UNPKG

type2docfx

Version:

A tool to convert json format output from TypeDoc to universal reference model for DocFx to consume.

85 lines 3.06 kB
"use strict"; Object.defineProperty(exports, "__esModule", { value: true }); const prompt_1 = require("./prompt"); /** * Prompts a user to upload attachments like images. By default the prompt will return to the * calling dialog a `Attachment[]` but this can be overridden using a custom `PromptValidator`. * * **Example usage:** * * ```JavaScript * const { DialogSet, AttachmentPrompt } = require('botbuilder-dialogs'); * * const dialogs = new DialogSet(); * * dialogs.add('attachmentPrompt', new AttachmentPrompt()); * * dialogs.add('uploadImage', [ * function (context) { * return dialogs.prompt(context, 'attachmentPrompt', `Send me image(s)`); * }, * function (context, attachments) { * context.reply(`Processing ${attachments.length} images.`); * return dialogs.end(context); * } * ]); * ``` */ class AttachmentPrompt { /** * Creates a new instance of the prompt. * * **Example usage:** * * ```JavaScript * dialogs.add('imagePrompt', new AttachmentPrompt((context, values) => { * if (values.length < 1) { * context.reply(`Send me an image or say 'cancel'.`); * return Prompts.resolve(); * } else { * return dialogs.end(context, values); * } * })); * ``` * @param validator (Optional) validator that will be called each time the user responds to the prompt. */ constructor(validator) { this.validator = validator; } begin(context, dialogs, options) { // Persist options const instance = dialogs.getInstance(context); instance.state = options || {}; // Send initial prompt if (instance.state.prompt) { context.reply(prompt_1.formatPrompt(instance.state.prompt, instance.state.speak)); } return Promise.resolve(); } continue(context, dialogs) { // Recognize value const options = dialogs.getInstance(context).state; const values = context.request && context.request.attachments ? context.request.attachments : []; if (this.validator) { // Call validator for further processing return Promise.resolve(this.validator(context, values, dialogs)); } else if (values.length > 0) { // Return recognized values return dialogs.end(context, values); } else { if (options.retryPrompt) { // Send retry prompt to user context.reply(prompt_1.formatPrompt(options.retryPrompt, options.retrySpeak)); } else if (options.prompt) { // Send original prompt to user context.reply(prompt_1.formatPrompt(options.prompt, options.speak)); } return Promise.resolve(); } } } exports.AttachmentPrompt = AttachmentPrompt; //# sourceMappingURL=attachmentPrompt.js.map