Part 2 - Control values of a multiple link depending on another multiple link

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  • telecastg
    Active Community Member
    • Jun 2018
    • 907

    Part 2 - Control values of a multiple link depending on another multiple link

    This is a continuation of the tutorial Control values of a multiple link field based on the values of another multiple link field posted here: https://forum.espocrm.com/forum/deve...-multiple-link

    Step 4
    Create script client/custom/src/views/modals/select-records-filtered.js using the code below:
    Code:
    define('custom:views/modals/select-records-filtered', ['views/modals/select-records', 'search-manager'], function (Dep, SearchManager) {
    
        return Dep.extend({
    
            setup: function () {
                this.filters = this.options.filters || {};
                this.boolFilterList = this.options.boolFilterList || [];
                this.primaryFilterName = this.options.primaryFilterName || null;
                if ('multiple' in this.options) {
                    this.multiple = this.options.multiple;
                }
                if ('createButton' in this.options) {
                    this.createButton = this.options.createButton;
                }
                this.massRelateEnabled = this.options.massRelateEnabled;
                this.buttonList = [
                    {
                        name: 'cancel',
                        label: 'Cancel'
                    }
                ];
                if (this.multiple) {
                    this.buttonList.unshift({
                        name: 'select',
                        style: 'danger',
                        label: 'Select',
                        disabled: true,
                        onClick: function (dialog) {
                            var listView = this.getView('list');
                            if (listView.allResultIsChecked) {
                                var where = this.collection.where;
                                this.trigger('select', {
                                    massRelate: true,
                                    where: where
                                });
                            } else {
                                var list = listView.getSelected();
                                if (list.length) {
                                    this.trigger('select', list);
                                }
                            }    
                            dialog.close();
                        }.bind(this),
                    });
                }
                this.scope = this.entityType = this.options.scope || this.scope;
                if (this.noCreateScopeList.indexOf(this.scope) !== -1) {
                    this.createButton = false;
                }
                if (this.createButton) {
                    if (!this.getAcl().check(this.scope, 'create') || this.getMetadata().get(['clientDefs', this.scope, 'createDisabled'])) {
                        this.createButton = false;
                    }
                }
                this.headerHtml = '';
                var iconHtml = this.getHelper().getScopeColorIconHtml(this.scope) ;
                this.headerHtml += this.translate('Select') + ': ';
                this.headerHtml += this.getLanguage().translate(this.scope, 'scopeNamesPlural');
                this.headerHtml = iconHtml + this.headerHtml;
                this.waitForView('list');
                if (this.searchPanel) {
                    this.waitForView('search');
                }
                // get the link filter values from the scope clientDefs
                const modelTable = this.getMetadata().get(['clientDefs', this.scope, 'linkFilter','modelTable']);
                const modelCriteriaTable = this.getMetadata().get(['clientDefs', this.scope, 'linkFilter','modelCriteriaTable']);
                const criteriaTable = this.getMetadata().get(['clientDefs', this.scope, 'linkFilter','criteriaTable']);
                const criteriaTargetTable = this.getMetadata().get(['clientDefs', this.scope, 'linkFilter','criteriaTargetTable']);
                const targetTable = this.getMetadata().get(['clientDefs', this.scope, 'linkFilter','targetTable']);
                const modelKey = this.getMetadata().get(['clientDefs', this.scope, 'linkFilter','modelKey']);
                const modelReferenceKey = this.getMetadata().get(['clientDefs', this.scope, 'linkFilter','modelReferenceKey']);
                const criteriaKey = this.getMetadata().get(['clientDefs', this.scope, 'linkFilter','criteriaKey']);
                const criteriaReferenceKey = this.getMetadata().get(['clientDefs', this.scope, 'linkFilter','criteriaReferenceKey']);
                const targetKey = this.getMetadata().get(['clientDefs', this.scope, 'linkFilter','targetKey']);
                const targetReferenceKey = this.getMetadata().get(['clientDefs', this.scope, 'linkFilter','targetReferenceKey']);
                // use plain ajax to invoke an entry point that will call a Service to return a list to use as a filter for the records available for selection
                var url = '?entryPoint=conditionalLinkMultiple';
                var params = {
                    action: 'getOptionListFilter',
                    modelKeyValue: this.options.parentId,
                    modelTable: modelTable,
                    modelCriteriaTable: modelCriteriaTable,
                    criteriaTable: criteriaTable,
                    criteriaTargetTable: criteriaTargetTable,
                    targetTable: targetTable,
                    modelKey: modelKey,
                    modelReferenceKey: modelReferenceKey,
                    criteriaKey: criteriaKey,
                    criteriaReferenceKey: criteriaReferenceKey,
                    targetKey: targetKey,
                    targetReferenceKey: targetReferenceKey
                };
                // console.log("select-records-filteres.js params = ",params);
                var self = this;
                var payload = JSON.stringify(params);
                var xmlhttp = new XMLHttpRequest();
                xmlhttp.open("POST", url);
                xmlhttp.setRequestHeader("Content-type", "application/json");
                xmlhttp.onreadystatechange = function() {
                if (xmlhttp.readyState === XMLHttpRequest.DONE) { // XMLHttpRequest.DONE == 4
                    if (xmlhttp.status === 200) {
                            var filterList = JSON.parse(xmlhttp.responseText);
                            self.getCollectionFactory().create(self.scope, function (collection) {
                                collection.maxSize = self.getConfig().get('recordsPerPageSmall') || 5;
                                collection.whereAdditional = [
                                    {
                                       field: 'id',
                                        type: 'in',
                                        value: filterList
                                     }
                                ];
                                self.collection = collection;
                                if (self.defaultOrderBy) {
                                    self.collection.setOrder(self.defaultOrderBy, self.defaultOrder || false, true);
                                }
                                self.loadSearch();
                                self.wait(true);
                                self.loadList();
                            }, self);
                        } else if (xmlhttp.status === 400) {
                            alert('There was an error 400 at select-records-filtered.js');
                        } else {
                            alert('something else other than 200 was returned at select-records-filtered.js');
                        }
                    }
                };
                xmlhttp.send(payload);
            }
    
        });
    });
    Please note the line // console.log("select-records-filteres.js params = ",params); in the code above. This line can be un-commented for trouble shooting to display a message to the browser's console log indicating that the values provided in the script described in Step 2 were properly received.

    Because of the limit of number of characters for a single post, this tutorial will continue in part 3 here https://forum.espocrm.com/forum/deve...p/60642-part-3
    Last edited by telecastg; 07-19-2020, 10:33 PM.
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