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🎉 Add support for progress reporting to library export method

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This commit is contained in:
Andrey Antukh 2025-06-04 21:34:47 +02:00
parent 27d2724153
commit 644dd9ff44
4 changed files with 79 additions and 23 deletions
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89
library/src/lib/export.cljs
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@ -195,31 +195,78 @@
:relations []}]
["manifest.json" (delay (json/encode params))]))
(defn- generate-procs
[state]
(let [state (deref state)]
(cons (generate-manifest-procs state)
(concat
(generate-files-export-procs state)
(generate-media-export-procs state)))))
(def ^:private
xf:add-proc-index
(map-indexed
(fn [index proc]
(conj proc index))))
(def ^:private ^:function noop-fn
(constantly nil))
(defn- export
[state writer]
(->> (p/reduce (fn [writer [path data]]
(let [data (if (delay? data) (deref data) data)]
(js/console.log "export" path)
(->> (zip/add writer path data)
(p/fmap (constantly writer)))))
writer
(cons (generate-manifest-procs @state)
(concat
(generate-files-export-procs @state)
(generate-media-export-procs @state))))
(p/mcat (fn [writer]
(zip/close writer)))))
[state writer progress-fn]
(let [procs (into [] xf:add-proc-index (generate-procs state))
total (count procs)]
(->> (p/reduce (fn [writer [path data index]]
(let [data (if (delay? data) (deref data) data)
report #js {:total total
:item (inc index)
:path path}]
(->> (zip/add writer path data)
(p/fmap (fn [_]
(progress-fn report)
writer)))))
writer
procs)
(p/mcat (fn [writer]
(zip/close writer))))))
(defn export-bytes
[state]
(export state (zip/writer (zip/bytes-writer))))
([state]
(export state (zip/writer (zip/bytes-writer)) noop-fn))
([state options]
(let [options
(if (object? options)
(json/->clj options)
options)
progress-fn
(get options :on-progress noop-fn)]
(export state (zip/writer (zip/bytes-writer)) progress-fn))))
(defn export-blob
[state]
(export state (zip/writer (zip/blob-writer))))
([state]
(export state (zip/writer (zip/blob-writer)) noop-fn))
([state options]
(let [options
(if (object? options)
(json/->clj options)
options)
progress-fn
(get options :on-progress noop-fn)]
(export state (zip/writer (zip/blob-writer)) progress-fn))))
(defn export-stream
[state stream]
(export state (zip/writer stream)))
([state stream]
(export state (zip/writer stream) noop-fn))
([state stream options]
(let [options
(if (object? options)
(json/->clj options)
options)
progress-fn
(get options :on-progress noop-fn)]
(export state (zip/writer stream) progress-fn))))