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first commit, version 1.0.0
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‎lib/slack_html.dart

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library slack_html;
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import 'dart:html';
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import 'package:slack/src/slacksrc.dart';
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export 'package:slack/src/slacksrc.dart';
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/**
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* Posts a Slack message to the properly authenticated Slack token.
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* The messages will go to whatever channel the token was set up for.
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*/
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send(Message m) {
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String outurl = 'https://' + team + '.slack.com/services/hooks/incoming-webhook?token=' + token;
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String payload = m.toString();
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HttpRequest.postFormData(outurl,{'payload' : payload});
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}
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‎lib/slack_io.dart

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library slack_io;
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import 'package:http/http.dart' as http;
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import 'package:slack/src/slacksrc.dart';
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export 'package:slack/src/slacksrc.dart';
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/**
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* Posts a Slack message to the properly authenticated Slack token.
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* The messages will go to whatever channel the token was set up for.
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*/
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send(Message m) {
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String outurl = 'https://' + team + '.slack.com/services/hooks/incoming-webhook?token=' + token;
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String payload = m.toString();
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http.post(outurl, body: {'payload' : payload});
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}

‎lib/src/slacksrc.dart

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import 'dart:convert';
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String token, team;
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// A message passed between your app and slack.
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class Message {
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// Basic message vars
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String text;
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String username;
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String icon_url;
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String icon_emoji;
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/*
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* Any number of attachments
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* can be added to the message
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*/
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List <Attachment> attachments;
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String toString() {
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Map message = new Map();
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if (text != null)
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message['text'] = text;
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if (username != null)
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message['username'] = username;
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if (icon_url != null)
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message['icon_url'] = icon_url;
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if (icon_emoji != null)
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message['icon_emoji'] = icon_emoji;
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if (attachments != null) {
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List attached_maps = [];
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for (Attachment a in attachments)
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attached_maps.add(a.toMap());
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message['attachments'] = attached_maps;
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}
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return JSON.encoder.convert(message);
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}
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}
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class Attachment {
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String fallback; // Required
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String pretext;
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String text;
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String color; // 'good', 'warning', 'danger' or hex.
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Map<String,String> fields;
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String toString() {
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return JSON.encoder.convert(this.toMap());
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}
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Map toMap() {
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Map attachment = new Map()
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..['fallback'] = fallback;
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if (pretext != null)
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attachment['pretext'] = pretext;
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if (text != null)
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attachment['text'] = text;
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if (color != null)
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attachment['color'] = color;
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if (fields != null)
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attachment['fields'] = fields;
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return attachment;
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}
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}

‎pubspec.yaml

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name: slack
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version: 1.0.0
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author: Paul VanKeuren <paul.vankeuren@gmail.com>
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description: |-
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Package for accessing and utilizing the Slack webhook API.
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Currently only works for 'incoming webhooks'
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homepage: www.google.com/+PaulVanKeuren
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dependencies:
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http: any
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dev_dependencies:
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browser: any

‎test/test_html.dart

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import 'package:slack/slack_html.dart';
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main() {
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token = 'oaV4CYX5OLlfwO3gciyhBxB8';
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team = 'cou';
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Message m = new Message()
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..username = 'Street Spirit'
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..text = 'I am a spirit!'
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..icon_url = 'http://childrenofur.com/assets/street_spirit.png';
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send(m);
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print(m);
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}

‎test/test_html.html

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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>test_html</title>
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</head>
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<body>
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<p id="text"></p>
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<script type="application/dart" src="test_html.dart"></script>
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<!-- for this next line to work, your pubspec.yaml file must have a dependency on 'browser' -->
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<script src="packages/browser/dart.js"></script>
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</body>
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</html>

‎test/test_io.dart

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import 'package:slack/slack_io.dart';
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main() {
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token = 'oaV4CYX5OLlfwO3gciyhBxB8';
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team = 'cou';
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Message m = new Message()
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..username = 'Street Spirit'
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..text = 'I am a spirit!'
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..icon_url = 'http://childrenofur.com/assets/street_spirit.png';
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print(send(m));
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}

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