(import-macros {: map} :lib.macro)

(local parser (require :parser.parser))
(local array (require :lib.array))
(local http (require :lib.http))
(local number (require :lib.number))
(local fetcher (require :fetcher))
(local json (require :vendor.json))

(fn format-url [path page]
  (.. "https://store.tildaapi.com/api/getproductslist/"
      "?storepartuid=" path
      "&slice=" page
      "&recid=644733406"
      "&c=1738164538594"
      "&getparts=true"
      "&getoptions=true"
      "&size=36"))

(fn destruct-response [response]
  {:items (. (json.decode response) :products)})

(fn normalize [product]
  (local gallery (json.decode product.gallery))
  (local weight (parser.guess-weight product.title ["г"]))
  (local price (number.string->number product.price))

  (when (~= product.quantity "0")
    {:site "suhexuan"
     :url product.url
     :title product.title
     :description product.text
     ;; FIXME: parse all editions into different products
     :image (if (< 0 (# gallery))
              (. gallery 1 :img)
              "")
     :weight weight
     :volume (or (parser.guess-volume product.text)
                 (parser.guess-volume product.title))
     :price price
     :price-per (if (and price weight (< 0 weight))
                 (/ (math.ceil (* (/ price weight) 10)) 10)
                 nil)
     :characteristics product.characteristics}))

(fn products []
  (fetcher.from-json
    [{:path "896764703561" :tags ["Посуда"]}
     {:path "343222834961" :tags ["Разное"]}
     {:path "167733677091&filters[charact:6272182]=Зеленый" :tags ["Зеленый чай"]}
     {:path "167733677091&filters[charact:6272182]=Белый" :tags ["Белый чай"]}
     {:path "167733677091&filters[charact:6272182]=Желтый" :tags ["Желтый чай"]}
     {:path "167733677091&filters[charact:6272182]=Красный" :tags ["Красный чай"]}
     {:path "167733677091&filters[charact:6272182]=Черный" :tags ["Хэй ча"]}
     {:path "167733677091&filters[charact:6272182]=Шу+пуэр" :tags ["Шу пуэр"]}
     {:path "167733677091&filters[charact:6272182]=Шэн+пуэр" :tags ["Шэн пуэр"]}
     {:path "167733677091&filters[charact:6272182]=С+ароматами" :tags []}
     {:path "167733677091&filters[charact:6272182]=Улун" :tags ["Улун"]}]
    format-url
    destruct-response
    normalize))

{:products products :title "СуХэСюань" :url "https://suhexuan.ru"}