ng-dynamic-breadcrumb
Version:
Angular 14 Dynamic Breadcrumb
117 lines • 18.4 kB
JavaScript
import { Component, Input } from '@angular/core';
import { NavigationEnd, PRIMARY_OUTLET } from '@angular/router';
import { filter, map } from 'rxjs/operators';
import * as i0 from "@angular/core";
import * as i1 from "@angular/router";
import * as i2 from "./ng-dynamic-breadcrumb.service";
import * as i3 from "@angular/common";
export class NgDynamicBreadcrumbComponent {
constructor(activatedRoute, router, ngDynamicBreadcrumbService) {
this.activatedRoute = activatedRoute;
this.router = router;
this.ngDynamicBreadcrumbService = ngDynamicBreadcrumbService;
this.breadcrumb = [];
this.bgColor = '#eee';
this.fontSize = '18px';
this.fontColor = '#0275d8';
this.lastLinkColor = '#000';
this.symbol = ' / ';
this.breadCrumbData();
}
ngOnInit() {
this.ngDynamicBreadcrumbService.breadcrumbLabels.subscribe((labelData) => {
for (const label in labelData) {
if (labelData.hasOwnProperty(label)) {
this.breadcrumb.map((crumb) => {
const labelParams = crumb.label.match(/[^{{]+(?=\}})/g);
if (labelParams) {
for (const labelParam of labelParams) {
const dynamicData = labelData[label];
if (labelParam === label) {
crumb.label = crumb.label.replace('{{' + labelParam + '}}', dynamicData);
}
}
}
});
}
}
});
this.ngDynamicBreadcrumbService.newBreadcrumb.subscribe((breadcrumb) => {
if (breadcrumb.length > 0) {
this.updateData(this.activatedRoute, breadcrumb);
}
});
}
breadCrumbData() {
this.router.events
.pipe(filter(event => event instanceof NavigationEnd))
.pipe(map(() => this.activatedRoute))
.pipe(map((route) => {
while (route.firstChild) {
route = route.firstChild;
}
return route;
}))
.pipe(filter(route => route.outlet === PRIMARY_OUTLET))
.subscribe(route => {
this.params = route.snapshot.params;
this.updateData(route, null);
});
}
updateData(route, newBreadcrumb) {
if (route.snapshot.data.breadcrumb || newBreadcrumb) {
const data = route.snapshot.data.breadcrumb ? route.snapshot.data.breadcrumb : newBreadcrumb;
const breadcrumb = (JSON.parse(JSON.stringify(data)));
breadcrumb.map((crumb) => {
const urlChunks = crumb.url.split('/');
for (const chunk of urlChunks) {
if (chunk.includes(':')) {
const paramID = chunk.replace(':', '');
// const routerParamID = route.snapshot.params[paramID];
const routerParamID = this.params[paramID];
crumb.url = crumb.url.replace(`:${paramID}`, routerParamID);
}
}
const labelParams = crumb.label.match(/[^{{]+(?=\}})/g);
if (labelParams) {
for (const labelParam of labelParams) {
// const routerParamID = route.snapshot.params[labelParam.trim()];
const routerParamID = this.params[labelParam.trim()];
if (routerParamID) {
crumb.label = crumb.label.replace('{{' + labelParam + '}}', routerParamID);
}
else {
// crumb.label = crumb.label.replace('{{' + labelParam + '}}', '');
}
}
}
});
this.breadcrumb = breadcrumb;
}
else {
this.breadcrumb = [];
}
}
}
NgDynamicBreadcrumbComponent.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "12.1.1", ngImport: i0, type: NgDynamicBreadcrumbComponent, deps: [{ token: i1.ActivatedRoute }, { token: i1.Router }, { token: i2.NgDynamicBreadcrumbService }], target: i0.ɵɵFactoryTarget.Component });
NgDynamicBreadcrumbComponent.ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "12.0.0", version: "12.1.1", type: NgDynamicBreadcrumbComponent, selector: "app-ng-dynamic-breadcrumb", inputs: { bgColor: "bgColor", fontSize: "fontSize", fontColor: "fontColor", lastLinkColor: "lastLinkColor", symbol: "symbol" }, ngImport: i0, template: "<ul class=\"custom-bread-crumb\" [ngStyle]=\"{'background-color': bgColor}\">\r\n <span *ngFor=\"let item of breadcrumb; let i = index\">\r\n <li [ngStyle]=\"{'font-size': fontSize}\">\r\n <a *ngIf=\"item?.url\" [routerLink]=\"item?.url\" [queryParams]=\"item?.queryParams\" [ngStyle]=\"{'color': fontColor}\">{{ item.label }}</a>\r\n <span *ngIf=\"!item?.url\" [ngStyle]=\"{'color': lastLinkColor}\">{{ item.label }}</span>\r\n <span class=\"line\" *ngIf=\"breadcrumb.length !== i+1\">{{symbol}}</span>\r\n </li>\r\n </span>\r\n</ul>\r\n", styles: [".custom-bread-crumb{padding:10px 16px;list-style:none}.custom-bread-crumb li{display:inline}.custom-bread-crumb .line{padding-right:3px}.custom-bread-crumb li a{text-decoration:none}.custom-bread-crumb li a:hover{color:#01447e;text-decoration:underline}"], directives: [{ type: i3.NgStyle, selector: "[ngStyle]", inputs: ["ngStyle"] }, { type: i3.NgForOf, selector: "[ngFor][ngForOf]", inputs: ["ngForOf", "ngForTrackBy", "ngForTemplate"] }, { type: i3.NgIf, selector: "[ngIf]", inputs: ["ngIf", "ngIfThen", "ngIfElse"] }, { type: i1.RouterLinkWithHref, selector: "a[routerLink],area[routerLink]", inputs: ["routerLink", "target", "queryParams", "fragment", "queryParamsHandling", "preserveFragment", "skipLocationChange", "replaceUrl", "state", "relativeTo"] }] });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "12.1.1", ngImport: i0, type: NgDynamicBreadcrumbComponent, decorators: [{
type: Component,
args: [{
// tslint:disable-next-line: component-selector
selector: 'app-ng-dynamic-breadcrumb',
templateUrl: './ng-dynamic-breadcrumb.component.html',
styleUrls: ['./ng-dynamic-breadcrumb.component.css']
}]
}], ctorParameters: function () { return [{ type: i1.ActivatedRoute }, { type: i1.Router }, { type: i2.NgDynamicBreadcrumbService }]; }, propDecorators: { bgColor: [{
type: Input
}], fontSize: [{
type: Input
}], fontColor: [{
type: Input
}], lastLinkColor: [{
type: Input
}], symbol: [{
type: Input
}] } });
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};\r\n\r\n\r\n  constructor(\r\n    private activatedRoute: ActivatedRoute,\r\n    private router: Router,\r\n    private ngDynamicBreadcrumbService: NgDynamicBreadcrumbService\r\n  ) {\r\n    this.breadCrumbData();\r\n  }\r\n\r\n  ngOnInit() {\r\n    this.ngDynamicBreadcrumbService.breadcrumbLabels.subscribe((labelData) => {\r\n      for (const label in labelData) {\r\n        if (labelData.hasOwnProperty(label)) {\r\n          this.breadcrumb.map((crumb) => {\r\n            const labelParams = crumb.label.match(/[^{{]+(?=\\}})/g);\r\n            if (labelParams) {\r\n              for (const labelParam of labelParams) {\r\n                const dynamicData = labelData[label];\r\n                if (labelParam === label) {\r\n                  crumb.label = crumb.label.replace('{{' + labelParam + '}}', dynamicData);\r\n                }\r\n              }\r\n            }\r\n          });\r\n        }\r\n      }\r\n    });\r\n\r\n    this.ngDynamicBreadcrumbService.newBreadcrumb.subscribe((breadcrumb: Breadcrumb[]) => {\r\n      if (breadcrumb.length > 0) {\r\n        this.updateData(this.activatedRoute, breadcrumb);\r\n      }\r\n    });\r\n  }\r\n  breadCrumbData(): void {\r\n    this.router.events\r\n      .pipe(filter(event => event instanceof NavigationEnd))\r\n      .pipe(map(() => this.activatedRoute))\r\n      .pipe(map((route) => {\r\n        while (route.firstChild) { route = route.firstChild; }\r\n        return route;\r\n      }))\r\n      .pipe(filter(route => route.outlet === PRIMARY_OUTLET))\r\n      .subscribe(route => {\r\n        this.params = route.snapshot.params;\r\n        this.updateData(route, null);\r\n      });\r\n  }\r\n\r\n  private updateData(route, newBreadcrumb): void {\r\n    if (route.snapshot.data.breadcrumb || newBreadcrumb) {\r\n      const data = route.snapshot.data.breadcrumb ? route.snapshot.data.breadcrumb : newBreadcrumb;\r\n      const breadcrumb = (JSON.parse(JSON.stringify(data)));\r\n      breadcrumb.map((crumb) => {\r\n\r\n        const urlChunks = crumb.url.split('/');\r\n        for (const chunk of urlChunks) {\r\n          if (chunk.includes(':')) {\r\n            const paramID = chunk.replace(':', '');\r\n            // const routerParamID = route.snapshot.params[paramID];\r\n            const routerParamID = this.params[paramID];\r\n            crumb.url = crumb.url.replace(`:${paramID}`, routerParamID);\r\n          }\r\n        }\r\n\r\n        const labelParams = crumb.label.match(/[^{{]+(?=\\}})/g);\r\n        if (labelParams) {\r\n          for (const labelParam of labelParams) {\r\n            // const routerParamID = route.snapshot.params[labelParam.trim()];\r\n            const routerParamID = this.params[labelParam.trim()];\r\n            if (routerParamID) {\r\n              crumb.label = crumb.label.replace('{{' + labelParam + '}}', routerParamID);\r\n            } else {\r\n              // crumb.label = crumb.label.replace('{{' + labelParam + '}}', '');\r\n            }\r\n          }\r\n        }\r\n\r\n      });\r\n      this.breadcrumb = breadcrumb;\r\n    } else {\r\n      this.breadcrumb = [];\r\n    }\r\n  }\r\n}\r\n\r\n","<ul class=\"custom-bread-crumb\" [ngStyle]=\"{'background-color': bgColor}\">\r\n  <span *ngFor=\"let item of breadcrumb; let i = index\">\r\n      <li [ngStyle]=\"{'font-size': fontSize}\">\r\n          <a *ngIf=\"item?.url\" [routerLink]=\"item?.url\" [queryParams]=\"item?.queryParams\" [ngStyle]=\"{'color': fontColor}\">{{ item.label }}</a>\r\n          <span *ngIf=\"!item?.url\" [ngStyle]=\"{'color': lastLinkColor}\">{{ item.label }}</span>\r\n          <span class=\"line\" *ngIf=\"breadcrumb.length !== i+1\">{{symbol}}</span>\r\n      </li>\r\n  </span>\r\n</ul>\r\n"]}