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implemented scroll to load more

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This commit is contained in:
jeena 2013-04-10 03:11:04 +02:00
parent 4c22917d8b
commit b210e6ee32
6 changed files with 150 additions and 50 deletions
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12
WebKit/scripts/controller/Mentions.js
View file

@ -33,10 +33,12 @@ function(HostApp, Timeline, URI, Paths, Core) {
}
Mentions.prototype.newStatus = function(statuses) {
Mentions.prototype.newStatus = function(statuses, append) {
Timeline.prototype.newStatus.call(this, statuses);
Timeline.prototype.newStatus.call(this, statuses, append);
/*
if(this.is_not_init) {
this.unread_mentions += statuses.length;
@ -55,10 +57,10 @@ function(HostApp, Timeline, URI, Paths, Core) {
};
}
this.is_not_init = true;
this.is_not_init = true;*/
}
Mentions.prototype.getNewData = function(add_to_search) {
Mentions.prototype.getNewData = function(add_to_search, append) {
add_to_search = add_to_search || {};
@ -66,7 +68,7 @@ function(HostApp, Timeline, URI, Paths, Core) {
add_to_search["mentioned_entity"] = HostApp.stringForKey("entity");
}
Timeline.prototype.getNewData.call(this, add_to_search);
Timeline.prototype.getNewData.call(this, add_to_search, append);
}
Mentions.prototype.mentionRead = function(id, entity) {

38
WebKit/scripts/controller/Profile.js
View file

@ -178,6 +178,8 @@ function(HostApp, Core, Paths, URI) {
Profile.prototype.clear = function() {
this.server = null;
this.before = {id: null, entity: null, loading: false};
this.profile_template.avatar.src = "img/default-avatar.png";
@ -382,9 +384,11 @@ function(HostApp, Core, Paths, URI) {
}
Profile.prototype.getStatuses = function(root_url) {
Profile.prototype.getStatuses = function(root_url, add_search, append) {
var _this = this;
add_search = add_search || {};
var url = URI(root_url + "/posts");
url.addSearch("limit", 20);
@ -395,29 +399,38 @@ function(HostApp, Core, Paths, URI) {
];
url.addSearch("post_types", post_types.join(","));
for(var key in add_search) {
url.addSearch(key, add_search[key]);
}
Paths.getURL(url.toString(), "GET", function(resp) {
var statuses = JSON.parse(resp.responseText);
_this.newStatus(statuses);
_this.newStatus(statuses, append);
}, null, false);
}
Profile.prototype.newStatus = function(statuses) {
Profile.prototype.newStatus = function(statuses, append) {
if(statuses != null && statuses.length > 0) {
var last_status = statuses[statuses.length -1];
this.before.id = last_status.id
this.before.entity = last_status.entity;
this.before.loading = false;
for(var i = statuses.length-1, c=0; i>=c; --i) {
var status = statuses[i];
this.since_id = status.id;
this.since_id_entity = status.entity;
if (status.type == "https://tent.io/types/post/status/v0.1.0" || status.type == "https://tent.io/types/post/photo/v0.1.0") {
var new_node = this.getStatusDOMElement(status);
if(this.body.childNodes.length > 0) {
if(!append && this.body.childNodes.length > 0) {
if(this.body.childNodes.length > this.max_length) {
@ -433,7 +446,7 @@ function(HostApp, Core, Paths, URI) {
} else if (status.type == "https://tent.io/types/post/delete/v0.1.0") {
var li = document.getElementById("post-" + status.content.id);
var li = document.getElementById("post-" + status.content.id + "-" + this.action);
if (li) {
this.body.removeChild(li);
}
@ -446,6 +459,17 @@ function(HostApp, Core, Paths, URI) {
}
}
Profile.prototype.getMoreStatusPosts = function() {
if (!this.before.loading && this.before.id) {
this.before.loading = true;
var add_search = {
"before_id": this.before.id,
"before_id_entity": this.before.entity
}
this.getStatuses(this.server, add_search, true);
}
}
Profile.prototype.mention = function() {
}

40
WebKit/scripts/controller/Search.js
View file

@ -14,6 +14,8 @@ function(HostApp, Core, Paths, URI) {
this.action = "search";
this.offset = 0;
this.container = document.createElement("div");
this.container.className = this.action;
document.getElementById("content").appendChild(this.container);
@ -27,8 +29,14 @@ function(HostApp, Core, Paths, URI) {
this.input.placeholder = "Search";
this.form.appendChild(this.input);
this.before = {loading: false};
var _this = this;
this.form.onsubmit = function() { _this.doSearch(_this.input.value); return false; };
this.form.onsubmit = function() {
_this.offset = 0;
_this.before = {loading: false};
_this.doSearch(_this.input.value); return false;
};
this.form.action = "#";
this.container.appendChild(this.form);
@ -49,9 +57,11 @@ function(HostApp, Core, Paths, URI) {
Core.prototype.hide.call(this, this.container);
}
Search.prototype.doSearch = function(query) {
Search.prototype.doSearch = function(query, add_search, append) {
this.body.innerHTML = ""; // remove old results
add_search = add_search || {};
if(!append) this.body.innerHTML = ""; // remove old results
if (query == "") return;
this.input.value = query;
@ -63,11 +73,19 @@ function(HostApp, Core, Paths, URI) {
url.addSearch("api_key", api_key);
url.addSearch("text", query);
for (key in add_search) {
url.addSearch(key, add_search[key]);
}
var _this = this;
Paths.getURL(url.toString(), "GET", function(resp) {
var results = JSON.parse(resp.responseText).results;
if (results && results.length > 0) {
_this.before.loading = false;
var statuses = [];
for (var i = 0; i < results.length; i++) {
var result = results[i].source;
@ -98,10 +116,26 @@ function(HostApp, Core, Paths, URI) {
_this.body.appendChild(new_node);
}
}
}
}, null, false);
}
Search.prototype.getMoreStatusPosts = function() {
if (!this.before.loading) {
this.offset += 20;
this.before.loading = true;
var add_search = {
"offset": this.offset
}
this.doSearch(this.input.value, add_search, true);
}
}
Search.prototype.searchFor = function(query) {
this.doSearch(query);
bungloo.sidebar.onSearch();

17
WebKit/scripts/controller/Sidebar.js
View file

@ -44,6 +44,7 @@ function(HostApp, Paths, Cache) {
document.body.className = "body-timeline";
this.setEntityAvatar();
this.setOnScroll();
}
Sidebar.prototype.createItem = function(name, callback, src_inactive, src_active, active) {
@ -153,6 +154,7 @@ function(HostApp, Paths, Cache) {
}
active_part.show();
this.active_view = active_part;
// Replace <body> class
document.body.className = "body-" + active_li.className.split("-")[1];
@ -188,8 +190,23 @@ function(HostApp, Paths, Cache) {
return;
}
}
}
Sidebar.prototype.showContentForTimeline = function() {
this.showContentFor(bungloo.timeline, this.menu.timeline);
}
// runs get more posts when scrolling down and
// it is possible for the active view
Sidebar.prototype.setOnScroll = function() {
var _this = this;
window.onscroll = function() {
if (document.body.scrollHeight <= (document.body.scrollTop + window.outerHeight)) {
if (typeof _this.active_view["getMoreStatusPosts"] != "undefined") {
_this.active_view.getMoreStatusPosts();
}
}
}
}
Sidebar.prototype.setUnreadMentions = function(count) {

35
WebKit/scripts/controller/Timeline.js
View file

@ -20,6 +20,8 @@ function(Core, Paths, HostApp, URI) {
this.since_id_entity = null;
this.since_time = 0;
this.before = {id: null, entity: null, loading: false};
this.container = document.createElement("div");
this.container.className = this.action;
this.body = document.createElement("ol");
@ -43,20 +45,28 @@ function(Core, Paths, HostApp, URI) {
}
Timeline.prototype.newStatus = function(statuses) {
Timeline.prototype.newStatus = function(statuses, append) {
if(statuses != null && statuses.length > 0) {
var last_status = statuses[statuses.length -1];
this.before.id = last_status.id
this.before.entity = last_status.entity;
this.before.loading = false;
for(var i = statuses.length-1, c=0; i>=c; --i) {
var status = statuses[i];
if(!append) {
this.since_id = status.id;
this.since_id_entity = status.entity;
}
if (status.type == "https://tent.io/types/post/status/v0.1.0" || status.type == "https://tent.io/types/post/photo/v0.1.0") {
var new_node = this.getStatusDOMElement(status);
if(this.body.childNodes.length > 0) {
if(!append && this.body.childNodes.length > 0) {
if(this.body.childNodes.length > this.max_length) {
@ -76,14 +86,14 @@ function(Core, Paths, HostApp, URI) {
} else if (status.type == "https://tent.io/types/post/repost/v0.1.0") {
this.getRepost(status, this.body.firstChild);
this.getRepost(status, append ? this.body.lastChild : this.body.firstChild, append);
}
}
}
}
Timeline.prototype.getNewData = function(add_to_search) {
Timeline.prototype.getNewData = function(add_to_search, append) {
add_to_search = add_to_search || {};
@ -100,7 +110,7 @@ function(Core, Paths, HostApp, URI) {
url.addSearch("limit", this.max_length);
if(this.since_id) {
if(this.since_id && !append) {
url.addSearch("since_id", this.since_id);
url.addSearch("since_id_entity", this.since_id_entity);
}
@ -116,8 +126,8 @@ function(Core, Paths, HostApp, URI) {
try {
var json = JSON.parse(resp.responseText)
those.newStatus(json);
var json = JSON.parse(resp.responseText);
those.newStatus(json, append);
} catch (e) {
console.error(url + " JSON parse error");
@ -136,6 +146,17 @@ function(Core, Paths, HostApp, URI) {
}
}
Timeline.prototype.getMoreStatusPosts = function() {
if (!this.before.loading && this.before.id) {
this.before.loading = true;
var add_search = {
"before_id": this.before.id,
"before_id_entity": this.before.entity
}
this.getNewData(add_search, true);
}
}
Timeline.prototype.sendNewMessage = function(content, in_reply_to_status_id, in_reply_to_entity, location, image_data_uri, is_private) {
var _this = this;
var callback = function(data) { _this.getNewData(); }

2
WebKit/scripts/main.js
View file

@ -44,6 +44,8 @@ function start(view) {
bungloo.conversation = new Conversation();
bungloo.search = new Search();
bungloo.sidebar.showContentForTimeline();
});
}