From 88babfd1f61feda18a7356d497a7bb85a178746f Mon Sep 17 00:00:00 2001
From: Dan Percic <dan.percic.ext@knecon.com>
Date: Tue, 20 Jun 2023 14:44:03 +0300
Subject: [PATCH] RED-3800 add dialog components

---
 .../iqser-dialog-component.directive.ts       | 44 +++++++++++++++++++
 src/lib/dialog/iqser-dialog.service.ts        | 44 +++++++++++++++++++
 2 files changed, 88 insertions(+)
 create mode 100644 src/lib/dialog/iqser-dialog-component.directive.ts
 create mode 100644 src/lib/dialog/iqser-dialog.service.ts

diff --git a/src/lib/dialog/iqser-dialog-component.directive.ts b/src/lib/dialog/iqser-dialog-component.directive.ts
new file mode 100644
index 0000000..7f10939
--- /dev/null
+++ b/src/lib/dialog/iqser-dialog-component.directive.ts
@@ -0,0 +1,44 @@
+import { Directive, HostListener, inject } from '@angular/core';
+import { MAT_DIALOG_DATA, MatDialog, MatDialogRef } from '@angular/material/dialog';
+import { takeUntilDestroyed } from '@angular/core/rxjs-interop';
+
+const DATA_TYPE_SYMBOL = Symbol.for('DATA_TYPE');
+const RETURN_TYPE_SYMBOL = Symbol.for('RETURN_TYPE');
+
+export type DATA_TYPE = typeof DATA_TYPE_SYMBOL;
+export type RETURN_TYPE = typeof RETURN_TYPE_SYMBOL;
+
+@Directive()
+export abstract class IqserDialogComponent<ComponentType, DataType, ReturnType> {
+    readonly [DATA_TYPE_SYMBOL]!: DataType;
+    readonly [RETURN_TYPE_SYMBOL]!: ReturnType;
+
+    readonly dialogRef = inject(MatDialogRef<ComponentType, ReturnType>);
+    readonly data = inject<DataType>(MAT_DIALOG_DATA);
+    readonly dialog = inject(MatDialog);
+
+    constructor() {
+        this.dialogRef
+            .backdropClick()
+            .pipe(takeUntilDestroyed())
+            // eslint-disable-next-line rxjs/no-ignored-subscription
+            .subscribe(() => this.close());
+    }
+
+    @HostListener('window:keydown.Escape', ['$event'])
+    onEscape(): void {
+        if (this.dialog.openDialogs.length === 1) {
+            this.close();
+        }
+    }
+
+    close(dialogResult?: ReturnType) {
+        this.dialogRef.close(dialogResult);
+    }
+}
+
+/**
+ * This is for testing only
+ */
+// eslint-disable-next-line @typescript-eslint/no-unused-vars
+class DialogComponentImpl extends IqserDialogComponent<DialogComponentImpl, unknown, unknown> {}
diff --git a/src/lib/dialog/iqser-dialog.service.ts b/src/lib/dialog/iqser-dialog.service.ts
new file mode 100644
index 0000000..760adc9
--- /dev/null
+++ b/src/lib/dialog/iqser-dialog.service.ts
@@ -0,0 +1,44 @@
+import { inject, Injectable } from '@angular/core';
+import { MatDialog, MatDialogConfig, MatDialogRef } from '@angular/material/dialog';
+import { ComponentType } from '@angular/cdk/portal';
+import { firstValueFrom } from 'rxjs';
+import { DATA_TYPE, IqserDialogComponent, RETURN_TYPE } from './iqser-dialog-component.directive';
+import { defaultDialogConfig, largeDialogConfig } from './dialog.service';
+
+@Injectable({
+    providedIn: 'root',
+})
+export class IqserDialog {
+    protected readonly _dialog = inject(MatDialog);
+
+    open<
+        Component extends IqserDialogComponent<Component, unknown, unknown>,
+        Data extends Component[DATA_TYPE],
+        Return extends Component[RETURN_TYPE],
+    >(dialog: ComponentType<Component>, config?: MatDialogConfig<Data>) {
+        const ref = this._dialog.open<Component, Data, Return>(dialog, config);
+        return {
+            ...ref,
+            result() {
+                console.log('result');
+                return firstValueFrom(ref.afterClosed());
+            },
+        } as MatDialogRef<Component, Return> & { result(): Promise<Return> };
+    }
+
+    openLarge<
+        Component extends IqserDialogComponent<Component, unknown, unknown>,
+        Data extends Component[DATA_TYPE],
+        Return extends Component[RETURN_TYPE],
+    >(dialog: ComponentType<Component>, config?: MatDialogConfig<Data>) {
+        return this.open<Component, Data, Return>(dialog, { ...largeDialogConfig, ...config });
+    }
+
+    openDefault<
+        Component extends IqserDialogComponent<Component, unknown, unknown>,
+        Data extends Component[DATA_TYPE],
+        Return extends Component[RETURN_TYPE],
+    >(dialog: ComponentType<Component>, config?: MatDialogConfig<Data>) {
+        return this.open<Component, Data, Return>(dialog, { ...defaultDialogConfig, ...config });
+    }
+}