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(import-macros {: reduce} :lib.macro)
(local peg
(if (pick-values 1 (pcall require :lpeg))
(require :lpeg)
(require :lpeglj)))
(local parser (require :parser.parser))
(local number (require :lib.number))
(local fetcher (require :fetcher))
(fn html-cyrillic->utf [str]
(local replacement-map
{"А" "А"
"Б" "Б"
"В" "В"
"Г" "Г"
"Д" "Д"
"Е" "Е"
"Ж" "Ж"
"З" "З"
"И" "И"
"Й" "Й"
"К" "К"
"Л" "Л"
"М" "М"
"Н" "Н"
"О" "О"
"П" "П"
"Р" "Р"
"С" "С"
"Т" "Т"
"У" "У"
"Ф" "Ф"
"Х" "Х"
"Ц" "Ц"
"Ч" "Ч"
"Ш" "Ш"
"Щ" "Щ"
"Ъ" "Ъ"
"Ы" "Ы"
"Ь" "Ь"
"Э" "Э"
"Ю" "Ю"
"Я" "Я"
"а" "а"
"б" "б"
"в" "в"
"г" "г"
"д" "д"
"е" "е"
"ж" "ж"
"з" "з"
"и" "и"
"й" "й"
"к" "к"
"л" "л"
"м" "м"
"н" "н"
"о" "о"
"п" "п"
"р" "р"
"с" "с"
"т" "т"
"у" "у"
"ф" "ф"
"х" "х"
"ц" "ц"
"ч" "ч"
"ш" "ш"
"щ" "щ"
"ъ" "ъ"
"ы" "ы"
"ь" "ь"
"э" "э"
"ю" "ю"
"я" "я"})
(var result str)
(each [code letter (pairs replacement-map)]
(set result (: result :gsub code letter)))
result)
(fn format-url [path page]
(.. "https://daochai.ru/" path
"/" (if (< 1 page) (.. "page-" page "/") "")))
(local product-peg
(*
(parser.anywhere
(+
;; eager and lazy loaded versions of img
(parser.tag :img {:class "ty-pict cm-image" ;; FRAGILE
:src (peg.Cg (parser.till "\"") :image)
:id "*"
:title "*"
:alt "*"
:srcset "*"
:width "*"
:height "*"})
(parser.tag :img {:class "ty-pict cm-image" ;; FRAGILE
:src "*"
:data-src (peg.Cg (parser.till "\"") :image)
:id "*"
:title "*"
:alt "*"
:data-srcset "*"
:width "*"
:height "*"})))
(parser.anywhere
(parser.tag :a {:class "product-title"
:href (peg.Cg (parser.till "\"") :url)
:title "*"}
(peg.Cg (parser.till "</a>") :title)))
(+
(*
(parser.anywhere
(parser.tag :span {:class "ty-price-num" :id "*"}
(peg.Cg (parser.till "</span>") :price)))
(parser.anywhere
;; "за" and "гр" words are html-encoded for some reason
(* "за " (peg.Cg parser.pegs.number :weight) " гр.")))
(parser.anywhere
(parser.tag :span {:class "ty-price-num" :id "*"}
(peg.Cg (parser.till "</span>") :price))))
(parser.anywhere
;; "Купить"
(parser.tag :span {} "Купить"))))
(fn normalize [product]
(local title (html-cyrillic->utf product.title))
(local year (parser.guess-year title))
(local weight (number.string->number product.weight))
(local price (number.string->number product.price))
{:site "daochai"
:title title
:url product.url
:description nil
:image product.image
:year year
:price price
:weight weight
:volume (parser.guess-volume title)
:price-per (if (and price weight (< 0 weight))
(/ (math.ceil (* (/ price weight) 10)) 10)
nil)})
(fn products []
(fetcher.from-html
[{:path "vid-chaya/pu-erh/shu-puer" :tags ["Шу пуэр"]}
{:path "vid-chaya/pu-erh/shen" :tags ["Шен пуэр"]}
{:path "vid-chaya/ulun" :tags ["Улун"]}
{:path "vid-chaya/ulun/fudzjanskie-uluny" :tags ["Улун" "Фудзянь"]}
{:path "vid-chaya/ulun/guandunskie-uluny" :tags ["Улун" "Гуандун"]}
{:path "vid-chaya/ulun/uishanskie-uluny" :tags ["Улун" "Уишань"]}
{:path "vid-chaya/ulun/taiwan-ulun" :tags ["Улун" "Тайвань"]}
{:path "vid-chaya/ulun/yunnanskiy-uluny" :tags ["Улун" "Юннань"]}
{:path "vid-chaya/krasnyj-chaj" :tags ["Красный чай"]}
{:path "vid-chaya/zeljonyj-chaj" :tags ["Зеленый чай"]}
{:path "vid-chaya/white" :tags ["Белый чай"]}
{:path "vid-chaya/zheltyy-chay" :tags ["Желтый чай"]}
{:path "vid-chaya/heicha" :tags ["Хэй ча"]}
{:path "posuda/jianshuizitao" :tags ["Посуда" "Чайник"]}
{:path "posuda/nisintao" :tags ["Посуда" "Чайник"]}
{:path "posuda/chahu-taozi" :tags ["Посуда" "Чайник"]}
{:path "posuda/chayniki-iz-chaochzhou" :tags ["Посуда" "Чайник"]}
{:path "posuda/jingdezhen" :tags ["Посуда"]}
{:path "posuda/chahai" :tags ["Посуда"]}
{:path "posuda/gajvan" :tags ["Посуда"]}
{:path "posuda/chahaj" :tags ["Посуда"]}
{:path "posuda/chaban" :tags ["Посуда"]}
{:path "posuda/chajnye-prudy" :tags ["Посуда"]}
{:path "posuda/sito" :tags ["Посуда"]}
{:path "posuda/posuda-chajnoj-ceremonii" :tags ["Посуда"]}
{:path "posuda/termosy" :tags ["Посуда"]}
{:path "posuda/alternativa" :tags ["Посуда"]}
{:path "tea-accessorize" :tags ["Посуда"]}
{:path "chay-i-chan/aroma" :tags ["Благовония"]}
{:path "chay-i-chan/kurilnicy-i-podstavki-pod-blagovoniya" :tags ["Благовония"]}
{:path "chay-i-chan/chetki" :tags ["Четки"]}
{:path "chay-i-chan/dekorirovanie-prostranstva" :tags ["Декор"]}
{:path "chay-i-chan/figurki-iz-dereva" :tags ["Фигурки"]}]
format-url
product-peg
normalize))
{:products products :title "DaoChai" :url "https://daochai.ru"}
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