feat: started popular titles on main page

apps/NwaifuAnime/src/app/components/home/home.component.ts

@@ -1,7 +1,8 @@
 import { CommonModule } from "@angular/common";
 import { Component, Input, OnDestroy, OnInit } from "@angular/core";
 import { ActivatedRoute, RouterLink } from "@angular/router";
-import { Subject, takeUntil } from "rxjs";
+import { map, Subject, Subscription, takeUntil } from "rxjs";
+import { IRuLIBPopular } from "../../services/parsers/rulib/rulib.popular.dto";
 import { Datum } from "../../services/parsers/rulib/rulib.search.dto";
 import { SearchService } from "../../services/search.service";
 
@@ -16,33 +17,73 @@ export class HomeComponent implements OnDestroy, OnInit {
   @Input() items: Datum[] = [];
   loading = false;
   notFound = false;
+  search: string = "";
+  popularItemsMap: Map<string, IRuLIBPopular[]> = new Map<string, IRuLIBPopular[]>();
 
   private destroy$ = new Subject<void>();
+  private popularSubscription = new Subscription();
 
   constructor(
     private searchService: SearchService,
     private route: ActivatedRoute,
-  ) {}
+  ) {
+    this.searchService.setMangalibParser();
+  }
 
   ngOnDestroy(): void {
     this.destroy$.next();
     this.destroy$.complete();
+    this.popularSubscription.unsubscribe();
+  }
+
+  private getPopular() {
+    if (!this.popularSubscription.closed) this.popularSubscription.unsubscribe();
+    this.popularSubscription = this.searchService
+      .getPopular()
+      .pipe(map((data) => data as IRuLIBPopular[]))
+      .subscribe({
+        next: (data) => {
+          this.popularItemsMap.set(this.searchService.getRuLibName(), data);
+          console.log(this.popularItemsMap);
+        },
+        error: (error) => {
+          console.error(error);
+        },
+      });
+  }
+
+  getPopularMangalib() {
+    this.searchService.setMangalibParser();
+    this.getPopular();
+  }
+
+  getPopularSlashlib() {
+    this.searchService.setSlashlibParser();
+    this.getPopular();
+  }
+
+  get popularItems() {
+    return this.popularItemsMap.entries();
   }
 
   ngOnInit(): void {
-    this.route.queryParams.subscribe((params) => {
-      const search = params["search"];
-      if (search) {
-        this.searchService.setMangalibParser();
+    this.route.queryParams.pipe(takeUntil(this.destroy$)).subscribe((params) => {
+      this.search = params["search"] ?? "";
+      this.items = [];
+      if (this.search) {
         this.loading = true;
+        this.searchService.setMangalibParser();
         this.searchService
-          .search(search)
+          .search(this.search)
           .pipe(takeUntil(this.destroy$))
           .subscribe((data) => {
             this.loading = false;
             this.items = data.data;
             this.notFound = this.items.length === 0;
           });
+      } else {
+        this.getPopularMangalib();
+        this.getPopularSlashlib();
       }
     });
   }