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Replace front-end with React

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This commit is contained in:
Tom Willemse 2013-06-19 23:51:54 +02:00
parent 024b66d4c7
commit 07fbe5ece2
3 changed files with 214 additions and 102 deletions
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162
js/main.js Normal file
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@ -0,0 +1,162 @@
/** @jsx React.DOM */
var StateIcon = React.createClass({
render: function() {
var icon_names = {"TODO": "icon-check-empty",
"DOING": "icon-sign-blank",
"DONE": "icon-check"};
return <i class={icon_names[this.props.state]}></i>;
}
});
var StoryData = React.createClass({
render: function() {
if (this.props.data) {
return (<div>
Assignee: {this.props.data.Assignee}
<pre>{this.props.data.content}</pre>
</div>);
}
return null;
}
});
var StoryRow = React.createClass({
render: function() {
// A little ugly to get a space, but I don't know of any other
// way.
var state = " " + this.props.story.state;
var sdata = null;
if (this.state.content)
sdata = <StoryData data={this.state.content} />;
return (
<tr>
<td>
<StateIcon state={this.props.story.state} />
{state}
</td>
<td>
<a id={this.props.story.id} onClick={this.handleClick}>
As a {this.props.story.role}, I
{this.props.story.necessity} to
{this.props.story.title}
</a>
<br />
{sdata}
</td>
</tr>
);
},
getInitialState: function() {
return {content: null};
},
handleClick: React.autoBind(function(event) {
if (!!this.state.content) {
this.setState({content: null});
return;
}
var self = this;
$.get('/stories/' + this.props.story.id, null,
function (data, textStatus, jqXHR) {
self.setState({content: data});
}, 'json');
})
});
var StoryTable = React.createClass({
loadStoriesFromServer: function() {
$.ajax({
url: this.props.url,
mimeType: 'textPlain',
success: function(data) {
this.setState({data: eval(data)});
}.bind(this)
});
},
getInitialState: function() {
return {data: []};
},
componentWillMount: function() {
this.loadStoriesFromServer();
setInterval(
this.loadStoriesFromServer.bind(this),
this.props.pollInterval
);
},
render: function() {
var storyNodes = this.state.data.map(function (story) {
return <StoryRow story={story} />;
});
return (
<table class="table table-striped">
{storyNodes}
</table>
);
}
});
var StoryForm = React.createClass({
handleSubmit: React.autoBind(function() {
var role = this.refs.role.getDOMNode().value.trim();
var necessity = this.refs.necessity.getDOMNode().value.trim();
var headline = this.refs.headline.getDOMNode().value.trim();
this.props.onStorySubmit({role: role,
necessity: necessity,
headline: headline});
this.refs.role.getDOMNode().value = '';
this.refs.necessity.getDOMNode().value = '';
this.refs.headline.getDOMNode().value = '';
return false;
}),
render: function() {
return (
<form onSubmit={this.handleSubmit}>
<fieldset>
<legend class="toggle">New story</legend>
<div id="new-story">
<div class="input-prepend input-append">
<span class="add-on">As a </span>
<input type="text" class="input-medium" ref="role" />
<span class="add-on"> I </span>
<input type="text" class="input-mini" ref="necessity" />
<span class="add-on"> to </span>
<input type="text" class="input-xxlarge" ref="headline" />
<button class="btn" type="submit">!</button>
</div>
</div>
</fieldset>
</form>
);
}
});
var StoryPage = React.createClass({
handleStorySubmit: React.autoBind(function (story) {
$.ajax({
url: "/stories/new/",
type: "POST",
data: story,
dataType: 'json',
mimeType: 'textPlain'
});
}),
render: function() {
return (
<div>
<StoryTable url="/stories/" pollInterval={5000} />
<StoryForm onStorySubmit={this.handleStorySubmit} />
</div>
);
}
});
React.renderComponent(
<StoryPage />,
document.getElementById('content')
);

24
js/scrumelo.js
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@ -1,24 +0,0 @@
(function ($) {
$(document).ready(function () {
$(".hide").hide();
$(".toggle").click(function () {
$(document.getElementById($(this).data("show"))).toggle();
});
});
})(jQuery);
function get_story_info(element) {
var id = element.id;
var data_element = $(element).parent().find(".data");
if (data_element.length > 0)
data_element.remove();
else
$.get('/stories/' + id, null,
function (data, textStatus, jqXHR) {
$(element).after("<div class=\"data\">" +
"Assignee: " + data.Assignee +
"<pre>" + data.content + "</pre>" +
"</div>");
}, 'json');
}

108
scrumelo.el
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@ -1,4 +1,4 @@
;;; scrumelo.el --- Scrum with elnode and org-mode
;;; scrumelo.el --- Scrum with elnode and org-mode -*- lexical-binding: t -*-
;; Copyright (C) 2013 Tom Willemse
@ -9,6 +9,7 @@
;; A scrum web app.
(require 'cl-lib)
(require 'elnode)
(require 'esxml)
(require 'org)
@ -40,13 +41,21 @@
"http://code.jquery.com/jquery-2.0.0.min.js"
"The location of the jQuery JS file.")
(defvar scrumelo-react-js-location
"http://cdnjs.cloudflare.com/ajax/libs/react/0.3.2/react.min.js"
"The location of the React JS file.")
(defvar scrumelo-jsxtransformer-js-location
"http://cdnjs.cloudflare.com/ajax/libs/react/0.3.2/JSXTransformer.js"
"The location of the JSX Transformer JS file.")
(defmacro with-scrumelo-http-params (params httpcon &rest body)
"Bind parameters PARAMS from HTTPCON and execute BODY."
(declare (indent 2))
`(let (,@(mapcar (lambda (p)
`(,p (elnode-http-param ,httpcon ,(symbol-name p))))
params))
,@body))
(put 'with-scrumelo-http-params 'lisp-indent-function 2)
(defun scrumelo--css (href)
"Return a link pointing to HREF."
@ -66,70 +75,12 @@
"Return a list of all required JS files."
(list (scrumelo--js scrumelo-bootstrap-js-location)
(scrumelo--js scrumelo-jquery-js-location)
(scrumelo--js scrumelo-react-js-location)
(scrumelo--js scrumelo-jsxtransformer-js-location)
(scrumelo--js "js/scrumelo.js")))
(defun scrumelo--story ()
"Return a description of the current org heading as a scrum story."
(format "As a %s, I %s to %s" (org-entry-get (point) "Role")
(org-entry-get (point) "Necessity")
(nth 4 (org-heading-components))))
(defun scrumelo--task-state-class (state)
"Return the correct icon class for STATE."
(cdr (assoc state '(("TODO" . "icon-check-empty")
("DOING" . "icon-sign-blank")
("DONE" . "icon-check")))))
(defun scrumelo--story-row ()
"Return a table row for the current org headline."
(let ((state (org-entry-get (point) "TODO")))
`(tr (td (i (@ (class ,(scrumelo--task-state-class state))) "")
" " ,state)
(td (a (@ (id ,(org-id-get))
(onclick "return get_story_info(this)"))
,(scrumelo--story))))))
(defun scrumelo--maybe-story-row ()
"If looking at a top level heading, return a table row for it."
(when (= (car (org-heading-components)) 1)
(scrumelo--story-row)))
(defun scrumelo--inner-story-table (buffer)
"Return the inner part of the story table for BUFFER."
(with-current-buffer buffer
(delq nil (org-map-entries
'scrumelo--maybe-story-row nil nil 'comment))))
(defun scrumelo--story-table (buffer)
"Return the story table for BUFFER."
`(table (@ (class "table table-striped"))
,@(scrumelo--inner-story-table buffer)))
(defun scrumelo--new-story-form ()
"Create a form for adding new stories."
`(form (@ (method "POST")
(action "/stories/new/"))
(fieldset
(legend (@ (class "toggle")
(data-show "new-story")) "New story")
(div (@ (id "new-story")
(class "hide")
(style "text-align: center;"))
(div (@ (class "input-prepend input-append"))
(span (@ (class "add-on")) "As a ")
(input (@ (class "input-medium") (type "text")
(name "role")))
(span (@ (class "add-on")) " I ")
(input (@ (class "input-mini") (type "text")
(name "necessity")))
(span (@ (class "add-on")) " to ")
(input (@ (class "input-xxlarge") (type "text")
(name "headline")))
(button (@ (class "btn") (type "submit")) "!"))))))
(defun scrumelo-backlog-page (httpcon)
"Send the backlog overview over HTTPCON."
(let ((buffer (find-file-noselect scrumelo-project-file)))
(elnode-http-start httpcon 200 '("Content-Type" . "text/html"))
(elnode-http-return
httpcon
@ -141,8 +92,9 @@
,@(scrumelo--js-list))
(body
(div (@ (class "container"))
,(scrumelo--story-table buffer)
,(scrumelo--new-story-form)))))))))
(h1 "Backlog")
(div (@ (id "content")) "")
(script (@ (type "text/jsx") (src "js/main.js")) ""))))))))
(defun scrumelo-new-story (httpcon)
"Parse data from HTTPCON and write a new scrum story using it."
@ -176,17 +128,39 @@
(org-end-of-meta-data-and-drawers)
(org-entry-end-position))))))))
(defun scrumelo--org-entry-to-list ()
"Turn an org-entry to json."
(let ((components (org-heading-components)))
(when (= (car components) 1)
`((:id . ,(org-id-get))
(:state . ,(org-entry-get (point) "TODO"))
(:role . ,(org-entry-get (point) "Role"))
(:necessity . ,(org-entry-get (point) "Necessity"))
(:title . ,(nth 4 components))))))
(defun scrumelo-main-json (request)
"Respond to REQUEST with the json info for the main page."
(let ((buffer (find-file-noselect scrumelo-project-file)))
(with-current-buffer buffer
(scrumelo--send-json
request (cl-map 'vector #'identity
(delq nil
(org-map-entries
#'scrumelo--org-entry-to-list
nil nil 'comment)))))))
(defun scrumelo-handler (httpcon)
"Send the right requests in HTTPCON to the right functions."
(elnode-dispatcher
httpcon
`(("^/$" . scrumelo-backlog-page)
("^/js/scrumelo.js" . ,(elnode-make-send-file
(concat scrumelo--base-dir "js/scrumelo.js")))
("^/js/main.js" . ,(elnode-make-send-file
(concat scrumelo--base-dir "js/main.js")))
("^/stories/$" . scrumelo-main-json)
("^/stories/new/$" . scrumelo-new-story)
("^/stories/\\([a-z0-9:-]+\\)/$" . scrumelo-story-json))))
(elnode-start 'scrumelo-handler :port 8028 :host "localhost")
(elnode-start 'scrumelo-handler :port 8028 :host "0.0.0.0")
(provide 'scrumelo)
;;; scrumelo.el ends here