74 lines
2.2 KiB
JavaScript
74 lines
2.2 KiB
JavaScript
const UserError = require('vn-loopback/util/user-error');
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module.exports = Self => {
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Self.remoteMethodCtx('recalculatePrice', {
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description: 'Calculates the price of sales and its components',
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accessType: 'WRITE',
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accepts: [{
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arg: 'sales',
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description: 'The sales',
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type: ['object'],
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required: true,
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http: {source: 'body'}
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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: `/recalculatePrice`,
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verb: 'post'
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}
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});
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Self.recalculatePrice = async(ctx, sales, options) => {
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const models = Self.app.models;
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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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const salesIds = [];
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const params = [];
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sales.forEach(sale => {
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salesIds.push(sale.id);
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params.push('?');
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});
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const isEditable = await models.Ticket.isEditable(ctx, sales[0].ticketFk, myOptions);
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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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const canEditSale = await models.Sale.canEdit(ctx, sales, myOptions);
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if (!canEditSale)
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throw new UserError(`Sale(s) blocked, please contact production`);
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const paramsString = params.join();
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const query = `
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DROP TEMPORARY TABLE IF EXISTS tmp.recalculateSales;
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CREATE TEMPORARY TABLE tmp.recalculateSales
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SELECT s.id
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FROM sale s
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WHERE s.id IN (${paramsString});
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CALL vn.sale_recalcComponent(null);
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DROP TEMPORARY TABLE tmp.recalculateSales;`;
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const recalculation = await Self.rawSql(query, salesIds, myOptions);
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if (tx) await tx.commit();
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return recalculation;
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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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};
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