feat: refs #7644 Optimized entry labels report

loopback/locale/es.json

@@ -368,5 +368,6 @@
 	"Payment method is required": "El método de pago es obligatorio",
 	"Cannot send mail": "Não é possível enviar o email",
 	"CONSTRAINT `supplierAccountTooShort` failed for `vn`.`supplier`": "La cuenta debe tener exactamente 10 dígitos",
-	"The sale not exists in the item shelving": "La venta no existe en la estantería del artículo"
+	"The sale not exists in the item shelving": "La venta no existe en la estantería del artículo",
+	"The entry not have stickers": "La entrada no tiene etiquetas"
 }

modules/entry/back/methods/entry/buyLabel.js

@@ -1,6 +1,6 @@
 module.exports = Self => {
     Self.remoteMethodCtx('buyLabel', {
-        description: 'Returns the entry buys labels',
+        description: 'Returns the entry buy labels',
         accessType: 'READ',
         accepts: [
             {

modules/entry/back/methods/entry/print.js

@@ -0,0 +1,58 @@
+const UserError = require('vn-loopback/util/user-error');
+module.exports = Self => {
+    Self.remoteMethodCtx('print', {
+        description: 'Print stickers of all entries',
+        accessType: 'READ',
+        accepts: [
+            {
+                arg: 'id',
+                type: 'number',
+                required: true,
+                description: 'The entry id',
+                http: {source: 'path'}
+            }
+        ],
+        returns: [
+            {
+                arg: 'body',
+                type: 'file',
+                root: true
+            }, {
+                arg: 'Content-Type',
+                type: 'String',
+                http: {target: 'header'}
+            }, {
+                arg: 'Content-Disposition',
+                type: 'String',
+                http: {target: 'header'}
+            }
+        ],
+        http: {
+            path: '/:id/print',
+            verb: 'GET'
+        },
+        accessScopes: ['DEFAULT', 'read:multimedia']
+    });
+
+    Self.print = async function(ctx, id, options) {
+        const models = Self.app.models;
+        const myOptions = {};
+        if (typeof options == 'object')
+            Object.assign(myOptions, options);
+
+        // Importación dinámica porque no admite commonjs
+        const PDFMerger = ((await import('pdf-merger-js')).default);
+        const merger = new PDFMerger();
+        const buys = await models.Buy.find({where: {entryFk: id}}, myOptions);
+
+        for (const buy of buys) {
+            if (buy.stickers < 1) continue;
+            ctx.args.id = buy.id;
+            const pdfBuffer = await models.Entry.buyLabel(ctx, myOptions);
+            await merger.add(new Uint8Array(pdfBuffer[0]));
+        }
+
+        if (!merger._doc) throw new UserError('The entry not have stickers');
+        return [await merger.saveAsBuffer(), 'application/pdf', `filename="entry-${id}.pdf"`];
+    };
+};

modules/entry/back/models/entry.js

@@ -10,6 +10,7 @@ module.exports = Self => {
     require('../methods/entry/addFromPackaging')(Self);
     require('../methods/entry/addFromBuy')(Self);
     require('../methods/entry/buyLabel')(Self);
+    require('../methods/entry/print')(Self);
 
     Self.observe('before save', async function(ctx, options) {
         if (ctx.isNewInstance) return;

package.json

@@ -43,6 +43,7 @@
         "mysql": "2.18.1",
         "node-ssh": "^11.0.0",
         "object.pick": "^1.3.0",
+        "pdf-merger-js": "^5.1.2",
         "puppeteer": "21.11.0",
         "read-chunk": "^3.2.0",
         "require-yaml": "0.0.1",
@@ -80,10 +81,10 @@
         "gulp-merge-json": "^1.3.1",
         "gulp-nodemon": "^2.5.0",
         "gulp-print": "^2.0.1",
-        "gulp-wrap": "^0.15.0",
-        "gulp-yaml": "^1.0.1",
         "gulp-rename": "^2.0.0",
         "gulp-replace": "^1.1.4",
+        "gulp-wrap": "^0.15.0",
+        "gulp-yaml": "^1.0.1",
         "html-loader": "^0.4.5",
         "html-loader-jest": "^0.2.1",
         "html-webpack-plugin": "^5.5.1",

print/templates/reports/buy-label/buy-label.html

@@ -86,7 +86,7 @@
             <td>
                 <div class="cell">
                     <span class="lbl">{{$t('boxNum')}}</span>
-                    {{`${buy.labelNum} / ${maxLabelNum}`}}
+                    {{`${buy.labelNum} / ${buy.maxLabelNum}`}}
                 </div>
             </td>
         </tr>

print/templates/reports/buy-label/buy-label.js

@@ -7,8 +7,9 @@ module.exports = {
     name: 'buy-label',
     mixins: [vnReport],
     async serverPrefetch() {
-        this.buys = await this.rawSqlFromDef('buys', [this.id, this.id]);
+        const models = require('vn-loopback/server/server').models;
-        this.maxLabelNum = Math.max(...this.buys.map(buy => buy.labelNum));
+        const buy = await models.Buy.findById(this.id, null);
+        this.buys = await this.rawSqlFromDef('buy', [buy.entryFk, buy.entryFk, buy.entryFk, this.id]);
         const date = new Date();
         this.weekNum = moment(date).isoWeek();
         this.dayNum = moment(date).day();

print/templates/reports/buy-label/sql/buy.sql

@@ -0,0 +1,38 @@
+WITH RECURSIVE numbers AS (
+	SELECT 1 n
+	UNION ALL
+	SELECT n + 1
+		FROM numbers
+		WHERE n < (
+		SELECT MAX(stickers)
+			FROM buy
+			WHERE entryFk = ?
+	)
+),
+labels AS (
+	SELECT ROW_NUMBER() OVER(ORDER BY b.id, num.n) labelNum,
+			i.name,
+			i.`size`,
+			i.category,
+			ink.id color,
+			o.code,
+			b.packing,
+			b.`grouping`,
+			i.stems,
+			b.id,
+			b.itemFk,
+			p.name producer,
+			IF(i2.id, i2.comment, i.comment) comment
+		FROM buy b
+			JOIN item i ON i.id = b.itemFk
+			LEFT JOIN producer p ON p.id = i.producerFk
+			LEFT JOIN ink ON ink.id = i.inkFk
+			LEFT JOIN origin o ON o.id = i.originFk
+			LEFT JOIN item i2 ON i2.id = b.itemOriginalFk
+			JOIN numbers num
+			WHERE b.entryFk = ?
+				AND num.n <= b.stickers
+)
+SELECT *, (SELECT SUM(stickers) FROM buy WHERE entryFk = ?) maxLabelNum
+	FROM labels
+	WHERE id = ?

print/templates/reports/buy-label/sql/buys.sql

@@ -1,33 +0,0 @@
-WITH RECURSIVE numbers AS (
-	SELECT 1 n
-	UNION ALL
-	SELECT n + 1
-		FROM numbers
-		WHERE n < (
-		SELECT MAX(stickers)
-			FROM buy
-			WHERE entryFk = ?
-	)
-)
-SELECT ROW_NUMBER() OVER(ORDER BY b.id, num.n) labelNum,
-		i.name,
-		i.`size`,
-		i.category,
-		ink.id color,
-		o.code,
-		b.packing,
-		b.`grouping`,
-		i.stems,
-		b.id,
-		b.itemFk,
-		p.name producer,
-		IF(i2.id, i2.comment, i.comment) comment
-	FROM buy b
-		JOIN item i ON i.id = b.itemFk
-		LEFT JOIN producer p ON p.id = i.producerFk
-		LEFT JOIN ink ON ink.id = i.inkFk
-		LEFT JOIN origin o ON o.id = i.originFk
-		LEFT JOIN item i2 ON i2.id = b.itemOriginalFk
-		JOIN numbers num
-		WHERE b.entryFk = ?
-			AND num.n <= b.stickers