@asi-ngtools/lib
Version:
This project is a little components library, simple to use, which will help you to simplify your project.
155 lines (154 loc) • 14.3 kB
JavaScript
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,uselessCode} checked by tsc
*/
import { Injectable } from '@angular/core';
import * as nh from '../../native-helper';
export class AsiTreeViewService {
/**
* Function used to open a particular node
* @param {?} nodes
* @param {?} nodeFinder
* @return {?}
*/
openNode(nodes, nodeFinder) {
nh.forEach(nodes, (node) => {
if (this.mustOpenNode(node, nodeFinder)) {
node.openNode();
}
});
}
/**
* @param {?} node
* @param {?} nodeFinder
* @return {?}
*/
mustOpenNode(node, nodeFinder) {
if (node != null) {
if (nodeFinder(node.data)) {
node.openNode();
node.tagFound(true);
return true;
}
else if (node.childNodes) {
/** @type {?} */
let childNodes = node.childNodes.toArray();
/** @type {?} */
let openNode = false;
for (let childNode of childNodes) {
if (this.mustOpenNode(childNode, nodeFinder)) {
childNode.openNode();
openNode = true;
}
}
return openNode;
}
}
return false;
}
/**
* @param {?} nodes
* @return {?}
*/
closeAll(nodes) {
nh.forEach(nodes, (node) => {
this.closeNode(node);
});
}
/**
* @param {?} node
* @return {?}
*/
closeNode(node) {
if (node) {
node.closeNode();
if (node.childNodes) {
node.childNodes.forEach(childNode => {
childNode.closeNode();
});
}
}
}
/**
* @param {?} nodes
* @return {?}
*/
openAll(nodes) {
nh.forEach(nodes, (node) => {
this.openANode(node);
});
}
/**
* @param {?} node
* @return {?}
*/
openANode(node) {
if (node) {
node.openNode();
if (node.childNodes) {
node.childNodes.forEach(childNode => {
childNode.openNode();
});
}
}
}
/**
* Function used to filter the tree-view
* @param {?} nodes
* @param {?} nodeName
* @param {?} nodeFinder function used to know if the node must be keep
* @param {?=} keepLeaves true if you want to keep the possible leafs of a matching node
* @param {?=} isLeaf
* @return {?}
*/
filterNodes(nodes, nodeName, nodeFinder, keepLeaves, isLeaf) {
nh.remove(nodes, (nodeData) => {
return this.shouldRemoveData(nodeData, nodeName, nodeFinder, keepLeaves, isLeaf);
});
return nodes;
}
/**
* @param {?} nodeData
* @param {?} nodeName
* @param {?} nodeFinder
* @param {?=} keepLeaves
* @param {?=} isLeaf
* @return {?}
*/
shouldRemoveData(nodeData, nodeName, nodeFinder, keepLeaves, isLeaf) {
/** @type {?} */
let childNodes = /** @type {?} */ (nh.get(nodeData, nodeName));
/** @type {?} */
let matchingLeaf = false;
if (childNodes) {
// Delete not matching children
if (keepLeaves) {
nh.remove(childNodes, (child) => {
/** @type {?} */
let leaf = (isLeaf && isLeaf(child)) || (!isLeaf && nh.isEmpty(nh.get(child, nodeName)));
if (!leaf) {
/** @type {?} */
let removeNode = this.shouldRemoveData(child, nodeName, nodeFinder, keepLeaves, isLeaf);
matchingLeaf = matchingLeaf || !removeNode;
return removeNode;
}
else {
matchingLeaf = matchingLeaf || nodeFinder(child);
return false;
}
});
}
else {
matchingLeaf = true;
nh.remove(childNodes, (child) => {
return this.shouldRemoveData(child, nodeName, nodeFinder, keepLeaves, isLeaf);
});
}
}
return (nh.isEmpty(childNodes) || !matchingLeaf) && !nodeFinder(nodeData);
}
}
AsiTreeViewService.decorators = [
{ type: Injectable }
];
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{ Injectable } from '@angular/core';\r\nimport { AsiTreeViewNodeComponent } from './node/asi-tree-view-node.component';\r\nimport * as nh from '../../native-helper';\r\n\r\n@Injectable()\r\nexport class AsiTreeViewService {\r\n\r\n  /**\r\n   * Function used to open a particular node\r\n   * @param nodeFinder\r\n   */\r\n  public openNode(nodes: Array<AsiTreeViewNodeComponent>, nodeFinder: Function) {\r\n    nh.forEach(nodes, (node: AsiTreeViewNodeComponent) => {\r\n      if (this.mustOpenNode(node, nodeFinder)) {\r\n        node.openNode();\r\n      }\r\n    });\r\n  }\r\n\r\n  private mustOpenNode(node: AsiTreeViewNodeComponent, nodeFinder: Function) {\r\n    if (node != null) {\r\n      if (nodeFinder(node.data)) {\r\n        node.openNode();\r\n        node.tagFound(true);\r\n        return true;\r\n      } else if (node.childNodes) {\r\n        let childNodes = node.childNodes.toArray();\r\n        let openNode = false;\r\n        for (let childNode of childNodes) {\r\n          if (this.mustOpenNode(childNode, nodeFinder)) {\r\n            childNode.openNode();\r\n            openNode = true;\r\n          }\r\n        }\r\n        return openNode;\r\n      }\r\n    }\r\n    return false;\r\n  }\r\n\r\n  public closeAll(nodes: Array<AsiTreeViewNodeComponent>) {\r\n    nh.forEach(nodes, (node: AsiTreeViewNodeComponent) => {\r\n      this.closeNode(node);\r\n    });\r\n  }\r\n\r\n  private closeNode(node: AsiTreeViewNodeComponent) {\r\n    if (node) {\r\n      node.closeNode();\r\n      if (node.childNodes) {\r\n        node.childNodes.forEach(childNode => {\r\n          childNode.closeNode();\r\n        });\r\n      }\r\n    }\r\n  }\r\n\r\n  public openAll(nodes: Array<AsiTreeViewNodeComponent>) {\r\n    nh.forEach(nodes, (node: AsiTreeViewNodeComponent) => {\r\n      this.openANode(node);\r\n    });\r\n  }\r\n\r\n  private openANode(node: AsiTreeViewNodeComponent) {\r\n    if (node) {\r\n      node.openNode();\r\n      if (node.childNodes) {\r\n        node.childNodes.forEach(childNode => {\r\n          childNode.openNode();\r\n        });\r\n      }\r\n    }\r\n  }\r\n\r\n\r\n  /**\r\n   * Function used to filter the tree-view\r\n   * @param nodeFinder function used to know if the node must be keep\r\n   * @param keepLeaves true if you want to keep the possible leafs of a matching node\r\n   */\r\n  public filterNodes(nodes: Array<any>, nodeName: string, nodeFinder: Function, keepLeaves?: boolean, isLeaf?: Function): Array<any> {\r\n    nh.remove(nodes, (nodeData) => {\r\n      return this.shouldRemoveData(nodeData, nodeName, nodeFinder, keepLeaves, isLeaf);\r\n    });\r\n    return nodes;\r\n  }\r\n\r\n  private shouldRemoveData(nodeData: any, nodeName: string, nodeFinder: Function, keepLeaves?: boolean, isLeaf?: Function) {\r\n    let childNodes: Array<any> = <Array<any>>nh.get(nodeData, nodeName);\r\n    let matchingLeaf = false;\r\n    if (childNodes) {\r\n      // Delete not matching children\r\n      if (keepLeaves) {\r\n        nh.remove(childNodes, (child) => {\r\n          let leaf = (isLeaf && isLeaf(child)) || (!isLeaf && nh.isEmpty(nh.get(child, nodeName)));\r\n          if (!leaf) {\r\n            let removeNode = this.shouldRemoveData(child, nodeName, nodeFinder, keepLeaves, isLeaf);\r\n            matchingLeaf = matchingLeaf || !removeNode;\r\n            return removeNode;\r\n          } else {\r\n            matchingLeaf = matchingLeaf || nodeFinder(child);\r\n            return false;\r\n          }\r\n        });\r\n      } else {\r\n        matchingLeaf = true;\r\n        nh.remove(childNodes, (child) => {\r\n          return this.shouldRemoveData(child, nodeName, nodeFinder, keepLeaves, isLeaf);\r\n        });\r\n      }\r\n    }\r\n    return (nh.isEmpty(childNodes) || !matchingLeaf) && !nodeFinder(nodeData);\r\n  }\r\n}\r\n"]}