Insert sql binding into Azure function quick pick (#16553)

* initial quick pick

* move constants

* remove commented code for now

* addressing comments

* update name

* update name in other places

* remove azure functions from name and rename file

extensions/sql-database-projects/src/dialogs/addSqlBindingQuickpick.ts

@@ -0,0 +1,70 @@
+import * as vscode from 'vscode';
+import * as constants from '../common/constants';
+
+export async function launchAddSqlBindingQuickpick(uri: vscode.Uri | undefined): Promise<void> {
+	if (!uri) {
+		// this command only shows in the command palette when the active editor is a .cs file, so we can safely assume that's the scenario
+		// when this is called without a uri
+		uri = vscode.window.activeTextEditor!.document.uri;
+	}
+
+	// 1. select input or output binding
+	const inputOutputItems: string[] = [constants.input, constants.output];
+
+	const selectedBinding = (await vscode.window.showQuickPick(inputOutputItems, {
+		canPickMany: false,
+		title: constants.selectBindingType,
+		ignoreFocusOut: true
+	}));
+
+	if (!selectedBinding) {
+		return;
+	}
+
+	// get all the azure functions in the file
+	// TODO: get actual functions. Need to add in sqltoolsservice first
+	const azureFunctions = ['af1', 'af2']; //await getAzureFunctions(uri);
+
+	if (azureFunctions.length === 0) {
+		vscode.window.showErrorMessage(constants.noAzureFunctionsInFile);
+		return;
+	}
+
+	// 2. select Azure function from the current file
+	const azureFunctionName = (await vscode.window.showQuickPick(azureFunctions, {
+		canPickMany: false,
+		title: constants.selectAzureFunction,
+		ignoreFocusOut: true
+	}));
+
+	if (!azureFunctionName) {
+		return;
+	}
+
+	// 3. ask for object name for the binding
+	const objectName = await vscode.window.showInputBox({
+		prompt: selectedBinding === constants.input ? constants.sqlObjectToQuery : constants.sqlTableToUpsert,
+		value: constants.placeHolderObject,
+		ignoreFocusOut: true
+	});
+
+	if (!objectName) {
+		return;
+	}
+
+	// 4. ask for connection string setting name
+	// TODO: load local settings from local.settings.json like in LocalAppSettingListStep in vscode-azurefunctions repo
+	const connectionStringSetting = await vscode.window.showInputBox({
+		prompt: constants.connectionStringSetting,
+		placeHolder: constants.connectionStringSettingPlaceholder,
+		ignoreFocusOut: true
+	});
+
+	if (!connectionStringSetting) {
+		return;
+	}
+
+	// TODO: hook up actually adding binding
+	// 5. insert binding
+}
+