from __future__ import unicode_literals

from django.contrib import admin

from .models import (
    DeletedDocument, Document, DocumentPage, DocumentType, DocumentTypeFilename,
    DocumentVersion, RecentDocument
)


class DocumentPageInline(admin.StackedInline):
    model = DocumentPage
    extra = 1
    classes = ('collapse-open',)
    allow_add = True


class DocumentTypeFilenameInline(admin.StackedInline):
    model = DocumentTypeFilename
    extra = 1
    classes = ('collapse-open',)
    allow_add = True


class DocumentVersionInline(admin.StackedInline):
    model = DocumentVersion
    extra = 1
    classes = ('collapse-open',)
    allow_add = True


class DeletedDocumentAdmin(admin.ModelAdmin):
    date_hierarchy = 'deleted_date_time'
    list_filter = ('document_type',)
    list_display = ('uuid', 'label', 'document_type', 'deleted_date_time')
    readonly_fields = ('uuid', 'document_type')


class DocumentAdmin(admin.ModelAdmin):
    date_hierarchy = 'date_added'
    inlines = [
        DocumentVersionInline
    ]
    list_filter = ('document_type',)
    list_display = ('uuid', 'label', 'document_type', 'date_added')
    readonly_fields = ('uuid', 'document_type', 'date_added')


class DocumentTypeAdmin(admin.ModelAdmin):
    inlines = (
        DocumentTypeFilenameInline,
    )
    list_display = ('label', 'trash_time_period', 'trash_time_unit', 'delete_time_period', 'delete_time_unit')


class RecentDocumentAdmin(admin.ModelAdmin):
    date_hierarchy = 'datetime_accessed'
    list_display = ('user', 'document', 'datetime_accessed')
    list_display_links = ('document', 'datetime_accessed')
    list_filter = ('user',)
    readonly_fields = ('user', 'document', 'datetime_accessed')


admin.site.register(DeletedDocument, DeletedDocumentAdmin)
admin.site.register(Document, DocumentAdmin)
admin.site.register(DocumentType, DocumentTypeAdmin)
admin.site.register(RecentDocument, RecentDocumentAdmin)