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|
(import-macros {: map} :lib.macro)
(local peg
(if (pick-values 1 (pcall require :lpeg))
(require :lpeg)
(require :vendor.lpeglj)))
(local parser (require :parser))
(local number (require :lib.number))
(local fetcher (require :fetcher))
(fn url-formatter [path page]
(.. "https://artoftea.ru/" path "/?page=" page))
(local product-peg
(* ;; id
(parser.anywhere
(parser.tag :div {:class "front-image"}
(parser.tag :a {:href (peg.Cg (parser.till "\"") :url)}
(parser.tag :img {:src (peg.Cg (parser.till "\"") :image)
:title "*" :class "*" :alt "*"}))))
(parser.anywhere
(parser.tag :div {:class "name"}
(parser.tag :a {:href "*"} (peg.Cg (parser.till "</a>") :title))))
(parser.anywhere
(parser.tag :p {:class "description"}
(peg.Cg (parser.till "</p>") :description)))
(+
(*
(parser.anywhere
(parser.tag :option {:value "*" :selected "selected"}
(* (peg.Cg parser.pegs.number :weight) " гр" parser.pegs.spaces)))
(parser.anywhere
(parser.tag :p {:class "price"}
(parser.tag :span {:id "*"}
(peg.Cg (parser.till "</span>") :price)))))
(parser.anywhere
(parser.tag :p {:class "price"}
(parser.tag :span {:id "*"}
(peg.Cg (parser.till "</span>") :price)))))
(parser.anywhere
(parser.tag :input {:type "hidden"
:name "product_id"
:value (peg.Cg parser.pegs.number :id)}))
(parser.anywhere
(parser.tag :button {:type "*" :onclick "*" :class "*"} "Купить"))))
(fn normalize [product]
(local year
(number.string->number
(: (parser.anywhere
(* (peg.C (^ (peg.R "09") 4))
(parser.maybe " ")
(- "г" (peg.P "гр"))))
:match product.title)))
(local weight (number.string->number product.weight))
(local price (number.string->number product.price))
{:site "artoftea"
:id product.id
:url product.url
:description product.description
:image product.image
:year year
:price price
:weight weight
:price-per (if (and price weight (< 0 weight))
(/ (math.ceil (* (/ price weight) 10)) 10)
nil)})
(fn products []
(fetcher.from-html
url-formatter
[{:path "redtea" :category "Красный чай"}
{:path "greentea" :category "Зеленый чай"}]
normalize
product-peg))
{: products}
|
