aurelia-orm/dist/es2015/component/association-select.js

Makes working with entities and calling your Rest API simple.

var _dec, _dec2, _dec3, _dec4, _dec5, _class, _desc, _value, _class2, _descriptor, _descriptor2, _descriptor3, _descriptor4, _descriptor5, _descriptor6, _descriptor7, _descriptor8, _descriptor9, _descriptor10, _descriptor11, _descriptor12, _descriptor13, _descriptor14, _descriptor15, _descriptor16, _descriptor17;

function _initDefineProp(target, property, descriptor, context) {
  if (!descriptor) return;
  Object.defineProperty(target, property, {
    enumerable: descriptor.enumerable,
    configurable: descriptor.configurable,
    writable: descriptor.writable,
    value: descriptor.initializer ? descriptor.initializer.call(context) : void 0
  });
}

function _applyDecoratedDescriptor(target, property, decorators, descriptor, context) {
  var desc = {};
  Object['ke' + 'ys'](descriptor).forEach(function (key) {
    desc[key] = descriptor[key];
  });
  desc.enumerable = !!desc.enumerable;
  desc.configurable = !!desc.configurable;

  if ('value' in desc || desc.initializer) {
    desc.writable = true;
  }

  desc = decorators.slice().reverse().reduce(function (desc, decorator) {
    return decorator(target, property, desc) || desc;
  }, desc);

  if (context && desc.initializer !== void 0) {
    desc.value = desc.initializer ? desc.initializer.call(context) : void 0;
    desc.initializer = undefined;
  }

  if (desc.initializer === void 0) {
    Object['define' + 'Property'](target, property, desc);
    desc = null;
  }

  return desc;
}

function _initializerWarningHelper(descriptor, context) {
  throw new Error('Decorating class property failed. Please ensure that transform-class-properties is enabled.');
}

import getProp from "get-prop";
import { inject } from "aurelia-dependency-injection";
import { bindingMode, BindingEngine } from "aurelia-binding";
import { bindable, customElement } from "aurelia-templating";
import { logger, EntityManager, Entity, OrmMetadata } from "../aurelia-orm";
import { resolvedView } from 'aurelia-view-manager';

export let AssociationSelect = (_dec = customElement('association-select'), _dec2 = resolvedView('spoonx/orm', 'association-select'), _dec3 = inject(BindingEngine, EntityManager, Element), _dec4 = bindable({ defaultBindingMode: bindingMode.twoWay }), _dec5 = bindable({ defaultBindingMode: bindingMode.twoWay }), _dec(_class = _dec2(_class = _dec3(_class = (_class2 = class AssociationSelect {
  constructor(bindingEngine, entityManager) {
    _initDefineProp(this, "criteria", _descriptor, this);

    _initDefineProp(this, "name", _descriptor2, this);

    _initDefineProp(this, "repository", _descriptor3, this);

    _initDefineProp(this, "identifier", _descriptor4, this);

    _initDefineProp(this, "property", _descriptor5, this);

    _initDefineProp(this, "resource", _descriptor6, this);

    _initDefineProp(this, "options", _descriptor7, this);

    _initDefineProp(this, "association", _descriptor8, this);

    _initDefineProp(this, "manyAssociation", _descriptor9, this);

    _initDefineProp(this, "value", _descriptor10, this);

    _initDefineProp(this, "error", _descriptor11, this);

    _initDefineProp(this, "multiple", _descriptor12, this);

    _initDefineProp(this, "hidePlaceholder", _descriptor13, this);

    _initDefineProp(this, "selectablePlaceholder", _descriptor14, this);

    _initDefineProp(this, "placeholderValue", _descriptor15, this);

    _initDefineProp(this, "disabled", _descriptor16, this);

    _initDefineProp(this, "placeholderText", _descriptor17, this);

    this._subscriptions = [];
    this.bindingEngine = bindingEngine;
    this.entityManager = entityManager;
  }

  load(reservedValue) {
    return this.buildFind().then(options => {
      let result = options;

      this.options = Array.isArray(result) ? result : [result];

      this.setValue(reservedValue);
    });
  }

  setValue(value) {
    if (!value) {
      return;
    }

    if (!Array.isArray(value)) {
      this.value = typeof value === 'object' ? getProp(value, this.identifier) : value;

      return;
    }

    let selectedValues = [];

    value.forEach(selected => {
      selectedValues.push(selected instanceof Entity ? selected.getId() : selected);
    });

    this.value = selectedValues;
  }

  getCriteria() {
    if (typeof this.criteria !== 'object') {
      return {};
    }

    return JSON.parse(JSON.stringify(this.criteria || {}));
  }

  buildFind() {
    let repository = this.repository;
    let criteria = this.getCriteria();
    let findPath = repository.getResource();

    criteria.populate = false;

    if (this.manyAssociation) {
      let manyAssociation = this.manyAssociation;

      delete criteria.populate;

      findPath = `${manyAssociation.resource}/${manyAssociation.entity.getId()}/${manyAssociation.property}`;
    } else if (this.association) {
      let associations = Array.isArray(this.association) ? this.association : [this.association];

      associations.forEach(association => {
        criteria[this.propertyForResource(this.ownMeta, association.getResource())] = association.getId();
      });
    }

    return repository.findPath(findPath, criteria).catch(error => {
      this.error = error;

      return error;
    });
  }

  verifyAssociationValues() {
    if (this.manyAssociation) {
      return !!this.manyAssociation.entity.getId();
    }

    if (this.association) {
      let associations = Array.isArray(this.association) ? this.association : [this.association];

      return !associations.some(association => {
        return !association.getId();
      });
    }

    return true;
  }

  observe(association) {
    if (Array.isArray(association)) {
      association.forEach(assoc => this.observe(assoc));

      return this;
    }

    this._subscriptions.push(this.bindingEngine.propertyObserver(association, association.getIdProperty()).subscribe(() => {
      if (this.verifyAssociationValues()) {
        return this.load();
      }

      this.options = undefined;

      return Promise.resolve();
    }));

    return this;
  }

  isChanged(property, newVal, oldVal) {
    return !this[property] || !newVal || newVal === oldVal;
  }

  resourceChanged(resource) {
    if (!resource) {
      logger.error(`resource is ${typeof resource}. It should be a string or a reference`);
    }

    this.repository = this.entityManager.getRepository(resource);
  }

  criteriaChanged(newVal, oldVal) {
    if (this.isChanged('criteria', newVal, oldVal)) {
      return;
    }

    if (this.value) {
      this.load(this.value);
    }
  }

  bind() {
    this.resourceChanged(this.resource);

    if (!this.association && !this.manyAssociation) {
      this.load(this.value);

      return;
    }

    this.ownMeta = OrmMetadata.forTarget(this.entityManager.resolveEntityReference(this.repository.getResource()));

    if (this.manyAssociation) {
      if (this.manyAssociation instanceof Entity) {
        this.manyAssociation = { entity: this.manyAssociation };
      }

      let manyAssociation = this.manyAssociation;

      if (!manyAssociation.entity) {
        throw new Error('Invalid value provided for many-association. ' + 'Expected instance of Entity, or object literal {entity, property}.');
      }

      let manyEntity = manyAssociation.entity;

      if (!manyAssociation.property) {
        manyAssociation.property = this.propertyForResource(manyEntity.getMeta(), this.repository.getResource());
      }

      manyAssociation.resource = manyEntity.getResource();

      this.observe(manyEntity);
    }

    if (this.association) {
      this.observe(this.association);
    }

    if (this.value) {
      this.load(this.value);
    }
  }

  propertyForResource(meta, resource) {
    let associations = meta.fetch('associations');

    return Object.keys(associations).filter(key => {
      return associations[key].entity === resource;
    })[0];
  }

  unbind() {
    this._subscriptions.forEach(subscription => subscription.dispose());
  }
}, (_descriptor = _applyDecoratedDescriptor(_class2.prototype, "criteria", [bindable], {
  enumerable: true,
  initializer: null
}), _descriptor2 = _applyDecoratedDescriptor(_class2.prototype, "name", [bindable], {
  enumerable: true,
  initializer: function () {
    return '';
  }
}), _descriptor3 = _applyDecoratedDescriptor(_class2.prototype, "repository", [bindable], {
  enumerable: true,
  initializer: null
}), _descriptor4 = _applyDecoratedDescriptor(_class2.prototype, "identifier", [bindable], {
  enumerable: true,
  initializer: function () {
    return 'id';
  }
}), _descriptor5 = _applyDecoratedDescriptor(_class2.prototype, "property", [bindable], {
  enumerable: true,
  initializer: function () {
    return 'name';
  }
}), _descriptor6 = _applyDecoratedDescriptor(_class2.prototype, "resource", [bindable], {
  enumerable: true,
  initializer: null
}), _descriptor7 = _applyDecoratedDescriptor(_class2.prototype, "options", [bindable], {
  enumerable: true,
  initializer: null
}), _descriptor8 = _applyDecoratedDescriptor(_class2.prototype, "association", [bindable], {
  enumerable: true,
  initializer: null
}), _descriptor9 = _applyDecoratedDescriptor(_class2.prototype, "manyAssociation", [bindable], {
  enumerable: true,
  initializer: null
}), _descriptor10 = _applyDecoratedDescriptor(_class2.prototype, "value", [_dec4], {
  enumerable: true,
  initializer: null
}), _descriptor11 = _applyDecoratedDescriptor(_class2.prototype, "error", [_dec5], {
  enumerable: true,
  initializer: null
}), _descriptor12 = _applyDecoratedDescriptor(_class2.prototype, "multiple", [bindable], {
  enumerable: true,
  initializer: function () {
    return false;
  }
}), _descriptor13 = _applyDecoratedDescriptor(_class2.prototype, "hidePlaceholder", [bindable], {
  enumerable: true,
  initializer: function () {
    return false;
  }
}), _descriptor14 = _applyDecoratedDescriptor(_class2.prototype, "selectablePlaceholder", [bindable], {
  enumerable: true,
  initializer: function () {
    return false;
  }
}), _descriptor15 = _applyDecoratedDescriptor(_class2.prototype, "placeholderValue", [bindable], {
  enumerable: true,
  initializer: function () {
    return 0;
  }
}), _descriptor16 = _applyDecoratedDescriptor(_class2.prototype, "disabled", [bindable], {
  enumerable: true,
  initializer: function () {
    return false;
  }
}), _descriptor17 = _applyDecoratedDescriptor(_class2.prototype, "placeholderText", [bindable], {
  enumerable: true,
  initializer: null
})), _class2)) || _class) || _class) || _class);