loopback/locale/es.json

@@ -207,5 +207,7 @@
 	"A ticket with a negative base can't be invoiced": "No se puede facturar un ticket con una base negativa",
 	"Global invoicing failed": "[Facturación global] No se han podido facturar algunos clientes",
 	"Wasn't able to invoice the following clients": "No se han podido facturar los siguientes clientes",
-	"Can't verify data unless the client has a business type": "No se puede verificar datos de un cliente que no tiene tipo de negocio"
+	"Can't verify data unless the client has a business type": "No se puede verificar datos de un cliente que no tiene tipo de negocio",
+	"You don't have enough privileges to set this credit amount": "No tienes suficientes privilegios para establecer esta cantidad de crédito",
+	"You can't change the credit set to zero from a manager": "No puedes cambiar el cŕedito establecido a cero por un gerente"
 }

modules/client/back/models/client.js

@@ -217,19 +217,9 @@ module.exports = Self => {
             if (isTaxDataCheckedChanged && !orgData.businessTypeFk)
                 throw new UserError(`Can't verify data unless the client has a business type`);
         }
-
+        // Credit changes
-        if (changes.credit !== undefined) {
+        if (changes.credit !== undefined)
-            await validateCreditChange(ctx, finalState);
+            await Self.changeCredit(ctx, finalState, changes);
-            let filter = {fields: ['id'], where: {userFk: ctx.options.accessToken.userId}};
-            let worker = await Self.app.models.Worker.findOne(filter);
-
-            let newCredit = {
-                amount: changes.credit,
-                clientFk: finalState.id,
-                workerFk: worker ? worker.id : null
-            };
-            await Self.app.models.ClientCredit.create(newCredit);
-        }
     });
 
     Self.observe('after save', async ctx => {
@@ -332,43 +322,55 @@ module.exports = Self => {
             await models.Chat.send(httpCtx, `@${currentWorker.user}`, message);
     };
 
-    async function validateCreditChange(ctx, finalState) {
+    // Credit change validations
-        let models = Self.app.models;
+    Self.changeCredit = async function changeCredit(ctx, finalState, changes) {
-        let userId = ctx.options.accessToken.userId;
+        const models = Self.app.models;
+        const userId = ctx.options.accessToken.userId;
 
-        let currentUserIsManager = await models.Account.hasRole(userId, 'manager');
+        const isManager = await models.Account.hasRole(userId, 'manager', ctx.options);
-        if (currentUserIsManager)
+        if (!isManager) {
-            return;
+            const lastCredit = await models.ClientCredit.findOne({
+                where: {
+                    clientFk: finalState.id
+                },
+                order: 'id DESC'
+            }, ctx.options);
 
-        let filter = {
+            const lastAmount = lastCredit && lastCredit.amount;
+            const lastWorkerId = lastCredit && lastCredit.workerFk;
+            const lastWorkerIsManager = await models.Account.hasRole(lastWorkerId, 'manager', ctx.options);
+
+            if (lastAmount == 0 && lastWorkerIsManager)
+                throw new UserError(`You can't change the credit set to zero from a manager`);
+
+            const creditLimits = await models.ClientCreditLimit.find({
                 fields: ['roleFk'],
                 where: {
-                maxAmount: {gt: ctx.data.credit}
+                    maxAmount: {gte: changes.credit}
                 }
-        };
+            }, ctx.options);
 
-        let limits = await models.ClientCreditLimit.find(filter);
+            const requiredRoles = [];
-
+            for (limit of creditLimits)
-        if (limits.length == 0)
-            throw new UserError('Credit limits not found');
-
-        // Si el usuario no tiene alguno de los roles no continua
-
-        let requiredRoles = [];
-        for (limit of limits)
                 requiredRoles.push(limit.roleFk);
 
-        let where = {
+            const userRequiredRoles = await models.RoleMapping.count({
                 roleId: {inq: requiredRoles},
                 principalType: 'USER',
                 principalId: userId
-        };
+            }, ctx.options);
-        let count = await models.RoleMapping.count(where);
 
-        if (count <= 0)
+            if (userRequiredRoles <= 0)
-            throw new UserError('The role cannot set this credit amount');
+                throw new UserError(`You don't have enough privileges to set this credit amount`);
         }
 
+        await models.ClientCredit.create({
+            amount: changes.credit,
+            clientFk: finalState.id,
+            workerFk: userId
+        }, ctx.options);
+    };
+
     const app = require('vn-loopback/server/server');
     app.on('started', function() {
         let account = app.models.Account;

modules/client/back/models/specs/client.spec.js

@@ -1,4 +1,4 @@
-const app = require('vn-loopback/server/server');
+const models = require('vn-loopback/server/server').models;
 const LoopBackContext = require('loopback-context');
 
 describe('Client Model', () => {
@@ -14,8 +14,8 @@ describe('Client Model', () => {
         }
     };
     const ctx = {req: activeCtx};
-    const chatModel = app.models.Chat;
+    const chatModel = models.Chat;
-    const client = {id: 1101, name: 'Bruce Banner'};
+    const instance = {id: 1101, name: 'Bruce Banner'};
     const previousWorkerId = 1106; // DavidCharlesHaller
     const currentWorkerId = 1107; // HankPym
 
@@ -29,7 +29,7 @@ describe('Client Model', () => {
         it('should call to the Chat send() method for both workers', async() => {
             spyOn(chatModel, 'send').and.callThrough();
 
-            await app.models.Client.notifyAssignment(client, previousWorkerId, currentWorkerId);
+            await models.Client.notifyAssignment(instance, previousWorkerId, currentWorkerId);
 
             expect(chatModel.send).toHaveBeenCalledWith(ctx, '@DavidCharlesHaller', `Client assignment has changed`);
             expect(chatModel.send).toHaveBeenCalledWith(ctx, '@HankPym', `Client assignment has changed`);
@@ -38,7 +38,7 @@ describe('Client Model', () => {
         it('should call to the Chat send() method for the previous worker', async() => {
             spyOn(chatModel, 'send').and.callThrough();
 
-            await app.models.Client.notifyAssignment(client, null, currentWorkerId);
+            await models.Client.notifyAssignment(instance, null, currentWorkerId);
 
             expect(chatModel.send).toHaveBeenCalledWith(ctx, '@HankPym', `Client assignment has changed`);
         });
@@ -46,9 +46,69 @@ describe('Client Model', () => {
         it('should call to the Chat send() method for the current worker', async() => {
             spyOn(chatModel, 'send').and.callThrough();
 
-            await app.models.Client.notifyAssignment(client, previousWorkerId, null);
+            await models.Client.notifyAssignment(instance, previousWorkerId, null);
 
             expect(chatModel.send).toHaveBeenCalledWith(ctx, '@DavidCharlesHaller', `Client assignment has changed`);
         });
     });
+
+    describe('changeCredit()', () => {
+        it('should fail to change the credit as a salesAssistant set to zero by a manager', async() => {
+            const tx = await models.Client.beginTransaction({});
+
+            let error;
+
+            try {
+                const options = {transaction: tx};
+                const context = {options};
+
+                // Set credit to zero by a manager
+                const financialBoss = await models.Account.findOne({
+                    where: {name: 'financialBoss'}
+                }, options);
+                context.options.accessToken = {userId: financialBoss.id};
+
+                await models.Client.changeCredit(context, instance, {credit: 0});
+
+                const salesAssistant = await models.Account.findOne({
+                    where: {name: 'salesAssistant'}
+                }, options);
+                context.options.accessToken = {userId: salesAssistant.id};
+
+                await models.Client.changeCredit(context, instance, {credit: 300});
+
+                await tx.rollback();
+            } catch (e) {
+                error = e;
+                await tx.rollback();
+            }
+
+            expect(error.message).toEqual(`You can't change the credit set to zero from a manager`);
+        });
+
+        it('should fail to change to a high credit amount as a salesAssistant', async() => {
+            const tx = await models.Client.beginTransaction({});
+
+            let error;
+
+            try {
+                const options = {transaction: tx};
+                const context = {options};
+
+                const salesAssistant = await models.Account.findOne({
+                    where: {name: 'salesAssistant'}
+                }, options);
+                context.options.accessToken = {userId: salesAssistant.id};
+
+                await models.Client.changeCredit(context, instance, {credit: 99999});
+
+                await tx.rollback();
+            } catch (e) {
+                error = e;
+                await tx.rollback();
+            }
+
+            expect(error.message).toEqual(`You don't have enough privileges to set this credit amount`);
+        });
+    });
 });