43 lines
1.2 KiB
JavaScript
43 lines
1.2 KiB
JavaScript
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const UserError = require('vn-loopback/util/user-error');
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module.exports = Self => {
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Self.remoteMethod('moveChild', {
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description: 'Changes the parent of a child department',
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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 department id',
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http: {source: 'path'}
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}, {
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arg: 'parentId',
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type: 'Number',
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description: 'New parent id',
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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/moveChild`,
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verb: 'POST'
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}
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});
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Self.moveChild = async(id, parentId = null) => {
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const models = Self.app.models;
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const child = await models.Department.findById(id);
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if (id == parentId) return;
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if (parentId) {
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const parent = await models.Department.findById(parentId);
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if (child.lft < parent.lft && child.rgt > parent.rgt)
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throw new UserError('You cannot move a parent to its own sons');
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}
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return child.updateAttribute('parentFk', parentId);
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};
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};
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