feat(price list) import items from csv file

closes  #3893

client/src/i18n/en/price_list.json

@@ -1,14 +1,24 @@
-{"PRICE_LIST":{"ADD_ITEMS":"Add an Item",
-"ADD_PRICE_LIST":"Add a Price List",
-"HELP_TXT_1":"Select an action on the left to edit price list properties",
-"HELP_TXT_2":"Edit the price list's metadata",
-"HELP_TXT_3":"Remove the price list",
-"ITEMS":"Items",
-"NEW_PRICE_LIST":"New Price List",
-"NO_RECORDS":"No Records",
-"NONE":"Apply no price list",
-"PRICE_LIST_ITEMS":"Price list items",
-"TITLE":"Price List Management",
-"UNABLE_TO_DELETE":"Price list cannot be deleted - it may currently be assigned to patient / debtor groups",
-"UPDATE":"Update a Price List",
-"ERRORS":{"HAS_NEGATIVE_PRICE":"You cannot assign a negative price to an item.  Please either assign a positive percentage, a negative percentage, or a positive value."}}}
+{
+  "PRICE_LIST": {
+    "ADD_ITEMS": "Add an Item",
+    "ADD_PRICE_LIST": "Add a Price List",
+    "HELP_TXT_1": "Select an action on the left to edit price list properties",
+    "HELP_TXT_2": "Edit the price list's metadata",
+    "HELP_TXT_3": "Remove the price list",
+    "ITEMS": "Items",
+    "NEW_PRICE_LIST": "New Price List",
+    "NO_RECORDS": "No Records",
+    "NONE": "Apply no price list",
+    "PRICE_LIST_ITEMS": "Price list items",
+    "TITLE": "Price List Management",
+    "UNABLE_TO_DELETE": "Price list cannot be deleted - it may currently be assigned to patient / debtor groups",
+    "UPDATE": "Update a Price List",
+    "ERRORS": {
+      "HAS_NEGATIVE_PRICE": "You cannot assign a negative price to an item.  Please either assign a positive percentage, a negative percentage, or a positive value."
+    },
+    "IMPORT": {
+      "PRICE_LIST_ITEMS_DESCRIPTION": "You are about to import inventories's prices  for this price list from a csv file",
+      "PRICE_LIST_ITEMS": "Click here for downloading price list items template file"
+    }
+  }
+}

client/src/i18n/fr/price_list.json

@@ -1,14 +1,24 @@
-{"PRICE_LIST":{"ADD_ITEMS":"Ajouter un Item",
-"ADD_PRICE_LIST":"Ajouter une Liste",
-"HELP_TXT_1":"Choisir une action à gauche pour editer la liste de prix",
-"HELP_TXT_2":"Éditer les metadonnées de la Liste",
-"HELP_TXT_3":"Effacer la Liste",
-"ITEMS":"Items",
-"NEW_PRICE_LIST":"Nouvelle Liste des Prix",
-"NO_RECORDS":"Pas d'enregistrement",
-"NONE":"Appliquer aucune liste de prix",
-"PRICE_LIST_ITEMS":"Eléments de la liste des prix",
-"TITLE":"Liste des Prix",
-"UNABLE_TO_DELETE":"La liste de prix ne peut être supprimer - car elle peut être courament assignée à un groupe de patient / Groupes Débiteurs",
-"UPDATE":"Mettre à jour une liste de prix",
-"ERRORS":{"HAS_NEGATIVE_PRICE":"Vous ne pouvez pas assigner une valeur negatif."}}}
+{
+  "PRICE_LIST": {
+    "ADD_ITEMS": "Ajouter un Item",
+    "ADD_PRICE_LIST": "Ajouter une Liste",
+    "HELP_TXT_1": "Choisir une action à gauche pour editer la liste de prix",
+    "HELP_TXT_2": "Éditer les metadonnées de la Liste",
+    "HELP_TXT_3": "Effacer la Liste",
+    "ITEMS": "Items",
+    "NEW_PRICE_LIST": "Nouvelle Liste des Prix",
+    "NO_RECORDS": "Pas d'enregistrement",
+    "NONE": "Appliquer aucune liste de prix",
+    "PRICE_LIST_ITEMS": "Eléments de la liste des prix",
+    "TITLE": "Liste des Prix",
+    "UNABLE_TO_DELETE": "La liste de prix ne peut être supprimer - car elle peut être courament assignée à un groupe de patient / Groupes Débiteurs",
+    "UPDATE": "Mettre à jour une liste de prix",
+    "ERRORS": {
+      "HAS_NEGATIVE_PRICE": "Vous ne pouvez pas assigner une valeur negatif."
+    },
+    "IMPORT": {
+      "PRICE_LIST_ITEMS_DESCRIPTION": "Vous êtes sur le point d'importer les prix des inventaires pour cette liste des prix à partir d'un fichier CSV",
+      "PRICE_LIST_ITEMS": "Cliquez ici pour télécharger le fichier modèle pour l'importation des prix"
+    }
+  }
+}

client/src/modules/prices/modal/import.html

@@ -0,0 +1,47 @@
+<form name="ActionForm" bh-submit="ModalCtrl.submit(ActionForm)" novalidate>
+  <div class="modal-header">
+    <ol class="headercrumb">
+      <li class="static" translate>FORM.LABELS.PRICE_LIST</li>
+      <li class="title text-capitalize">
+        {{ModalCtrl.priceList.description}}
+      </li>
+    </ol>
+  </div>
+  <div class="modal-body" data-import-modal>
+    <div class="alert alert-info">
+      <p translate>PRICE_LIST.IMPORT.PRICE_LIST_ITEMS_DESCRIPTION</p>
+      <a ng-click="ModalCtrl.downloadTemplate()" href>
+        <i class="fa fa-cloud-download"></i>
+        <span translate>PRICE_LIST.IMPORT.PRICE_LIST_ITEMS</span>
+      </a>
+    </div>
+
+      <div class="form-group"
+        ng-class="{ 'has-error' : ModalCtrl.noSelectedFile }">
+        <label translate>ACCOUNT.IMPORT.LOAD_FROM_FILE</label>
+        <input
+          id="import-input"
+          accept=".csv"
+          class="form-control"
+          type="file"
+          name="file"
+          ng-model="ModalCtrl.file"
+          ngf-select="ModalCtrl.select(ModalCtrl.file)">
+        <div class="help-block" data-error-message ng-show="ModalCtrl.noSelectedFile">
+          <i class="fa fa-warning"></i> <span translate>INVENTORY.NO_FILE_SELECTED</span>
+        </div>
+      </div>
+
+  </div>
+  <div class="modal-footer">
+    <button type="button" class="btn btn-default" data-method="cancel"
+      ng-click="ModalCtrl.cancel()">
+      <span translate>FORM.BUTTONS.CANCEL</span>
+    </button>
+
+    <bh-loading-button
+      disabled="!ModalCtrl.file"
+      loading-state="ActionForm.$loading">
+    </bh-loading-button>
+  </div>
+</form>

client/src/modules/prices/modal/import.js

@@ -0,0 +1,58 @@
+angular.module('bhima.controllers')
+  .controller('ImportPriceListModalController', ImportPriceListModalController);
+
+ImportPriceListModalController.$inject = [
+  'data', '$uibModalInstance', 'InventoryService',
+  'Upload', 'NotifyService', 'PriceListService',
+];
+
+function ImportPriceListModalController(data, Instance, Inventory, Upload, Notify, PriceList) {
+  const vm = this;
+
+  vm.downloadTemplate = Inventory.downloadInventoriesTemplate;
+  vm.cancel = Instance.close;
+  vm.priceList = data;
+  vm.select = (file) => {
+    vm.noSelectedFile = !file;
+  };
+
+  vm.downloadTemplate = PriceList.downloadTemplate;
+
+  vm.submit = () => {
+    // send data only when a file is selected
+    if (!vm.file) {
+      vm.noSelectedFile = true;
+      return;
+    }
+
+    uploadFile(vm.file);
+  };
+
+  /** upload the file to server */
+  function uploadFile(file) {
+    vm.uploadState = 'uploading';
+
+    const params = {
+      url : '/prices/item/import',
+      data : { file, pricelist_uuid : data.uuid },
+    };
+
+    // upload the file to the server
+    Upload.upload(params)
+      .then(handleSuccess, Notify.handleError, handleProgress);
+
+    // success upload handler
+    function handleSuccess() {
+      vm.uploadState = 'uploaded';
+      Notify.success('INVENTORY.UPLOAD_SUCCESS');
+      Instance.close();
+    }
+
+    // progress handler
+    function handleProgress(evt) {
+      file.progress = Math.min(100, parseInt((100.0 * evt.loaded) / evt.total, 10));
+      vm.progressStyle = { width : String(file.progress).concat('%') };
+    }
+
+  }
+}

client/src/modules/prices/prices.html

@@ -38,6 +38,7 @@
                 <i class="fa fa-print"></i> <span translate>FORM.BUTTONS.PRINT</span>
               </a>
             </li>
+
             <li role="menuitem">
               <a data-method="export" id="export" href="/prices/download/list?{{PriceListCtrl.download('csv')}}" translate-attr="{'download': 'DOWNLOADS.CSV'}" >
                 <i class="fa fa-file-excel-o"></i> <span translate>DOWNLOADS.CSV</span>

client/src/modules/prices/prices.js

@@ -18,6 +18,7 @@ function PriceListController(
   vm.download = download;
   vm.openColumnConfigModal = openColumnConfigModal;
   vm.toggleInlineFilter = toggleInlineFilter;
+  vm.ImportList = ImportList;
   // set price list items
   vm.addItem = addItem;
   // delete a price list
@@ -172,6 +173,22 @@ function PriceListController(
     });
   }
 
+  // Add pricelist Item in a  modal
+  function ImportList(pricelist) {
+    return $uibModal.open({
+      templateUrl : 'modules/prices/modal/import.html',
+      controller : 'ImportPriceListModalController as ModalCtrl',
+      keyboard : false,
+      backdrop : 'static',
+      size : 'md',
+      resolve : {
+        data : function dataProvider() {
+          return pricelist || {};
+        },
+      },
+    });
+  }
+
   // refresh the displayed PriceList
   function refreshPriceList() {
     return PriceListService.read(null, { detailed : 1 }).then(data => {

client/src/modules/prices/prices.service.js

@@ -20,7 +20,7 @@ function PriceListService(Api) {
   service.details = details;
   service.deleteItem = deleteItem;
   service.download = download;
-
+  service.downloadTemplate = downloadTemplate;
   /**
    * @method create
    *
@@ -78,5 +78,13 @@ function PriceListService(Api) {
     return service.$http.get(url, params)
       .then(service.util.unwrapHttpResponse);
   }
+
+  function downloadTemplate() {
+    const url = service.url.concat('download/template');
+    return service.$http.get(url)
+      .then(response => {
+        return service.util.download(response, 'Iventory item Template', 'csv');
+      });
+  }
   return service;
 }

client/src/modules/prices/templates/action.cell.html

@@ -22,6 +22,13 @@
       </a>
     </li>
 
+    <li>
+      <a data-method="import-items" ng-click="grid.appScope.ImportList(row.entity)" href>
+        <i class="fa fa-upload"></i>
+        <span translate>FORM.BUTTONS.IMPORT</span> <span translate>FORM.LABELS.ITEMS</span>
+      </a>
+    </li>
+
     <li>
       <a data-method="edit-print" target="_blank" href="/prices/report/{{row.entity.uuid}}?{{grid.appScope.download('pdf')}}">
         <i class="fa fa-print"></i>

server/config/routes.js

@@ -578,9 +578,11 @@ exports.configure = function configure(app) {
   app.get('/prices', priceList.list);
   app.get('/prices/:uuid', priceList.details);
   app.get('/prices/download/list', priceListPreport.downloadRegistry);
+  app.get('/prices/download/template', priceList.downloadTemplate);
   app.get('/prices/report/:uuid', financeReports.priceList);
   app.post('/prices', priceList.create);
   app.post('/prices/item', priceList.createItem);
+  app.post('/prices/item/import', upload.middleware('csv', 'file'), priceList.importItem);
   app.put('/prices/:uuid', priceList.update);
   app.delete('/prices/:uuid', priceList.delete);
   app.delete('/prices/item/:uuid', priceList.deleteItem);

server/controllers/finance/priceList.js

@@ -12,9 +12,13 @@
  * PUT    /prices/:uuid
  * DELETE /prices/:uuid
  */
+const path = require('path');
 const db = require('../../lib/db');
 const { uuid } = require('../../lib/util');
 
+const BadRequest = require('../../lib/errors/BadRequest');
+const util = require('../../lib/util');
+
 exports.lookup = lookup;
 /**
  * Lists all price lists in the database
@@ -229,6 +233,64 @@ exports.createItem = function createItem(req, res, next) {
     .done();
 };
 
+
+/**
+ * @method downloadTemplate
+ *
+ * @description send to the client the template file for price list item import
+*/
+exports.downloadTemplate = (req, res, next) => {
+  try {
+    const file = path.join(__dirname, '../../resources/templates/import-inventory-item-template.csv');
+    res.download(file);
+  } catch (error) {
+    next(error);
+  }
+};
+
+
+exports.importItem = async (req, res, next) => {
+  try {
+    if (!req.files || req.files.length === 0) {
+      const errorDescription = 'Expected at least one file upload but did not receive any files.';
+      throw new BadRequest(errorDescription, 'ERRORS.MISSING_UPLOAD_FILES');
+    }
+
+    const filePath = req.files[0].path;
+
+    const data = await util.formatCsvToJson(filePath);
+    removeEmptyLines(data);
+    if (!hasValidDataFormat(data)) {
+      throw new BadRequest('The given file has a bad data format for stock', 'ERRORS.BAD_DATA_FORMAT');
+    }
+    const priceListUuid = db.bid(req.body.pricelist_uuid);
+    const sql = 'CALL importPriceListItem(?,?,?,?);';
+    const transaction = db.transaction();
+    data.forEach(item => {
+
+      transaction.addQuery(sql, [priceListUuid, item.code, item.price, item.is_percentage]);
+    });
+    await transaction.execute();
+    res.sendStatus(200);
+  } catch (ex) {
+    next(ex);
+  }
+
+};
+
+function removeEmptyLines(data) {
+  data.forEach((r, index) => {
+    if (!(r.code && r.price)) delete data[index];
+  });
+}
+
+function hasValidDataFormat(data) {
+  const invalids = data.filter(r => {
+    return (r.code && r.price);
+  });
+  return (invalids.length === data.length);
+}
+
 exports.deleteItem = function deleteItem(req, res, next) {
   const priceListDeleteItemSql = `DELETE FROM price_list_item  WHERE uuid = ?`;
   const itemUuid = db.bid(req.params.uuid);

server/models/migrations/next/migrate.sql

@@ -5,3 +5,38 @@ ALTER TABLE `stock_consumption` MODIFY `period_id` MEDIUMINT(8) UNSIGNED NOT NUL
 ALTER TABLE `stock_consumption` ADD CONSTRAINT `fk_inventory_uuid_sc` FOREIGN KEY (`inventory_uuid`) REFERENCES `inventory` (`uuid`);
 ALTER TABLE `stock_consumption` ADD CONSTRAINT `fk_depot_uuid_sc` FOREIGN KEY (`depot_uuid`) REFERENCES `depot` (`uuid`);
 ALTER TABLE `stock_consumption` ADD CONSTRAINT `fk_period_id_sc` FOREIGN KEY (`period_id`) REFERENCES `period` (`id`);
+/*
+ * DATABASE CHANGES FOR VERSION 1.6.0 TO 1.7.0 
+ */
+
+/*
+* Pricelist importation
+  by Jeremielodi
+  2019-10-16
+*/
+
+DROP PROCEDURE IF EXISTS importPriceListItem;
+CREATE PROCEDURE importPriceListItem (
+  IN _price_list_uuid BINARY(16),
+  IN _inventory_code VARCHAR(30),
+  IN _value DOUBLE,
+  IN _is_percentage tinyint(1)
+)
+BEGIN
+  DECLARE _inventory_uuid BINARY(16);
+  DECLARE isIventory tinyint(5);
+   DECLARE inventoryLabel VARCHAR(100);
+
+  SELECT uuid, text,  count(uuid) 
+  INTO _inventory_uuid, inventoryLabel, isIventory
+  FROM inventory
+  WHERE code = _inventory_code;
+
+  IF isIventory = 1 THEN
+    DELETE FROM price_list_item 
+      WHERE price_list_uuid = _price_list_uuid AND inventory_uuid = _inventory_uuid;
+    INSERT INTO price_list_item(uuid, inventory_uuid, price_list_uuid, label, value, is_percentage)
+    VALUES(HUID(uuid()), _inventory_uuid, _price_list_uuid, inventoryLabel, _value, _is_percentage);
+  END IF;
+
+END $$