strapi/packages/core/upload/server/schema.graphql.js
2021-08-19 23:30:49 +02:00

98 lines
2.9 KiB
JavaScript

'use strict';
const _ = require('lodash');
const { streamToBuffer } = require('./utils/file');
const { getService } = require('./utils');
module.exports = {
definition: `
input FileInfoInput {
name: String
alternativeText: String
caption: String
}
`,
mutation: `
upload(refId: ID, ref: String, field: String, source: String, info: FileInfoInput, file: Upload!): UploadFile!
multipleUpload(refId: ID, ref: String, field: String, source: String, files: [Upload]!): [UploadFile]!
updateFileInfo(id: ID!, info: FileInfoInput!): UploadFile!
`,
resolver: {
Query: {
file: false,
files: {
resolver: 'plugin::upload.upload.find',
},
},
Mutation: {
createFile: false,
updateFile: false,
upload: {
description: 'Upload one file',
resolverOf: 'plugin::upload.upload.upload',
resolver: async (obj, { file: upload, info, ...fields }) => {
const file = await formatFile(upload, info, fields);
const uploadedFiles = await getService('upload').uploadFileAndPersist(file);
// Return response.
return uploadedFiles.length === 1 ? uploadedFiles[0] : uploadedFiles;
},
},
multipleUpload: {
description: 'Upload one file',
resolverOf: 'plugin::upload.upload.upload',
resolver: async (obj, { files: uploads, ...fields }) => {
const files = await Promise.all(uploads.map(upload => formatFile(upload, {}, fields)));
const uploadService = getService('upload');
return Promise.all(files.map(file => uploadService.uploadFileAndPersist(file)));
},
},
updateFileInfo: {
description: 'Update file information',
resolverOf: 'plugin::upload.upload.upload',
resolver: async (obj, { id, info }) => {
return await getService('upload').updateFileInfo(id, info);
},
},
deleteFile: {
description: 'Delete one file',
resolverOf: 'plugin::upload.upload.destroy',
resolver: async (obj, options, { context }) => {
const file = await getService('upload').findOne({
id: context.params.id,
});
if (file) {
const fileResult = await getService('upload').remove(file);
return { file: fileResult };
}
},
},
},
},
};
const formatFile = async (upload, extraInfo, metas) => {
const { filename, mimetype, createReadStream } = await upload;
const { optimize } = strapi.plugin('upload').service('image-manipulation');
const readBuffer = await streamToBuffer(createReadStream());
const { buffer, info } = await optimize(readBuffer);
const uploadService = getService('upload');
const fileInfo = uploadService.formatFileInfo(
{
filename,
type: mimetype,
size: buffer.length,
},
extraInfo || {},
metas
);
return _.assign(fileInfo, info, { buffer });
};