144 lines
4.4 KiB
JavaScript
144 lines
4.4 KiB
JavaScript
const UserError = require('vn-loopback/util/user-error');
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const fs = require('fs-extra');
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const path = require('path');
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module.exports = Self => {
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Self.remoteMethodCtx('updateFile', {
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description: 'updates a file properties or file',
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accessType: 'WRITE',
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accepts: [{
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arg: 'id',
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type: 'Number',
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description: 'The document id',
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http: {source: 'path'}
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},
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{
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arg: 'warehouseId',
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type: 'Number',
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description: 'The warehouse id'
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},
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{
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arg: 'companyId',
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type: 'Number',
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description: 'The company id'
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},
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{
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arg: 'dmsTypeId',
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type: 'Number',
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description: 'The dms type id'
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},
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{
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arg: 'reference',
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type: 'String'
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},
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{
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arg: 'description',
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type: 'String'
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},
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{
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arg: 'hasFile',
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type: 'Boolean',
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description: 'True if has an attached file'
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},
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{
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arg: 'hasFileAttached',
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type: 'Boolean',
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description: 'True if has an attached file'
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}],
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returns: {
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type: 'Object',
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root: true
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},
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http: {
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path: `/:id/updateFile`,
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verb: 'POST'
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}
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});
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Self.updateFile = async(ctx, id, options) => {
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const models = Self.app.models;
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const args = ctx.args;
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let tx;
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const myOptions = {};
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if (typeof options == 'object')
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Object.assign(myOptions, options);
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if (!myOptions.transaction) {
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tx = await Self.beginTransaction({});
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myOptions.transaction = tx;
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}
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try {
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const hasWriteRole = await models.DmsType.hasWriteRole(ctx, args.dmsTypeId);
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if (!hasWriteRole)
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throw new UserError(`You don't have enough privileges`);
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const dms = await Self.findById(id, null, myOptions);
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await dms.updateAttributes({
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dmsTypeFk: args.dmsTypeId,
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companyFk: args.companyId,
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warehouseFk: args.warehouseId,
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reference: args.reference,
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description: args.description,
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hasFile: args.hasFile
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}, myOptions);
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if (args.hasFileAttached)
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await uploadNewFile(ctx, dms, myOptions);
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if (tx) await tx.commit();
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return dms;
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} catch (e) {
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if (tx) await tx.rollback();
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throw e;
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}
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};
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async function uploadNewFile(ctx, dms, myOptions) {
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const models = Self.app.models;
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const TempContainer = models.TempContainer;
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const DmsContainer = models.DmsContainer;
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const fileOptions = {};
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const tempContainer = await TempContainer.container('dms');
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const makeUpload = await TempContainer.upload(tempContainer.name, ctx.req, ctx.result, fileOptions);
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const keys = Object.values(makeUpload.files);
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const files = keys.map(file => file[0]);
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const uploadedFile = files[0];
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if (uploadedFile) {
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const oldExtension = DmsContainer.getFileExtension(dms.file);
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const newExtension = DmsContainer.getFileExtension(uploadedFile.name);
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const fileName = `${dms.id}.${newExtension}`;
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try {
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if (oldExtension != newExtension) {
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const pathHash = DmsContainer.getHash(dms.id);
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await DmsContainer.removeFile(pathHash, dms.file);
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}
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} catch (err) {}
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const updatedDms = await dms.updateAttributes({
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contentType: uploadedFile.type,
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file: fileName
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}, myOptions);
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const file = await TempContainer.getFile(tempContainer.name, uploadedFile.name);
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const srcFile = path.join(file.client.root, file.container, file.name);
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const pathHash = DmsContainer.getHash(updatedDms.id);
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const dmsContainer = await DmsContainer.container(pathHash);
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const dstFile = path.join(dmsContainer.client.root, pathHash, updatedDms.file);
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await fs.move(srcFile, dstFile, {
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overwrite: true
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});
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return updatedDms;
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}
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}
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};
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