mirror of
https://github.com/BoostIo/Boostnote
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37 lines
1.3 KiB
JavaScript
37 lines
1.3 KiB
JavaScript
const fs = require('fs')
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const path = require('path')
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const _ = require('lodash')
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const sander = require('sander')
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/**
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* @description To copy an image and return the path.
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* @param {String} filePath
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* @param {String} storageKey
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* @return {String} an image path
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*/
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function copyImage (filePath, storageKey) {
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return new Promise((resolve, reject) => {
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try {
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const cachedStorageList = JSON.parse(localStorage.getItem('storages'))
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if (!_.isArray(cachedStorageList)) throw new Error('Target storage doesn\'t exist.')
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const storage = _.find(cachedStorageList, {key: storageKey})
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if (storage === undefined) throw new Error('Target storage doesn\'t exist.')
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const targetStorage = storage
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const inputImage = fs.createReadStream(filePath)
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const imageExt = path.extname(filePath)
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const imageName = Math.random().toString(36).slice(-16)
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const basename = `${imageName}${imageExt}`
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const imageDir = path.join(targetStorage.path, 'images')
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if (!fs.existsSync(imageDir)) fs.mkdirSync(imageDir)
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const outputImage = fs.createWriteStream(path.join(imageDir, basename))
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inputImage.pipe(outputImage)
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resolve(`${targetStorage.path}/images/${basename}`)
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} catch (e) {
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return reject(e)
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}
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})
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}
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module.exports = copyImage
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