105 lines
3.5 KiB
JavaScript
105 lines
3.5 KiB
JavaScript
let UserError = require('vn-loopback/util/user-error');
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module.exports = Self => {
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Self.remoteMethodCtx('updateQuantity', {
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description: 'Changes the quantity of a sale',
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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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required: true,
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description: 'sale ID',
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http: {source: 'path'}
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}, {
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arg: 'quantity',
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type: 'number',
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required: true,
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description: 'newQuantity'
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}],
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returns: {
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type: 'string',
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root: true
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},
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http: {
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path: `/:id/updateQuantity`,
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verb: 'post'
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}
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});
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Self.updateQuantity = async(ctx, id, newQuantity, options) => {
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const models = Self.app.models;
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const $t = ctx.req.__; // $translate
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const myOptions = {};
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let tx;
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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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await models.Sale.canEdit(ctx, [id], myOptions);
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const filter = {
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include: {
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relation: 'ticket',
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scope: {
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include: {
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relation: 'client',
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scope: {
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include: {
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relation: 'salesPersonUser',
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scope: {
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fields: ['id', 'name']
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}
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}
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}
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}
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}
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}
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};
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const sale = await models.Sale.findById(id, filter, myOptions);
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const isRoleAdvanced = await models.ACL.checkAccessAcl(ctx, 'Ticket', 'isRoleAdvanced', '*');
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if (newQuantity > sale.quantity && !isRoleAdvanced)
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throw new UserError('The new quantity should be smaller than the old one');
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const ticketRefund = await models.TicketRefund.findOne({
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where: {refundTicketFk: sale.ticketFk},
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fields: ['id']}
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, myOptions);
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if (newQuantity < 0 && !ticketRefund)
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throw new UserError('You can only add negative amounts in refund tickets');
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const oldQuantity = sale.quantity;
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const result = await sale.updateAttributes({quantity: newQuantity}, myOptions);
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const salesPerson = sale.ticket().client().salesPersonUser();
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if (salesPerson) {
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const origin = ctx.req.headers.origin;
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const message = $t('Changed sale quantity', {
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ticketId: sale.ticket().id,
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itemId: sale.itemFk,
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concept: sale.concept,
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oldQuantity: oldQuantity,
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newQuantity: newQuantity,
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ticketUrl: `${origin}/#!/ticket/${sale.ticket().id}/sale`,
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itemUrl: `${origin}/#!/item/${sale.itemFk}/summary`
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});
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await models.Chat.sendCheckingPresence(ctx, salesPerson.id, message, myOptions);
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}
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if (tx) await tx.commit();
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return result;
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} catch (error) {
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if (tx) await tx.rollback();
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throw error;
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}
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};
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};
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