From 0a4cb95c98d4b6f7c3e404535996f706c659e13e Mon Sep 17 00:00:00 2001
From: Rigel Kent <sendmemail@rigelk.eu>
Date: Thu, 2 Jul 2020 09:00:17 +0200
Subject: simplify navigation within most admin menus

---
 client/src/app/shared/shared-main/misc/index.ts    |   1 +
 .../misc/top-menu-dropdown.component.html          |  50 ++++++++
 .../misc/top-menu-dropdown.component.scss          |  56 +++++++++
 .../misc/top-menu-dropdown.component.ts            | 131 +++++++++++++++++++++
 4 files changed, 238 insertions(+)
 create mode 100644 client/src/app/shared/shared-main/misc/top-menu-dropdown.component.html
 create mode 100644 client/src/app/shared/shared-main/misc/top-menu-dropdown.component.scss
 create mode 100644 client/src/app/shared/shared-main/misc/top-menu-dropdown.component.ts

(limited to 'client/src/app/shared/shared-main/misc')

diff --git a/client/src/app/shared/shared-main/misc/index.ts b/client/src/app/shared/shared-main/misc/index.ts
index d3e7e4be7..e806fd2f2 100644
--- a/client/src/app/shared/shared-main/misc/index.ts
+++ b/client/src/app/shared/shared-main/misc/index.ts
@@ -1,2 +1,3 @@
 export * from './help.component'
 export * from './list-overflow.component'
+export * from './top-menu-dropdown.component'
diff --git a/client/src/app/shared/shared-main/misc/top-menu-dropdown.component.html b/client/src/app/shared/shared-main/misc/top-menu-dropdown.component.html
new file mode 100644
index 000000000..aeaceb662
--- /dev/null
+++ b/client/src/app/shared/shared-main/misc/top-menu-dropdown.component.html
@@ -0,0 +1,50 @@
+<div class="sub-menu" [ngClass]="{ 'no-scroll': isModalOpened }">
+  <ng-container *ngFor="let menuEntry of menuEntries; index as id">
+
+    <a *ngIf="menuEntry.routerLink" [routerLink]="menuEntry.routerLink" routerLinkActive="active" class="title-page title-page-settings">{{ menuEntry.label }}</a>
+
+    <div *ngIf="!menuEntry.routerLink" ngbDropdown class="parent-entry"
+      #dropdown="ngbDropdown" (mouseleave)="closeDropdownIfHovered(dropdown)">
+      <span
+        *ngIf="isInSmallView"
+        [ngClass]="{ active: !!suffixLabels[menuEntry.label] }"
+        (click)="openModal(id)" role="button" class="title-page title-page-settings">
+        <ng-container i18n>{{ menuEntry.label }}</ng-container>
+        <ng-container *ngIf="!!suffixLabels[menuEntry.label]"> - {{ suffixLabels[menuEntry.label] }}</ng-container>
+      </span>
+
+      <span
+        *ngIf="!isInSmallView"
+        (mouseenter)="openDropdownOnHover(dropdown)" [ngClass]="{ active: !!suffixLabels[menuEntry.label] }" ngbDropdownAnchor
+        (click)="dropdownAnchorClicked(dropdown)" role="button" class="title-page title-page-settings"
+      >
+        <ng-container i18n>{{ menuEntry.label }}</ng-container>
+        <ng-container *ngIf="!!suffixLabels[menuEntry.label]"> - {{ suffixLabels[menuEntry.label] }}</ng-container>
+      </span>
+
+      <div ngbDropdownMenu>
+        <a *ngFor="let menuChild of menuEntry.children" class="dropdown-item" [ngClass]="{ icon: hasIcons }" [routerLink]="menuChild.routerLink">
+          <my-global-icon *ngIf="menuChild.iconName" [iconName]="menuChild.iconName" aria-hidden="true"></my-global-icon>
+
+          {{ menuChild.label }}
+        </a>
+      </div>
+    </div>
+  </ng-container>
+</div>
+
+<ng-template #modal let-close="close" let-dismiss="dismiss">
+  <div class="modal-body">
+    <ng-container *ngFor="let menuEntry of menuEntries; index as id">
+      <div [ngClass]="{ hidden: id !== currentMenuEntryIndex }">
+        <a *ngFor="let menuChild of menuEntry.children"
+          [ngClass]="{ icon: hasIcons }"
+          [routerLink]="menuChild.routerLink" routerLinkActive="active" (click)="dismissOtherModals()">
+          <my-global-icon *ngIf="menuChild.iconName" [iconName]="menuChild.iconName" aria-hidden="true"></my-global-icon>
+
+          {{ menuChild.label }}
+        </a>
+      </div>
+    </ng-container>
+  </div>
+</ng-template>
diff --git a/client/src/app/shared/shared-main/misc/top-menu-dropdown.component.scss b/client/src/app/shared/shared-main/misc/top-menu-dropdown.component.scss
new file mode 100644
index 000000000..84dd7dce3
--- /dev/null
+++ b/client/src/app/shared/shared-main/misc/top-menu-dropdown.component.scss
@@ -0,0 +1,56 @@
+@import '_variables';
+@import '_mixins';
+
+.parent-entry {
+  span[role=button] {
+    cursor: pointer;
+  }
+
+  a {
+    display: block;
+  }
+}
+
+::ng-deep .dropdown-toggle::after {
+  position: relative;
+  top: 2px;
+}
+
+::ng-deep .dropdown-menu {
+  margin-top: 0 !important;
+}
+
+.icon {
+  @include dropdown-with-icon-item;
+
+  top: -1px;
+}
+
+.sub-menu.no-scroll {
+  overflow-x: hidden;
+}
+
+.modal-body {
+  .hidden {
+    display: none;
+  }
+
+  a {
+    @include disable-default-a-behaviour;
+
+    color: currentColor;
+    box-sizing: border-box;
+    display: block;
+    font-size: 1.2rem;
+    padding: 9px 12px;
+    text-align: initial;
+    text-transform: unset;
+    width: 100%;
+
+    &.active {
+      color: pvar(--mainBackgroundColor) !important;
+      background-color: pvar(--mainHoverColor);
+      opacity: .9;
+    }
+  }
+}
diff --git a/client/src/app/shared/shared-main/misc/top-menu-dropdown.component.ts b/client/src/app/shared/shared-main/misc/top-menu-dropdown.component.ts
new file mode 100644
index 000000000..5909db0b5
--- /dev/null
+++ b/client/src/app/shared/shared-main/misc/top-menu-dropdown.component.ts
@@ -0,0 +1,131 @@
+import { Subscription } from 'rxjs'
+import { filter, take } from 'rxjs/operators'
+import { Component, Input, OnDestroy, OnInit, ViewChild } from '@angular/core'
+import { NavigationEnd, Router } from '@angular/router'
+import { MenuService, ScreenService } from '@app/core'
+import { GlobalIconName } from '@app/shared/shared-icons'
+import { NgbDropdown, NgbModal } from '@ng-bootstrap/ng-bootstrap'
+
+export type TopMenuDropdownParam = {
+  label: string
+  routerLink?: string
+
+  children?: {
+    label: string
+    routerLink: string
+
+    iconName?: GlobalIconName
+  }[]
+}
+
+@Component({
+  selector: 'my-top-menu-dropdown',
+  templateUrl: './top-menu-dropdown.component.html',
+  styleUrls: [ './top-menu-dropdown.component.scss' ]
+})
+export class TopMenuDropdownComponent implements OnInit, OnDestroy {
+  @Input() menuEntries: TopMenuDropdownParam[] = []
+
+  @ViewChild('modal', { static: true }) modal: NgbModal
+
+  suffixLabels: { [ parentLabel: string ]: string }
+  hasIcons = false
+  isModalOpened = false
+  currentMenuEntryIndex: number
+
+  private openedOnHover = false
+  private routeSub: Subscription
+
+  constructor (
+    private router: Router,
+    private modalService: NgbModal,
+    private screen: ScreenService,
+    private menuService: MenuService
+  ) { }
+
+  get isInSmallView () {
+    let marginLeft = 0
+    if (this.menuService.isMenuDisplayed) {
+      marginLeft = this.menuService.menuWidth
+    }
+
+    return this.screen.isInSmallView(marginLeft)
+  }
+
+  ngOnInit () {
+    this.updateChildLabels(window.location.pathname)
+
+    this.routeSub = this.router.events
+      .pipe(filter(event => event instanceof NavigationEnd))
+      .subscribe(() => this.updateChildLabels(window.location.pathname))
+
+    this.hasIcons = this.menuEntries.some(
+      e => e.children && e.children.some(c => !!c.iconName)
+    )
+  }
+
+  ngOnDestroy () {
+    if (this.routeSub) this.routeSub.unsubscribe()
+  }
+
+  openDropdownOnHover (dropdown: NgbDropdown) {
+    this.openedOnHover = true
+    dropdown.open()
+
+    // Menu was closed
+    dropdown.openChange
+            .pipe(take(1))
+            .subscribe(() => this.openedOnHover = false)
+  }
+
+  dropdownAnchorClicked (dropdown: NgbDropdown) {
+    if (this.openedOnHover) {
+      this.openedOnHover = false
+      return
+    }
+
+    return dropdown.toggle()
+  }
+
+  closeDropdownIfHovered (dropdown: NgbDropdown) {
+    if (this.openedOnHover === false) return
+
+    dropdown.close()
+    this.openedOnHover = false
+  }
+
+  openModal (index: number) {
+    this.currentMenuEntryIndex = index
+    this.isModalOpened = true
+
+    this.modalService.open(this.modal, {
+      centered: true,
+      beforeDismiss: async () => {
+        this.onModalDismiss()
+        return true
+      }
+    })
+  }
+
+  onModalDismiss () {
+    this.isModalOpened = false
+  }
+
+  dismissOtherModals () {
+    this.modalService.dismissAll()
+  }
+
+  private updateChildLabels (path: string) {
+    this.suffixLabels = {}
+
+    for (const entry of this.menuEntries) {
+      if (!entry.children) continue
+
+      for (const child of entry.children) {
+        if (path.startsWith(child.routerLink)) {
+          this.suffixLabels[entry.label] = child.label
+        }
+      }
+    }
+  }
+}
-- 
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