Add suppport for UL; fix file uploader redirects

src/app/app.module.ts

@@ -13,6 +13,22 @@ import { ComponentsModule } from './components/components.module';
 import { TreeModule } from 'angular-tree-component';
 import {AgGridModule} from 'ag-grid-angular';
 import {MonacoEditorModule} from 'ngx-monaco-editor';
+import { APP_BASE_HREF, PlatformLocation } from '@angular/common';
+
+/**
+ * This function is used internal to get a string instance of the `<base href="" />` value from `index.html`.
+ * This is an exported function, instead of a private function or inline lambda, to prevent this error:
+ *
+ * `Error encountered resolving symbol values statically.`
+ * `Function calls are not supported.`
+ * `Consider replacing the function or lambda with a reference to an exported function.`
+ *
+ * @param platformLocation an Angular service used to interact with a browser's URL
+ * @return a string instance of the `<base href="" />` value from `index.html`
+ */
+export function getBaseHref(platformLocation: PlatformLocation): string {
+  return platformLocation.getBaseHrefFromDOM();
+}
 
 @NgModule({
   declarations: [AppComponent],
@@ -30,7 +46,12 @@ import {MonacoEditorModule} from 'ngx-monaco-editor';
   providers: [
     StatusBar,
     SplashScreen,
-    { provide: RouteReuseStrategy, useClass: IonicRouteStrategy }
+    { provide: RouteReuseStrategy, useClass: IonicRouteStrategy },
+    {
+      provide: APP_BASE_HREF,
+      useFactory: getBaseHref,
+      deps: [PlatformLocation]
+    }
   ],
   bootstrap: [AppComponent]
 })

src/app/components/editor/files/files.component.html

@@ -2,6 +2,7 @@
     <div class="new-uploads" style="margin: 20px;">
         <form #uploadForm [action]="getApiSubmit()" enctype="multipart/form-data" method="post">
             <input style="margin-top: 10px;" type="file" id="file" name="uploaded_file">
+            <input type="hidden" name="redirectTo" [value]="getReturnUrl()">
             <ion-button (click)="onSubmitClick()" type="submit" fill="outline" class="ion-margin-start">Upload</ion-button>
             <ion-button (click)="onDestroyClick()" type="submit" fill="outline" class="ion-margin-start" color="danger">Drop Files</ion-button>
         </form>

src/app/components/editor/files/files.component.scss

@@ -1,4 +1,5 @@
 div.files-wrapper {
   border: 2px solid #8c8c8c;
   border-radius: 3px;
+  margin-top: 15px;
 }

src/app/components/editor/files/files.component.ts

@@ -1,8 +1,9 @@
-import {Component, ElementRef, EventEmitter, Input, OnInit, Output, ViewChild} from '@angular/core';
+import {Component, ElementRef, EventEmitter, Inject, Input, OnInit, Output, ViewChild} from '@angular/core';
 import HostRecord from '../../../structures/HostRecord';
 import {ApiService} from '../../../service/api.service';
 import {AlertController} from '@ionic/angular';
 import {Observable} from 'rxjs';
+import { APP_BASE_HREF } from '@angular/common';
 
 @Component({
   selector: 'editor-files',
@@ -23,6 +24,7 @@ export class FilesComponent implements OnInit {
   constructor(
       protected api: ApiService,
       protected alerts: AlertController,
+      @Inject(APP_BASE_HREF) private baseHref: string
   ) { }
 
   ngOnInit() {
@@ -39,6 +41,10 @@ export class FilesComponent implements OnInit {
     this.uploadForm.nativeElement.submit();
   }
 
+  getReturnUrl() {
+    return `${this.baseHref}editor;id=${this.hostRecord.PageId}`;
+  }
+
   downloadFile(fileRecord) {
     // tslint:disable-next-line:max-line-length
     window.open(this.api._build_url(`files/${this.hostRecord.PageId}/${this.hostRecord.UUID}/get/${this.hostRecord.Value.Value}/${fileRecord._id}`), '_blank');

src/app/components/editor/host/host.component.html

@@ -15,14 +15,17 @@
     class="host-host ion-padding"
   >
     <li
+      #liItems
       contenteditable="true"
+      (keyup)="onUlKeyUp($event, i)"
+      (keydown)="onUlKeyDown($event, i)"
       *ngFor="let line of listLines; let i = index"
-      #liItems
-      (keyup)="onLIKeyUp($event, i)"
-      (blur)="listLines[i]=liItems.innerHTML"
       [innerHTML]="listLines[i]"
     ></li>
   </ul>
+  <div *ngIf="record.type === 'page_sep'" class="hr-wrapper">
+    <hr>
+  </div>
   <div
     *ngIf="record.type === 'database_ref'"
     class="db-wrapper"

src/app/components/editor/host/host.component.scss

@@ -33,3 +33,32 @@
     text-decoration: underline;
   }
 }
+
+.hr-wrapper {
+  margin: 50px 100px;
+
+  & hr {
+    background: #ccc;
+    height: 2px;
+  }
+}
+
+.node-indentation-level-num-1 {
+  margin-left: 15px;
+}
+
+.node-indentation-level-num-2 {
+  margin-left: 30px;
+}
+
+.node-indentation-level-num-3 {
+  margin-left: 45px;
+}
+
+.node-indentation-level-num-4 {
+  margin-left: 60px;
+}
+
+.node-indentation-level-num-5 {
+  margin-left: 75px;
+}

src/app/components/editor/host/host.component.ts

@@ -1,4 +1,4 @@
-import {Component, ElementRef, EventEmitter, Input, OnInit, Output, ViewChild, ViewChildren} from '@angular/core';
+import {Component, ElementRef, EventEmitter, Input, OnChanges, OnInit, Output, ViewChild, ViewChildren} from '@angular/core';
 import HostRecord from '../../../structures/HostRecord';
 
 @Component({
@@ -19,7 +19,18 @@ export class HostComponent implements OnInit {
 
   constructor() { }
 
-  ngOnInit() {}
+  ngOnInit() {
+    if ( this.record.type === 'ul' ) {
+      const values = JSON.parse(this.record.value);
+      values.forEach(group => this.listLines.push(group.value));
+      setTimeout(() => {
+        values.forEach((group, i) => {
+          const el = this.liItems.toArray()[i].nativeElement;
+          el.className += ` node-indentation-level-num-${group.indentationLevel}`;
+        });
+      }, 0);
+    }
+  }
 
   onRecordChange($event) {
     this.recordChange.emit($event);
@@ -27,13 +38,13 @@ export class HostComponent implements OnInit {
 
   onKeyUp($event) {
     const innerText = this.hostContainer.nativeElement.innerText.trim()
-    if ( $event.code === 'Enter'
+    if ( $event.code === 'Enter' && this.record.isNorm() && !$event.shiftKey
         && ( this.record.type !== 'block_code'
-        || (innerText.endsWith('```') && (innerText.match(/`/g) || []).length >= 6)
+        || (innerText.endsWith('```') && (innerText.match(/`/g) || []).length >= 6) // TODO don't add new if cursor in block
         )
     ) {
-      this.newHostRequested.emit(this);
       this.hostContainer.nativeElement.innerText = this.hostContainer.nativeElement.innerText.trim();
+      this.newHostRequested.emit(this);
     } else if ( $event.code === 'Backspace' && !this.hostContainer.nativeElement.innerText.trim() ) {
       this.destroyHostRequested.emit(this);
     }
@@ -50,60 +61,119 @@ export class HostComponent implements OnInit {
       this.record.type = 'block_code';
     } else if ( innerText.startsWith('http') ) {
       this.record.type = 'click_link';
-    } else if ( false && innerText.startsWith('-') || innerText.startsWith(' -') ) {
-      // this.record.type = 'ul';
+    } else if ( innerText === '---' ) {
+      this.record.type = 'page_sep';
+    } else if ( innerText.startsWith('-') || innerText.startsWith(' -') ) {
+      this.record.type = 'ul';
       this.listLines = [this.record.value];
       setTimeout(() => {
-        const item = this.liItems.toArray()[0].nativeElement;
-        const s = window.getSelection();
-        const r = document.createRange();
-        r.setStart(item, 0);
-        r.setEnd(item, 0);
-        s.removeAllRanges();
-        s.addRange(r);
+        this.focusStart(this.liItems.toArray()[0].nativeElement);
       }, 0);
     }
   }
 
-  onRequestDelete($event) {
-    this.destroyHostRequested.emit(this);
+  onUlKeyDown($event, index) {
+    if ( $event.code === 'Tab' ) {
+      $event.preventDefault();
+      const elem = this.liItems.toArray()[index];
+      let currentLevel = 0;
+
+      elem.nativeElement.className.split(' ').some(x => {
+        if ( x.startsWith('node-indentation-level-num-') ) {
+          currentLevel = Number(x.replace('node-indentation-level-num-', ''));
+          return true;
+        }
+      });
+
+      const newLevel = $event.shiftKey ? currentLevel - 1 : currentLevel + 1;
+      if ( newLevel <= 5 && newLevel >= 0 ) {
+        const existing = elem.nativeElement.className.split(' ').filter(x => !x.startsWith('node-indentation-level-num-'));
+        existing.push(`node-indentation-level-num-${newLevel}`);
+
+        elem.nativeElement.className = existing.join(' ');
+      }
+    }
   }
 
-  onLIKeyUp($event, i) {
-    if ( $event.code === 'Enter' ) {
-      /*const newListLines = [];
-      this.liItems.forEach((li, index) => {
-        newListLines.push(li.nativeElement.innerText.trim());
-        if ( index === i ) {
-          newListLines.push('');
+  onUlKeyUp($event, i) {
+    if ( $event.code === 'Enter' && !$event.shiftKey ) {
+      const e = this.liItems.toArray()[i].nativeElement;
+      e.innerText = e.innerText.trim();
+      if ( this.liItems.toArray()[i].nativeElement.innerText.trim() === '' ) {
+        this.newHostRequested.emit(this);
+      } else {
+        this.listLines.push('');
+        setTimeout(() => {
+          this.focusStart(this.liItems.toArray()[i + 1].nativeElement);
+
+          let newLevel = 0;
+          this.liItems.toArray()[i].nativeElement.className.split(' ').some(x => {
+            if ( x.startsWith('node-indentation-level-num-') ) {
+              newLevel = Number(x.replace('node-indentation-level-num-', ''));
+              return true;
+            }
+          });
+
+          const classes = this.liItems.toArray()[i + 1].nativeElement.className
+              .split(' ')
+              .filter(x => !x.startsWith('node-indentation-level-num-'));
+          classes.push(`node-indentation-level-num-${newLevel}`);
+          this.liItems.toArray()[i + 1].nativeElement.className = classes.join(' ');
+        }, 0);
+      }
+    } else if ( $event.code === 'Backspace' && this.liItems.toArray()[i].nativeElement.innerText.trim() === '' ) {
+      const newLines = [];
+      this.liItems.toArray().forEach((elem, index) => {
+        if ( index !== i ) {
+          newLines.push(elem.innerText ? elem.innerText.trim() : '');
         }
       });
 
-      this.listLines = newListLines;*/
-      // this.listLines[i] = this.liItems[i].innerText.trim()
-      // const newLines = []
-      // this.listLines.forEach((rec, x) => {
-      //   newLines.push(rec.trim());
-      //   if ( i === x ) {
-      //     newLines.push('');
-      //   }
-      // })
-
-
-      // this.listLines = newLines;
-
-      // setTimeout(() => {
-      //   const item = this.liItems.toArray()[i + 1].nativeElement;
-      //   const s = window.getSelection();
-      //   const r = document.createRange();
-      //   r.setStart(item, 0);
-      //   r.setEnd(item, 0);
-      //   s.removeAllRanges();
-      //   s.addRange(r);
-      // }, 10);
+      this.listLines = newLines;
+
+      if ( i === 0 && this.listLines.length === 0 ) {
+        this.destroyHostRequested.emit(this);
+      } else {
+        setTimeout(() => {
+          this.focusEnd(this.liItems.toArray()[i - 1].nativeElement);
+        }, 0);
+      }
+    } else if ( $event.code === 'ArrowDown' ) {
+      const liArr = this.liItems.toArray();
+      if ( liArr.length > i + 1 ) {
+        setTimeout(() => {
+          this.focusStart(this.liItems.toArray()[i + 1].nativeElement);
+        }, 0);
+      }
+    } else if ( $event.code === 'ArrowUp' ) {
+      if ( i !== 0 ) {
+        setTimeout(() => {
+          this.focusStart(this.liItems.toArray()[i - 1].nativeElement);
+        }, 0);
+      }
+    } else {
+      const recordValue = this.liItems.toArray().map(item => {
+        const elem = item.nativeElement;
+        const value = elem.innerText.trim();
+        let indentationLevel = 0;
+        elem.className.split(' ').some(x => {
+          if ( x.startsWith('node-indentation-level-num-') ) {
+            indentationLevel = x.replace('node-indentation-level-num-', '');
+            return true;
+          }
+        });
+
+        return {value, indentationLevel};
+      });
+
+      this.record.value = JSON.stringify(recordValue);
     }
   }
 
+  onRequestDelete($event) {
+    this.destroyHostRequested.emit(this);
+  }
+
   onRequestParentSave($event) {
     this.saveHostRequested.emit(this);
   }
@@ -114,4 +184,48 @@ export class HostComponent implements OnInit {
     }
   }
 
+  takeFocus(fromTop = true) {
+    if ( this.record.type === 'ul' ) {
+      if ( fromTop ) {
+        this.focusStart(this.liItems.toArray()[0].nativeElement);
+      } else {
+        this.focusEnd(this.liItems.toArray().reverse()[0].nativeElement);
+      }
+    } else {
+      if ( fromTop ) {
+        this.focusStart(this.hostContainer.nativeElement);
+      } else {
+        this.focusEnd(this.hostContainer.nativeElement);
+      }
+    }
+  }
+
+  // TODO return an observable here, probably
+  focusEnd(item) {
+      const s = window.getSelection();
+      const r = document.createRange();
+      r.setStart(item, 0);
+      r.setEnd(item, 0);
+      s.removeAllRanges();
+      s.addRange(r);
+  }
+
+  // TODO return an observable here, probably
+  focusStart(item) {
+      const s = window.getSelection();
+      const r = document.createRange();
+      r.setStart(item, 0);
+      r.setEnd(item, 0);
+      s.removeAllRanges();
+      s.addRange(r);
+
+      setTimeout(() => {
+        const r2 = document.createRange();
+        r2.selectNodeContents(item);
+        r2.collapse(false);
+        const s2 = window.getSelection();
+        s2.removeAllRanges();
+        s2.addRange(r2);
+      }, 0);
+  }
 }

src/app/components/editor/node-picker/node-picker.component.html

@@ -19,6 +19,10 @@
     <ion-icon slot="start" name="alert"></ion-icon>
     <ion-label>Heading 4</ion-label>
   </ion-item>
+  <ion-item button (click)="onSelect('ul')">
+    <ion-icon slot="start" name="list"></ion-icon>
+    <ion-label>Unordered List</ion-label>
+  </ion-item>
   <ion-item button (click)="onSelect('block_code')">
     <ion-icon slot="start" name="information"></ion-icon>
     <ion-label>Monospace Block</ion-label>
@@ -39,4 +43,8 @@
     <ion-icon slot="start" name="document"></ion-icon>
     <ion-label>Upload Files</ion-label>
   </ion-item>
+  <ion-item button (click)="onSelect('page_sep')">
+    <ion-icon slot="start" name="remove"></ion-icon>
+    <ion-label>Horizontal Row</ion-label>
+  </ion-item>
 </ion-list>

src/app/pages/editor/editor.page.html

@@ -16,7 +16,7 @@
 
   <ion-content>
     <ng-container>
-      <div class="editor-root ion-padding">
+      <div class="editor-root ion-padding" style="padding: 30px 80px;">
         <div class="host-container ion-padding">
           <editor-host #editorHosts *ngFor="let record of hostRecords; let i = index" [record]="hostRecords[i]" (recordChange)="onHostRecordChange($event, i)"
             (newHostRequested)="onNewHostRequested($event)" (destroyHostRequested)="onDestroyHostRequested($event)"
@@ -24,7 +24,7 @@
           </editor-host>
         </div>
       </div>
-      <div class="editor-buttons">
+      <div class="editor-buttons" style="margin-bottom: 50px;">
         <ion-button (click)="onAddClick($event)" class="ion-padding ion-margin-start" fill="outline" color="medium">Add Node</ion-button>
         <ion-button (click)="onSaveClick()" class="ion-padding" fill="outline" color="medium">Save</ion-button>
       </div>

src/app/pages/editor/editor.page.ts

@@ -62,16 +62,15 @@ export class EditorPage implements OnInit {
       const hostRec = new HostRecord(defValue);
       hostRec.type = arg.data;
       hostRec.PageId = this.pageRecord.UUID;
+
+      if ( hostRec.type === 'ul' ) {
+        hostRec.value = JSON.stringify([{value: '', indentationLevel: 0}]);
+      }
+
       this.hostRecords.push(hostRec);
       if ( hostRec.isNorm() ) {
         setTimeout(() => {
-          const host = this.editorHosts.toArray().reverse()[0].hostContainer.nativeElement;
-          const s = window.getSelection();
-          const r = document.createRange();
-          r.setStart(host, defValue.length);
-          r.setEnd(host, defValue.length);
-          s.removeAllRanges();
-          s.addRange(r);
+          this.editorHosts.toArray().reverse()[0].takeFocus();
         }, 0);
       } else {
         this.onSaveClick();
@@ -96,6 +95,8 @@ export class EditorPage implements OnInit {
       return '```';
     } else if ( type === 'click_link' ) {
       return 'https://';
+    } else if ( type === 'page_sep' ) {
+      return '---';
     } else {
       return '';
     }
@@ -115,15 +116,8 @@ export class EditorPage implements OnInit {
     this.hostRecords = newHosts;
 
     setTimeout(() => {
-      const host = this.editorHosts.toArray()[insertAfter + 1].hostContainer.nativeElement;
-      const s = window.getSelection();
-      const r = document.createRange();
-      r.setStart(host, 0);
-      r.setEnd(host, 0);
-      s.removeAllRanges();
-      s.addRange(r);
+      this.editorHosts.toArray()[insertAfter + 1].takeFocus();
     }, 0);
-
   }
 
   onDestroyHostRequested($event) {
@@ -148,14 +142,10 @@ export class EditorPage implements OnInit {
         focusIndex = removedIndex - 1;
       }
 
+      console.log({removedIndex, focusIndex, edHArr: this.editorHosts.toArray()});
+
       if ( focusIndex >= 0 ) {
-        const host = this.editorHosts.toArray()[focusIndex].hostContainer.nativeElement;
-        const s = window.getSelection();
-        const r = document.createRange();
-        r.setStart(host, 0);
-        r.setEnd(host, 0);
-        s.removeAllRanges();
-        s.addRange(r);
+        this.editorHosts.toArray()[focusIndex].takeFocus(false);
       }
     }, 0);
   }
@@ -167,7 +157,6 @@ export class EditorPage implements OnInit {
         index = i;
       }
     });
-
     return index;
   }
 

src/app/structures/HostRecord.ts

@@ -1,6 +1,9 @@
 export default class HostRecord {
     public value = '';
-    public type: 'paragraph'|'header1'|'header2'|'header3'|'header4'|'block_code'|'click_link'|'database_ref'|'ul'|'code_ref'|'file_ref' = 'paragraph';
+    public type: 'paragraph'
+        |'header1'|'header2'|'header3'|'header4'
+        |'block_code'|'click_link'|'database_ref'
+        |'ul'|'code_ref'|'file_ref'|'page_sep' = 'paragraph';
 
     public CreatedAt: string;
     public PageId: string;
@@ -13,7 +16,7 @@ export default class HostRecord {
     }
 
     public isNorm() {
-        return ['paragraph', 'header1', 'header2', 'header3', 'header4', 'block_code', 'click_link'].includes(this.type);
+        return ['paragraph', 'header1', 'header2', 'header3', 'header4', 'block_code', 'click_link', 'page_sep'].includes(this.type);
     }
 
     load(data: any) {