penpot/frontend/src/app/libs/file_builder.cljs

281 lines
8 KiB
Clojure

;; This Source Code Form is subject to the terms of the Mozilla Public
;; License, v. 2.0. If a copy of the MPL was not distributed with this
;; file, You can obtain one at http://mozilla.org/MPL/2.0/.
;;
;; Copyright (c) KALEIDOS INC
(ns app.libs.file-builder
(:require
[app.common.data :as d]
[app.common.features :as cfeat]
[app.common.files.builder :as fb]
[app.common.media :as cm]
[app.common.types.components-list :as ctkl]
[app.common.uuid :as uuid]
[app.util.json :as json]
[app.util.webapi :as wapi]
[app.util.zip :as uz]
[app.worker.export :as e]
[beicon.v2.core :as rx]
[cuerdas.core :as str]
[promesa.core :as p]))
(defn parse-data [data]
(as-> data $
(js->clj $ :keywordize-keys true)
;; Transforms camelCase to kebab-case
(d/deep-mapm
(fn [[key value]]
(let [value (if (= (type value) js/Symbol)
(keyword (js/Symbol.keyFor value))
value)
key (-> key d/name str/kebab keyword)]
[key value])) $)))
(defn data-uri->blob
[data-uri]
(let [[mtype b64-data] (str/split data-uri ";base64,")
mtype (subs mtype (inc (str/index-of mtype ":")))
decoded (.atob js/window b64-data)
size (.-length ^js decoded)
content (js/Uint8Array. size)]
(doseq [i (range 0 size)]
(aset content i (.charCodeAt decoded i)))
(wapi/create-blob content mtype)))
(defn parse-library-media
[[file-id media]]
(rx/merge
(let [markup
(->> (vals media)
(reduce e/collect-media {})
(json/encode))]
(rx/of (vector (str file-id "/media.json") markup)))
(->> (rx/from (vals media))
(rx/map #(assoc % :file-id file-id))
(rx/merge-map
(fn [media]
(let [file-path (str/concat file-id "/media/" (:id media) (cm/mtype->extension (:mtype media)))
blob (data-uri->blob (:uri media))]
(rx/of (vector file-path blob))))))))
(defn export-file
[file]
(let [file (assoc file
:name (:name file)
:file-name (:name file)
:is-shared false)
files-stream (->> (rx/of {(:id file) file})
(rx/share))
manifest-stream
(->> files-stream
(rx/map #(e/create-manifest (uuid/next) (:id file) :all % cfeat/default-features))
(rx/map (fn [a]
(vector "manifest.json" a))))
render-stream
(->> files-stream
(rx/merge-map vals)
(rx/merge-map e/process-pages)
(rx/observe-on :async)
(rx/merge-map e/get-page-data)
(rx/share))
colors-stream
(->> files-stream
(rx/merge-map vals)
(rx/map #(vector (:id %) (get-in % [:data :colors])))
(rx/filter #(d/not-empty? (second %)))
(rx/map e/parse-library-color))
typographies-stream
(->> files-stream
(rx/merge-map vals)
(rx/map #(vector (:id %) (get-in % [:data :typographies])))
(rx/filter #(d/not-empty? (second %)))
(rx/map e/parse-library-typographies))
media-stream
(->> files-stream
(rx/merge-map vals)
(rx/map #(vector (:id %) (get-in % [:data :media])))
(rx/filter #(d/not-empty? (second %)))
(rx/merge-map parse-library-media))
components-stream
(->> files-stream
(rx/merge-map vals)
(rx/filter #(d/not-empty? (ctkl/components-seq (:data %))))
(rx/merge-map e/parse-library-components))
pages-stream
(->> render-stream
(rx/map e/collect-page))]
(rx/merge
(->> render-stream
(rx/map #(hash-map
:type :progress
:file (:id file)
:data (str "Render " (:file-name %) " - " (:name %)))))
(->> (rx/merge
manifest-stream
pages-stream
components-stream
media-stream
colors-stream
typographies-stream)
(rx/reduce conj [])
(rx/with-latest-from files-stream)
(rx/merge-map (fn [[data _]]
(->> (uz/compress-files data)
(rx/map #(vector file %)))))))))
(deftype File [^:mutable file]
Object
(addPage [_ name]
(set! file (fb/add-page file {:name name}))
(str (:current-page-id file)))
(addPage [_ name options]
(set! file (fb/add-page file {:name name :options (parse-data options)}))
(str (:current-page-id file)))
(closePage [_]
(set! file (fb/close-page file)))
(addArtboard [_ data]
(set! file (fb/add-artboard file (parse-data data)))
(str (:last-id file)))
(closeArtboard [_]
(set! file (fb/close-artboard file)))
(addGroup [_ data]
(set! file (fb/add-group file (parse-data data)))
(str (:last-id file)))
(closeGroup [_]
(set! file (fb/close-group file)))
(addBool [_ data]
(set! file (fb/add-bool file (parse-data data)))
(str (:last-id file)))
(closeBool [_]
(set! file (fb/close-bool file)))
(createRect [_ data]
(set! file (fb/create-rect file (parse-data data)))
(str (:last-id file)))
(createCircle [_ data]
(set! file (fb/create-circle file (parse-data data)))
(str (:last-id file)))
(createPath [_ data]
(set! file (fb/create-path file (parse-data data)))
(str (:last-id file)))
(createText [_ data]
(set! file (fb/create-text file (parse-data data)))
(str (:last-id file)))
(createImage [_ data]
(set! file (fb/create-image file (parse-data data)))
(str (:last-id file)))
(createSVG [_ data]
(set! file (fb/create-svg-raw file (parse-data data)))
(str (:last-id file)))
(closeSVG [_]
(set! file (fb/close-svg-raw file)))
(addLibraryColor [_ data]
(set! file (fb/add-library-color file (parse-data data)))
(str (:last-id file)))
(updateLibraryColor [_ data]
(set! file (fb/update-library-color file (parse-data data)))
(str (:last-id file)))
(deleteLibraryColor [_ data]
(set! file (fb/delete-library-color file (parse-data data)))
(str (:last-id file)))
(addLibraryMedia [_ data]
(set! file (fb/add-library-media file (parse-data data)))
(str (:last-id file)))
(deleteLibraryMedia [_ data]
(set! file (fb/delete-library-media file (parse-data data)))
(str (:last-id file)))
(addLibraryTypography [_ data]
(set! file (fb/add-library-typography file (parse-data data)))
(str (:last-id file)))
(deleteLibraryTypography [_ data]
(set! file (fb/delete-library-typography file (parse-data data)))
(str (:last-id file)))
(startComponent [_ data]
(set! file (fb/start-component file (parse-data data)))
(str (:current-component-id file)))
(finishComponent [_]
(set! file (fb/finish-component file)))
(createComponentInstance [_ data]
(set! file (fb/create-component-instance file (parse-data data)))
(str (:last-id file)))
(lookupShape [_ shape-id]
(clj->js (fb/lookup-shape file (uuid/uuid shape-id))))
(updateObject [_ id new-obj]
(let [old-obj (fb/lookup-shape file (uuid/uuid id))
new-obj (d/deep-merge old-obj (parse-data new-obj))]
(set! file (fb/update-object file old-obj new-obj))))
(deleteObject [_ id]
(set! file (fb/delete-object file (uuid/uuid id))))
(getId [_]
(:id file))
(getCurrentPageId [_]
(:current-page-id file))
(asMap [_]
(clj->js file))
(newId [_]
(uuid/next))
(export [_]
(p/create
(fn [resolve reject]
(->> (export-file file)
(rx/take 1)
(rx/subs!
(fn [value]
(when (not (contains? value :type))
(let [[_ export-blob] value]
(resolve export-blob))))
reject))))))
(defn create-file-export [^string name]
(binding [cfeat/*current* cfeat/default-features]
(File. (fb/create-file name))))
(defn exports []
#js {:createFile create-file-export})