import frappe
from frappe import _

sitemap = 1

def get_context(context):
	settings = frappe.get_doc("E Commerce Settings")
	context.categories_enabled = settings.enable_field_filters

	if context.categories_enabled:
		categories = [row.fieldname for row in settings.filter_fields]
		context.tabs = get_tabs(categories)

	if settings.slideshow:
		context.slideshow = get_slideshow(settings.slideshow)

	context.no_cache = 1

def get_slideshow(slideshow):
	values = {
		'show_indicators': 1,
		'show_controls': 1,
		'rounded': 1,
		'slider_name': "Categories"
	}
	slideshow = frappe.get_doc("Website Slideshow", slideshow)
	slides = slideshow.get({"doctype": "Website Slideshow Item"})
	for index, slide in enumerate(slides):
		values[f"slide_{index + 1}_image"] = slide.image
		values[f"slide_{index + 1}_title"] = slide.heading
		values[f"slide_{index + 1}_subtitle"] = slide.description
		values[f"slide_{index + 1}_theme"] = slide.get("theme") or "Light"
		values[f"slide_{index + 1}_content_align"] = slide.get("content_align") or "Centre"
		values[f"slide_{index + 1}_primary_action"] = slide.url

	return values

def get_tabs(categories):
	tab_values = {
		'title': _("Shop by Category"),
	}

	categorical_data = get_category_records(categories)
	for index, tab in enumerate(categorical_data):
		tab_values[f"tab_{index + 1}_title"] = frappe.unscrub(tab)
		# pre-render cards for each tab
		tab_values[f"tab_{index + 1}_content"] = frappe.render_template(
			"erpnext/www/shop-by-category/category_card_section.html",
			{"data": categorical_data[tab], "type": tab}
		)
	return tab_values

def get_category_records(categories):
	categorical_data = {}
	for category in categories:
		if category == "item_group":
			categorical_data["item_group"] = frappe.db.sql("""
				Select name, parent_item_group, is_group, image, route
				from `tabItem Group`
				where parent_item_group='All Item Groups'
				and show_in_website=1""", as_dict=1)
		else:
			doctype = frappe.unscrub(category)
			fields = ["name"]
			if frappe.get_meta(doctype, cached=True).get_field("image"):
				fields += ["image"]

			categorical_data[category] = frappe.db.sql("""
				Select {fields}
				from `tab{doctype}`""".format(doctype=doctype, fields=",".join(fields)), as_dict=1)

	return categorical_data