react-native-navigation/lib/module/components/Store.js

React Native Navigation - truly native navigation for iOS and Android

"use strict";

export class Store {
  componentsByName = {};
  propsById = {};
  pendingPropsById = {};
  componentsInstancesById = {};
  wrappedComponents = {};
  updateProps(componentId, props, callback) {
    this.mergeNewPropsForId(componentId, props);
    const component = this.componentsInstancesById[componentId];
    if (component) {
      component.setProps(props, callback);
    }
  }
  setPendingProps(componentId, newProps) {
    this.pendingPropsById[componentId] = newProps;
  }
  getPropsForId(componentId) {
    return this.pendingPropsById[componentId] || this.propsById[componentId] || {};
  }
  consumePendingProps(componentId) {
    if (this.pendingPropsById[componentId]) {
      this.propsById[componentId] = this.pendingPropsById[componentId];
      delete this.pendingPropsById[componentId];
    }
  }
  mergeNewPropsForId(componentId, newProps) {
    const currentProps = this.getPropsForId(componentId);
    this.propsById[componentId] = {
      ...currentProps,
      ...newProps
    };
  }
  clearComponent(componentId) {
    delete this.propsById[componentId];
    delete this.componentsInstancesById[componentId];
  }
  setComponentClassForName(componentName, ComponentClass) {
    delete this.wrappedComponents[componentName];
    this.componentsByName[componentName.toString()] = ComponentClass;
  }
  getComponentClassForName(componentName) {
    this.ensureClassForName(componentName);
    return this.componentsByName[componentName.toString()];
  }
  ensureClassForName(componentName) {
    if (!this.componentsByName[componentName.toString()] && this.lazyRegistratorFn) {
      this.lazyRegistratorFn(componentName);
    }
  }
  setComponentInstance(id, component) {
    this.componentsInstancesById[id] = component;
  }
  getComponentInstance(id) {
    return this.componentsInstancesById[id];
  }
  setWrappedComponent(componentName, wrappedComponent) {
    this.wrappedComponents[componentName] = wrappedComponent;
  }
  hasRegisteredWrappedComponent(componentName) {
    return componentName in this.wrappedComponents;
  }
  getWrappedComponent(componentName) {
    return this.wrappedComponents[componentName];
  }
  setLazyComponentRegistrator(lazyRegistratorFn) {
    this.lazyRegistratorFn = lazyRegistratorFn;
  }
}
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