        count = queryset.count()
        queryset.delete()
        self.message_user(request, f'{count} attribute(s) deleted.', messages.SUCCESS)
    bulk_soft_delete.short_description = 'Delete selected attributes'
    
    def bulk_update_attribute_type(self, request, queryset):
        """Update attribute type for selected attributes"""
        from django import forms
        
        if 'apply' in request.POST:
            attr_type = request.POST.get('attribute_type')
            if attr_type:
                updated = queryset.update(attribute_type=attr_type)
                self.message_user(request, f'{updated} attribute(s) updated to type: {attr_type}', messages.SUCCESS)
                return
        
        ATTR_TYPE_CHOICES = [
            ('product', 'Product Attribute'),
            ('service', 'Service Attribute'),
            ('semantic', 'Semantic Attribute'),
            ('technical', 'Technical Attribute'),
        ]
        
        class AttributeTypeForm(forms.Form):
            attribute_type = forms.ChoiceField(
                choices=ATTR_TYPE_CHOICES,
                label="Select Attribute Type",
                help_text=f"Update attribute type for {queryset.count()} selected attribute(s)"
            )
        
        from django.shortcuts import render
        return render(request, 'admin/bulk_action_form.html', {
            'title': 'Update Attribute Type',
            'queryset': queryset,
            'form': AttributeTypeForm(),
            'action': 'bulk_update_attribute_type',
        })
    bulk_update_attribute_type.short_description = 'Update attribute type'


class ContentTaxonomyRelationResource(resources.ModelResource):
    """Resource class for exporting Content Taxonomy Relations"""
    class Meta:
        model = ContentTaxonomyRelation
        fields = ('id', 'content__title', 'taxonomy__name', 'taxonomy__taxonomy_type', 'created_at')
        export_order = fields


@admin.register(ContentTaxonomyRelation)
class ContentTaxonomyRelationAdmin(ExportMixin, Igny8ModelAdmin):
    resource_class = ContentTaxonomyRelationResource
    list_display = ['content', 'taxonomy', 'created_at']
    search_fields = ['content__title', 'taxonomy__name']
    readonly_fields = ['created_at', 'updated_at']
    actions = [
        'bulk_delete_relations',
        'bulk_reassign_taxonomy',
    ]
    
    def bulk_delete_relations(self, request, queryset):
        count = queryset.count()
        queryset.delete()
        self.message_user(request, f'{count} content taxonomy relation(s) deleted.', messages.SUCCESS)
    bulk_delete_relations.short_description = 'Delete selected relations'
    
    def bulk_reassign_taxonomy(self, request, queryset):
        """Admin action to bulk reassign taxonomy - requires intermediate page"""
        if 'apply' in request.POST:
            from django import forms
            from .models import ContentTaxonomy
            
            class TaxonomyForm(forms.Form):
                taxonomy = forms.ModelChoiceField(
                    queryset=ContentTaxonomy.objects.filter(is_active=True),
                    required=True,
                    label='New Taxonomy'
                )
            
            form = TaxonomyForm(request.POST)
            if form.is_valid():
                new_taxonomy = form.cleaned_data['taxonomy']
                count = queryset.update(taxonomy=new_taxonomy)
                self.message_user(request, f'{count} relation(s) reassigned to {new_taxonomy.name}.', messages.SUCCESS)
                return
        
        from django import forms
        from .models import ContentTaxonomy
        
        class TaxonomyForm(forms.Form):
            taxonomy = forms.ModelChoiceField(
                queryset=ContentTaxonomy.objects.filter(is_active=True),
                required=True,
                label='New Taxonomy',
                help_text='Select the taxonomy to reassign these relations to'
            )
        
        context = {
            'title': 'Bulk Reassign Taxonomy',
            'queryset': queryset,
            'form': TaxonomyForm(),
            'action_checkbox_name': admin.helpers.ACTION_CHECKBOX_NAME,
        }
        return render(request, 'admin/bulk_action_form.html', context)
    bulk_reassign_taxonomy.short_description = 'Reassign taxonomy'


class ContentClusterMapResource(resources.ModelResource):
    """Resource class for exporting Content Cluster Maps"""
    class Meta:
        model = ContentClusterMap
        fields = ('id', 'content__title', 'task__title', 'cluster__name', 
                  'role', 'source', 'site__name', 'sector__name', 'created_at')
        export_order = fields


@admin.register(ContentClusterMap)
class ContentClusterMapAdmin(ExportMixin, SiteSectorAdminMixin, Igny8ModelAdmin):
    resource_class = ContentClusterMapResource
    list_display = ['content', 'task', 'cluster', 'role', 'source', 'site', 'sector', 'created_at']
    list_filter = ['role', 'source', 'site', 'sector']
    search_fields = ['content__title', 'task__title', 'cluster__name']
    readonly_fields = ['created_at', 'updated_at']
    actions = [
        'bulk_delete_maps',
        'bulk_update_role',
        'bulk_reassign_cluster',
    ]
    
    def bulk_delete_maps(self, request, queryset):
        count = queryset.count()
        queryset.delete()
        self.message_user(request, f'{count} content cluster map(s) deleted.', messages.SUCCESS)
    bulk_delete_maps.short_description = 'Delete selected maps'
    
    def bulk_update_role(self, request, queryset):
        """Admin action to bulk update role"""
        if 'apply' in request.POST:
            from django import forms
            
            class RoleForm(forms.Form):
                ROLE_CHOICES = [
                    ('pillar', 'Pillar'),
                    ('supporting', 'Supporting'),
                    ('related', 'Related'),
                ]
                role = forms.ChoiceField(choices=ROLE_CHOICES, required=True)
            
            form = RoleForm(request.POST)
            if form.is_valid():
                new_role = form.cleaned_data['role']
                count = queryset.update(role=new_role)
                self.message_user(request, f'{count} map(s) updated to role: {new_role}.', messages.SUCCESS)
                return
        
        from django import forms
        
        class RoleForm(forms.Form):
            ROLE_CHOICES = [
                ('pillar', 'Pillar'),
                ('supporting', 'Supporting'),
                ('related', 'Related'),
            ]
            role = forms.ChoiceField(
                choices=ROLE_CHOICES,
                required=True,
                help_text='Select the new role for these content cluster maps'
            )
        
        context = {
            'title': 'Bulk Update Role',
            'queryset': queryset,
            'form': RoleForm(),
            'action_checkbox_name': admin.helpers.ACTION_CHECKBOX_NAME,
        }
        return render(request, 'admin/bulk_action_form.html', context)
    bulk_update_role.short_description = 'Update role'
    
    def bulk_reassign_cluster(self, request, queryset):
        """Admin action to bulk reassign cluster"""
        if 'apply' in request.POST:
            from django import forms
            from igny8_core.business.planner.models import Cluster
            
            class ClusterForm(forms.Form):
                cluster = forms.ModelChoiceField(
                    queryset=Cluster.objects.filter(is_active=True),
                    required=True,
                    label='New Cluster'
                )
            
            form = ClusterForm(request.POST)
            if form.is_valid():
                new_cluster = form.cleaned_data['cluster']
                count = queryset.update(cluster=new_cluster)
                self.message_user(request, f'{count} map(s) reassigned to cluster: {new_cluster.name}.', messages.SUCCESS)
                return
        
        from django import forms
        from igny8_core.business.planner.models import Cluster
        
        class ClusterForm(forms.Form):
            cluster = forms.ModelChoiceField(
                queryset=Cluster.objects.filter(is_active=True),
                required=True,
                label='New Cluster',
                help_text='Select the cluster to reassign these maps to'
            )
        
        context = {
            'title': 'Bulk Reassign Cluster',
            'queryset': queryset,
            'form': ClusterForm(),
            'action_checkbox_name': admin.helpers.ACTION_CHECKBOX_NAME,
        }
        return render(request, 'admin/bulk_action_form.html', context)
    bulk_reassign_cluster.short_description = 'Reassign cluster'