98 lines
3.1 KiB
JavaScript
98 lines
3.1 KiB
JavaScript
let UserError = require('vn-loopback/util/user-error');
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module.exports = Self => {
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Self.remoteMethodCtx('updatePrice', {
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description: 'Changes the price of a sale',
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accessType: 'WRITE',
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accepts: [
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{
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arg: 'id',
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description: 'The sale id',
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type: 'number',
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required: true,
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http: {source: 'path'}
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}, {
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arg: 'newPrice',
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description: 'The new price',
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type: 'number',
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required: true
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}
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],
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returns: {
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type: 'Number',
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root: true
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},
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http: {
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path: `/:id/updatePrice`,
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verb: 'post'
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}
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});
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Self.updatePrice = async(ctx, id, newPrice) => {
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let models = Self.app.models;
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let tx = await Self.beginTransaction({});
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try {
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let options = {transaction: tx};
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let 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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fields: ['salesPersonFk']
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}
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},
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fields: ['id', 'clientFk']
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}
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}
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};
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let sale = await models.Sale.findById(id, filter, options);
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let isEditable = await models.Ticket.isEditable(ctx, sale.ticketFk);
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if (!isEditable)
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throw new UserError(`The sales of this ticket can't be modified`);
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let salesPerson = sale.ticket().client().salesPersonFk;
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let usesMana = await models.WorkerMana.findOne({where: {workerFk: salesPerson}, fields: 'amount'}, options);
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let componentCode = usesMana ? 'mana' : 'buyerDiscount';
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let discount = await models.ComponentRate.findOne({where: {code: componentCode}}, options);
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let componentId = discount.id;
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let componentValue = newPrice - sale.price;
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let where = {
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componentFk: componentId,
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saleFk: id
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};
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let saleComponent = await models.SaleComponent.findOne({where}, options);
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if (saleComponent) {
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await models.SaleComponent.updateAll(where, {
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value: saleComponent.value + componentValue
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}, options);
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} else {
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await models.SaleComponent.create({
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saleFk: id,
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componentFk: componentId,
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value: componentValue
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}, options);
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}
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await sale.updateAttributes({price: newPrice}, options);
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query = `call vn.manaSpellersRequery(?)`;
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await Self.rawSql(query, [salesPerson], options);
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await tx.commit();
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return sale;
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} catch (error) {
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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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