working telegraph manager
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haselkern
commit
7808a71e71
7 changed files with 537 additions and 0 deletions
272
main.js
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272
main.js
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// Prevent multiple load events when scrolling
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var canLoadMore = false;
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// Load batches of pages of this size
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var numberOfPagesToLoad = 10;
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// How many pixels should there be space around the FAB
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var fabSpace = 30;
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$(document).ready(function(){
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// Check for localStorage
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if (typeof(Storage) !== "undefined") {
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// Storage support present, login
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login();
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}
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// Window scroll for loading more pages
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window.onscroll = function(){
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// Trigger loading of more pages when there are still cards to scroll
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var triggerElement = $(".card:nth-last-child("+numberOfPagesToLoad+")");
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if(isScrolledIntoView(triggerElement)){
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if(canLoadMore){
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canLoadMore = false;
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loadPages();
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}
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}
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}
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// Window resize for positioning FAB
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window.onresize = resize;
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resize();
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});
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function resize(){
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var fab = $("#fab");
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var screenWidth = $(".screen:visible").width();
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var left = ($(window).width() - screenWidth)/2 + screenWidth - fab.width() - fabSpace;
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fab.css("bottom", fabSpace);
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fab.css("left", left);
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}
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// http://stackoverflow.com/a/488073/1456971
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function isScrolledIntoView(elem) {
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var docViewTop = $(window).scrollTop();
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var docViewBottom = docViewTop + $(window).height();
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var elemTop = $(elem).offset().top;
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var elemBottom = elemTop + $(elem).height();
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return ((elemBottom <= docViewBottom) && (elemTop >= docViewTop));
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}
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function showScreen(name){
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// Hide all other screens
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$("[id^=screen-]").hide();
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// Show desired screen
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$("#screen-"+name).show();
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// Show/hide hero for certain screen names
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var heroVisible = name == "login" || name == "nosupport";
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if(heroVisible){
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$("#hero").show();
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}
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else{
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$("#hero").hide();
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}
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}
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// Check for existing access token and login or show login screen
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function login(){
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if(localStorage.token){
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main();
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}
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else{
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// Show login screen
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showScreen("login");
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}
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}
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function createAccount(){
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// Attributes
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var author_name = $("input[name='author_name']").val();
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var short_name = $("input[name='short_name']").val();
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var author_url = $("input[name='author_url']").val();
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// Request token
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$.getJSON("https://api.telegra.ph/createAccount", {
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"author_name": author_name,
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"short_name": short_name,
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"author_url": author_url
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}, function(data){
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// Check for valid data
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if(!data.ok){
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alert(data.error);
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return;
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}
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// Store token
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localStorage.token = data.result.access_token;
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// handle login link
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$("#screen-login-telegraph a").attr("href", data.result.auth_url);
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showScreen("login-telegraph");
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});
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}
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// Login with provided token, this requires generating a new one
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function tokenLogin(){
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var token = $("input[name='token']").val();
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$.getJSON("https://api.telegra.ph/revokeAccessToken", {
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"access_token": token
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}, function(data){
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// Check for valid data
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if(!data.ok){
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alert(data.error);
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return;
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}
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// Store new token
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localStorage.token = data.result.access_token;
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// handle login link
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$("#screen-login-telegraph a").attr("href", data.result.auth_url);
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showScreen("login-telegraph");
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});
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}
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// User has clicked the telegraph authorization link
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function doneAuthorized(){
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main();
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}
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// Shows the main screen
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function main(){
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showScreen("main");
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// Load user info
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$.getJSON("https://api.telegra.ph/getAccountInfo", {
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"access_token": localStorage.token
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}, function(data){
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// Show login screen for errors
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if(!data.ok){
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showScreen("login");
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}
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// Username might be empty
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var username = data.result.author_name;
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if(username == "") username = "<unkown>";
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$("#user-name").text(username);
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$("#user-short").text(data.result.short_name);
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// Hide user url if it is not provided
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$("#user-url").toggle(data.result.author_url != "");
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$("#user-url").text(data.result.author_url);
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$("#user-url").attr("href", data.result.author_url);
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});
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// Clear old pages
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$("#page-list").empty();
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// Load pages
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loadPages();
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}
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// Loads more pages
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function loadPages(){
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var pageList = $("#page-list");
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$.getJSON("https://api.telegra.ph/getPageList", {
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"access_token": localStorage.token,
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"offset" : pageList.children().length,
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"limit" : numberOfPagesToLoad
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}, function(data){
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// Set page text
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var s = data.result.total_count == 1 ? "" : "s";
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$("#user-page-count").text(data.result.total_count + " page" + s);
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// Check for valid data
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if(!data.ok){
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alert(data.error);
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return;
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}
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// Append new pages
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$.each(data.result.pages, function(){
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// Should the text read 'view' or 'views'
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var s = this.views == 1 ? "" : "s";
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pageList.append("<a class='card' href='"+this.url+"' target='_blank'><h1>"+this.title+"</h1><p>"+this.views+" view"+s+"</p><p>"+this.description+"</p></a>");
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});
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// If we got many pages, we can load more
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if(data.result.pages.length == numberOfPagesToLoad){
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// We can now receive another load event
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canLoadMore = true;
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}
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});
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}
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// Show edit screen for user profile
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function edit(){
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// Populate edit fields
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$("#logout-token").text(localStorage.token);
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$.getJSON("https://api.telegra.ph/getAccountInfo", {
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"access_token": localStorage.token
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}, function(data){
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// Check for valid data
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if(!data.ok){
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alert(data.error);
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return;
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}
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$("input[name='author_name_edit']").val(data.result.author_name);
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$("input[name='short_name_edit']").val(data.result.short_name);
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$("input[name='author_url_edit']").val(data.result.author_url);
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showScreen("edit");
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});
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}
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// Save edited profile
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function saveEdit(){
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$.getJSON("https://api.telegra.ph/editAccountInfo", {
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"access_token": localStorage.token,
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"author_name": $("input[name='author_name_edit']").val(),
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"short_name": $("input[name='short_name_edit']").val(),
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"author_url": $("input[name='author_url_edit']").val(),
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}, function(data){
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// Check for valid data
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if(!data.ok){
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alert(data.error);
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return;
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}
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main();
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});
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}
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// logout
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function logout(){
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localStorage.removeItem("token");
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window.location.reload(true);
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}
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