Further work on Et2VfsSelect

- Button opens dialog & handles action
- Button shows feedback while processing
- Fix dialog flex spacing
- Fix dialog re-use was not clean

api/js/etemplate/Et2Vfs/Et2VfsSelect.styles.ts

@@ -14,7 +14,7 @@ export default css`
 	}
 
 	.vfs_select__listbox {
-		flex: 1 1 auto;
+		flex: 2 1 auto;
 		min-height: 15em;
 		overflow-y: auto;
 	}
@@ -49,4 +49,8 @@ export default css`
 	.vfs_select__mimefilter {
 		flex: 0 0;
 	}
+
+	:host::part(form-control-help-text) {
+		flex-basis: min-content !important;
+	}
 `;

api/js/etemplate/Et2Vfs/Et2VfsSelectButton.ts

@@ -11,7 +11,8 @@ import {Et2InputWidget} from "../Et2InputWidget/Et2InputWidget";
 import {html, LitElement, nothing} from "lit";
 import {HasSlotController} from "../Et2Widget/slot";
 import {property} from "lit/decorators/property.js";
-import {FileInfo} from "./Et2VfsSelectDialog";
+import {Et2VfsSelectDialog, FileInfo} from "./Et2VfsSelectDialog";
+import {waitForEvent} from "../Et2Widget/event";
 
 /**
  * @summary Button to open a file selection dialog, and return the selected path(s) as a value
@@ -75,44 +76,90 @@ export class Et2VfsSelectButton extends Et2InputWidget(LitElement)
 	 */
 	@property() method : string = "";
 	/** ID passed to method */
-	@property() method_id : string;
+	@property({type: String, reflect: true}) methodId : string;
 
 	protected readonly hasSlotController = new HasSlotController(this, '');
+	protected processingPromise : Promise<FileActionResult> = null;
 
-	//private _dialog : Et2VfsSelectDialog = this.shadowRoot.querySelector("et2-vfs-select-dialog") ?? null;
+	get _dialog() : Et2VfsSelectDialog {return this.shadowRoot.querySelector("et2-vfs-select-dialog") ?? null};
 
 	constructor()
 	{
 		super();
 		this.handleClick = this.handleClick.bind(this);
-		this.handleDialogClose = this.handleDialogClose.bind(this);
 	}
 
 	protected handleClick(event)
 	{
-		const dialog : any = this.shadowRoot.querySelector("et2-vfs-select-dialog");
+		if(this._dialog && typeof this._dialog.show == "function")
-		if(dialog && typeof dialog.show == "function")
 		{
-			dialog.show();
+			this._dialog.show();
+			// Avoids dialog showing old value if reused
+			this._dialog.requestUpdate("value");
+
+			// This is were we bind to get informed when user closes the dialog
+			waitForEvent(this._dialog, "sl-after-show").then(async() =>
+			{
+				this.processDialogComplete(await this._dialog.getComplete());
+			});
 		}
 	}
 
-	protected handleDialogClose(event)
+	protected processDialogComplete([button, paths])
 	{
-		debugger;
+		// Cancel or close do nothing
-		this.value = dialog.value ?? [];
+		if(!button)
+		{
+			return;
+		}
+
+		const oldValue = this.value;
+		this.value = paths ?? [];
+		this.requestUpdate("value", oldValue);
 
 		if(this.method && this.method == "download")
 		{
 			// download
+			this.value.forEach(path =>
+			{
+				this.egw().open_link(this._dialog.fileInfo(path)?.downloadUrl, "blank", "view", 'download');
+			});
 		}
 		else if(this.method)
 		{
 			this.sendFiles();
 		}
+		this.updateComplete.then(() =>
+		{
+			this.dispatchEvent(new Event("change", {bubbles: true}));
+
+			// Reset value after processing
+			if(this.method)
+			{
+				this.value = [];
+				this.requestUpdate("value");
+			}
+		})
 	}
 
 	protected sendFiles()
+	{
+		this.processingPromise = this.egw().request(
+			this.method,
+			[this.methodId, this.value/*, submit_button_id, savemode*/]
+		).then((data) =>
+			{
+				this.processingPromise = null;
+
+				// UI update now that we're done
+				this.requestUpdate();
+				return {success: true};
+			}
+		);
+
+		// UI update, we're busy
+		this.requestUpdate();
+	}
 
 	protected dialogTemplate()
 	{
@@ -126,9 +173,7 @@ export class Et2VfsSelectButton extends Et2InputWidget(LitElement)
                     .filename=${this.filename ?? nothing}
                     .mime=${this.mime ?? nothing}
                     .buttonLabel=${this.buttonLabel ?? nothing}
-                    @close=${this.handleDialogClose}
             >
-
             </et2-vfs-select-dialog>
 		`;
 	}
@@ -137,14 +182,18 @@ export class Et2VfsSelectButton extends Et2InputWidget(LitElement)
 	render()
 	{
 		const hasUserDialog = this.hasSlotController.test("[default]");
+		const processing = this.processingPromise !== null;
+		const image = processing ? "" : (this.image || "filemanager/navbar");
 
 		return html`
-            <et2-button image=${this.image || "filemanager/navbar"}
+            <et2-button image=${image}
                         ?disabled=${this.disabled}
-                        ?readonly=${this.readonly}
+                        ?readonly=${this.readonly || processing}
                         .noSubmit=${true}
                         @click=${this.handleClick}
             >
+                ${processing ? html`
+                    <sl-spinner></sl-spinner>` : nothing}
             </et2-button>
             <slot>${hasUserDialog ? nothing : this.dialogTemplate()}</slot>
 		`;
@@ -152,3 +201,9 @@ export class Et2VfsSelectButton extends Et2InputWidget(LitElement)
 }
 
 customElements.define("et2-vfs-select", Et2VfsSelectButton);
+
+export interface FileActionResult
+{
+	success : boolean,
+	message? : string
+}

api/js/etemplate/Et2Vfs/Et2VfsSelectDialog.ts

@@ -177,7 +177,6 @@ export class Et2VfsSelectDialog extends Et2InputWidget(LitElement) implements Se
 		// Use filemanager translations
 		this.egw().langRequireApp(this.egw().window, "filemanager", () => {this.requestUpdate()});
 
-		this.handleButtonClick = this.handleButtonClick.bind(this);
 		this.handleCreateDirectory = this.handleCreateDirectory.bind(this);
 		this.handleSearchKeyDown = this.handleSearchKeyDown.bind(this);
 	}
@@ -266,6 +265,17 @@ export class Et2VfsSelectDialog extends Et2InputWidget(LitElement) implements Se
 		return parts.join('/') || '/';
 	}
 
+	/**
+	 * Get file information of currently displayed paths
+	 *
+	 * Returns null if the path is not currently displayed
+	 * @param _path
+	 */
+	public fileInfo(_path)
+	{
+		return this._fileList.find(f => f.path == _path);
+	}
+
 	/**
 	 * Shows the dialog.
 	 */
@@ -292,11 +302,13 @@ export class Et2VfsSelectDialog extends Et2InputWidget(LitElement) implements Se
 		return this._dialog.hide();
 	}
 
-	getComplete() : Promise<string[]>
+	getComplete() : Promise<[number, Object]>
 	{
-		return this._dialog.getComplete().then(() =>
+		return this._dialog.getComplete().then((value) =>
 		{
-			return this.value;
+			// Overwrite dialog's value with what we say
+			value[1] = this.value;
+			return value
 		});
 	}
 
@@ -459,12 +471,6 @@ export class Et2VfsSelectDialog extends Et2InputWidget(LitElement) implements Se
 		}
 	}
 
-	protected handleButtonClick(event : MouseEvent)
-	{
-		this.open = false;
-		this.requestUpdate("open", true);
-	}
-
 	/**
 	 * Create a new directory in the current one
 	 * @param {MouseEvent | KeyboardEvent} event
@@ -680,8 +686,8 @@ export class Et2VfsSelectDialog extends Et2InputWidget(LitElement) implements Se
 		}
 
 		const buttons = [
-			{id: "ok", label: this.buttonLabel, image: image},
+			{id: "ok", label: this.buttonLabel, image: image, button_id: Et2Dialog.OK_BUTTON},
-			{id: "cancel", label: "cancel", image: "cancel"}
+			{id: "cancel", label: "cancel", image: "cancel", button_id: Et2Dialog.CANCEL_BUTTON}
 		];
 
 		return html`
@@ -689,13 +695,13 @@ export class Et2VfsSelectDialog extends Et2InputWidget(LitElement) implements Se
 		{
 			return html`
                     <et2-button id=${button.id}
+                                button_id=${button.button_id}
                                 class="et2_button et2_vfs__button"
                                 label=${button.label}
                                 variant=${index == 0 ? "primary" : "default"}
                                 slot="footer"
                                 .image=${ifDefined(button.image)}
                                 .noSubmit=${true}
-                                @click=${this.handleButtonClick}
                     >${button.label}
                     </et2-button>
                 `
@@ -794,5 +800,7 @@ export interface FileInfo
 	isDir : boolean,
 	path? : string,
 	// We want to show it, but not act with it.  File is disabled for the UI
-	disabled? : boolean
+	disabled? : boolean,
+	// Direct download link
+	downloadUrl? : string
 }

api/src/Etemplate/Widget/Vfs.php

@@ -644,12 +644,14 @@ class Vfs extends File
 			$path = $path['path'] ?? $path;
 			$is_dir = $path['isDir'] ?? Api\Vfs::is_dir($path);
 			$mime = $path['mime'] ?? Api\Vfs::mime_content_type($path);
+			$download = $path['download_url'] ?? Api\Vfs::download_url($path);
 
 			$response['files'][] = array(
 				'name'  => $name,
 				'path'  => $path,
 				'mime'  => $mime,
-				'isDir' => $is_dir
+				'isDir'       => $is_dir,
+				'downloadUrl' => $download
 			);
 		}
 		Json\Response::get()->data($response);