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JavaScript

Ajax queue

;(function(window, $) {
    "use strict";

    var _requests = [];

    window.ajaxManager =
    {
        addReq: function(opt) {
            _requests.push(opt);
        },

        removeReq: function(opt) {
            if( $.inArray(opt, _requests) > -1 )
                _requests.splice($.inArray(opt, _requests), 1);
        },

        run: function() {
            var self = this,
                oriSuc;

            if (_requests.length) 
            {
                oriSuc = _requests[0].complete;

                _requests[0].complete = function() {
                    if( typeof(oriSuc) === 'function' ) oriSuc();
                    _requests.shift();
                    self.run.apply(self, []);
                };   

                $.ajax(_requests[0]);
            } 
            else 
            {
                self.tid = setTimeout(function() {
                    self.run.apply(self, []);
                }, 500);
            }
        },
        stop: function() {
            _requests = [];
            clearTimeout(this.tid);
        }
    };
})(window, jQuery);


$(function() {
    ajaxManager.run();
    
    ajaxManager.addReq({
        url: "/ajax/blah",
        type: 'GET',
        dataType: 'html',
        success: function(x){
            $('.ajax_results').append(x);
        },
        error: function(x){
            console.log(x)
        }
    });

});

Description

Ajax queue
https://snipt.net/embed/384c346280594dfd65607706a0f636fa/
/raw/384c346280594dfd65607706a0f636fa/
384c346280594dfd65607706a0f636fa
js
JavaScript
63
2019-06-19T09:57:36
True
False
False
Jan 30, 2016 at 09:09 PM
/api/public/snipt/143898/
ajax-queue
<table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><a href="#L-1"> 1</a> <a href="#L-2"> 2</a> <a href="#L-3"> 3</a> <a href="#L-4"> 4</a> <a href="#L-5"> 5</a> <a href="#L-6"> 6</a> <a href="#L-7"> 7</a> <a href="#L-8"> 8</a> <a href="#L-9"> 9</a> <a href="#L-10">10</a> <a href="#L-11">11</a> <a href="#L-12">12</a> <a href="#L-13">13</a> <a href="#L-14">14</a> <a href="#L-15">15</a> <a href="#L-16">16</a> <a href="#L-17">17</a> <a href="#L-18">18</a> <a href="#L-19">19</a> <a href="#L-20">20</a> <a href="#L-21">21</a> <a href="#L-22">22</a> <a href="#L-23">23</a> <a href="#L-24">24</a> <a href="#L-25">25</a> <a href="#L-26">26</a> <a href="#L-27">27</a> <a href="#L-28">28</a> <a href="#L-29">29</a> <a href="#L-30">30</a> <a href="#L-31">31</a> <a href="#L-32">32</a> <a href="#L-33">33</a> <a href="#L-34">34</a> <a href="#L-35">35</a> <a href="#L-36">36</a> <a href="#L-37">37</a> <a href="#L-38">38</a> <a href="#L-39">39</a> <a href="#L-40">40</a> <a href="#L-41">41</a> <a href="#L-42">42</a> <a href="#L-43">43</a> <a href="#L-44">44</a> <a href="#L-45">45</a> <a href="#L-46">46</a> <a href="#L-47">47</a> <a href="#L-48">48</a> <a href="#L-49">49</a> <a href="#L-50">50</a> <a href="#L-51">51</a> <a href="#L-52">52</a> <a href="#L-53">53</a> <a href="#L-54">54</a> <a href="#L-55">55</a> <a href="#L-56">56</a> <a href="#L-57">57</a> <a href="#L-58">58</a> <a href="#L-59">59</a> <a href="#L-60">60</a> <a href="#L-61">61</a> <a href="#L-62">62</a> <a href="#L-63">63</a></pre></div></td><td class="code"><div class="highlight"><pre><span></span><span id="L-1"><a name="L-1"></a><span class="p">;(</span><span class="kd">function</span><span class="p">(</span><span class="nb">window</span><span class="p">,</span> <span class="nx">$</span><span class="p">)</span> <span class="p">{</span> </span><span id="L-2"><a name="L-2"></a> <span class="s2">&quot;use strict&quot;</span><span class="p">;</span> </span><span id="L-3"><a name="L-3"></a> </span><span id="L-4"><a name="L-4"></a> <span class="kd">var</span> <span class="nx">_requests</span> <span class="o">=</span> <span class="p">[];</span> </span><span id="L-5"><a name="L-5"></a> </span><span id="L-6"><a name="L-6"></a> <span class="nb">window</span><span class="p">.</span><span class="nx">ajaxManager</span> <span class="o">=</span> </span><span id="L-7"><a name="L-7"></a> <span class="p">{</span> </span><span id="L-8"><a name="L-8"></a> <span class="nx">addReq</span><span class="o">:</span> <span class="kd">function</span><span class="p">(</span><span class="nx">opt</span><span class="p">)</span> <span class="p">{</span> </span><span id="L-9"><a name="L-9"></a> <span class="nx">_requests</span><span class="p">.</span><span class="nx">push</span><span class="p">(</span><span class="nx">opt</span><span class="p">);</span> </span><span id="L-10"><a name="L-10"></a> <span class="p">},</span> </span><span id="L-11"><a name="L-11"></a> </span><span id="L-12"><a name="L-12"></a> <span class="nx">removeReq</span><span class="o">:</span> <span class="kd">function</span><span class="p">(</span><span class="nx">opt</span><span class="p">)</span> <span class="p">{</span> </span><span id="L-13"><a name="L-13"></a> <span class="k">if</span><span class="p">(</span> <span class="nx">$</span><span class="p">.</span><span class="nx">inArray</span><span class="p">(</span><span class="nx">opt</span><span class="p">,</span> <span class="nx">_requests</span><span class="p">)</span> <span class="o">&gt;</span> <span class="o">-</span><span class="mi">1</span> <span class="p">)</span> </span><span id="L-14"><a name="L-14"></a> <span class="nx">_requests</span><span class="p">.</span><span class="nx">splice</span><span class="p">(</span><span class="nx">$</span><span class="p">.</span><span class="nx">inArray</span><span class="p">(</span><span class="nx">opt</span><span class="p">,</span> <span class="nx">_requests</span><span class="p">),</span> <span class="mi">1</span><span class="p">);</span> </span><span id="L-15"><a name="L-15"></a> <span class="p">},</span> </span><span id="L-16"><a name="L-16"></a> </span><span id="L-17"><a name="L-17"></a> <span class="nx">run</span><span class="o">:</span> <span class="kd">function</span><span class="p">()</span> <span class="p">{</span> </span><span id="L-18"><a name="L-18"></a> <span class="kd">var</span> <span class="nx">self</span> <span class="o">=</span> <span class="k">this</span><span class="p">,</span> </span><span id="L-19"><a name="L-19"></a> <span class="nx">oriSuc</span><span class="p">;</span> </span><span id="L-20"><a name="L-20"></a> </span><span id="L-21"><a name="L-21"></a> <span class="k">if</span> <span class="p">(</span><span class="nx">_requests</span><span class="p">.</span><span class="nx">length</span><span class="p">)</span> </span><span id="L-22"><a name="L-22"></a> <span class="p">{</span> </span><span id="L-23"><a name="L-23"></a> <span class="nx">oriSuc</span> <span class="o">=</span> <span class="nx">_requests</span><span class="p">[</span><span class="mi">0</span><span class="p">].</span><span class="nx">complete</span><span class="p">;</span> </span><span id="L-24"><a name="L-24"></a> </span><span id="L-25"><a name="L-25"></a> <span class="nx">_requests</span><span class="p">[</span><span class="mi">0</span><span class="p">].</span><span class="nx">complete</span> <span class="o">=</span> <span class="kd">function</span><span class="p">()</span> <span class="p">{</span> </span><span id="L-26"><a name="L-26"></a> <span class="k">if</span><span class="p">(</span> <span class="k">typeof</span><span class="p">(</span><span class="nx">oriSuc</span><span class="p">)</span> <span class="o">===</span> <span class="s1">&#39;function&#39;</span> <span class="p">)</span> <span class="nx">oriSuc</span><span class="p">();</span> </span><span id="L-27"><a name="L-27"></a> <span class="nx">_requests</span><span class="p">.</span><span class="nx">shift</span><span class="p">();</span> </span><span id="L-28"><a name="L-28"></a> <span class="nx">self</span><span class="p">.</span><span class="nx">run</span><span class="p">.</span><span class="nx">apply</span><span class="p">(</span><span class="nx">self</span><span class="p">,</span> <span class="p">[]);</span> </span><span id="L-29"><a name="L-29"></a> <span class="p">};</span> </span><span id="L-30"><a name="L-30"></a> </span><span id="L-31"><a name="L-31"></a> <span class="nx">$</span><span class="p">.</span><span class="nx">ajax</span><span class="p">(</span><span class="nx">_requests</span><span class="p">[</span><span class="mi">0</span><span class="p">]);</span> </span><span id="L-32"><a name="L-32"></a> <span class="p">}</span> </span><span id="L-33"><a name="L-33"></a> <span class="k">else</span> </span><span id="L-34"><a name="L-34"></a> <span class="p">{</span> </span><span id="L-35"><a name="L-35"></a> <span class="nx">self</span><span class="p">.</span><span class="nx">tid</span> <span class="o">=</span> <span class="nx">setTimeout</span><span class="p">(</span><span class="kd">function</span><span class="p">()</span> <span class="p">{</span> </span><span id="L-36"><a name="L-36"></a> <span class="nx">self</span><span class="p">.</span><span class="nx">run</span><span class="p">.</span><span class="nx">apply</span><span class="p">(</span><span class="nx">self</span><span class="p">,</span> <span class="p">[]);</span> </span><span id="L-37"><a name="L-37"></a> <span class="p">},</span> <span class="mi">500</span><span class="p">);</span> </span><span id="L-38"><a name="L-38"></a> <span class="p">}</span> </span><span id="L-39"><a name="L-39"></a> <span class="p">},</span> </span><span id="L-40"><a name="L-40"></a> <span class="nx">stop</span><span class="o">:</span> <span class="kd">function</span><span class="p">()</span> <span class="p">{</span> </span><span id="L-41"><a name="L-41"></a> <span class="nx">_requests</span> <span class="o">=</span> <span class="p">[];</span> </span><span id="L-42"><a name="L-42"></a> <span class="nx">clearTimeout</span><span class="p">(</span><span class="k">this</span><span class="p">.</span><span class="nx">tid</span><span class="p">);</span> </span><span id="L-43"><a name="L-43"></a> <span class="p">}</span> </span><span id="L-44"><a name="L-44"></a> <span class="p">};</span> </span><span id="L-45"><a name="L-45"></a><span class="p">})(</span><span class="nb">window</span><span class="p">,</span> <span class="nx">jQuery</span><span class="p">);</span> </span><span id="L-46"><a name="L-46"></a> </span><span id="L-47"><a name="L-47"></a> </span><span id="L-48"><a name="L-48"></a><span class="nx">$</span><span class="p">(</span><span class="kd">function</span><span class="p">()</span> <span class="p">{</span> </span><span id="L-49"><a name="L-49"></a> <span class="nx">ajaxManager</span><span class="p">.</span><span class="nx">run</span><span class="p">();</span> </span><span id="L-50"><a name="L-50"></a> </span><span id="L-51"><a name="L-51"></a> <span class="nx">ajaxManager</span><span class="p">.</span><span class="nx">addReq</span><span class="p">({</span> </span><span id="L-52"><a name="L-52"></a> <span class="nx">url</span><span class="o">:</span> <span class="s2">&quot;/ajax/blah&quot;</span><span class="p">,</span> </span><span id="L-53"><a name="L-53"></a> <span class="nx">type</span><span class="o">:</span> <span class="s1">&#39;GET&#39;</span><span class="p">,</span> </span><span id="L-54"><a name="L-54"></a> <span class="nx">dataType</span><span class="o">:</span> <span class="s1">&#39;html&#39;</span><span class="p">,</span> </span><span id="L-55"><a name="L-55"></a> <span class="nx">success</span><span class="o">:</span> <span class="kd">function</span><span class="p">(</span><span class="nx">x</span><span class="p">){</span> </span><span id="L-56"><a name="L-56"></a> <span class="nx">$</span><span class="p">(</span><span class="s1">&#39;.ajax_results&#39;</span><span class="p">).</span><span class="nx">append</span><span class="p">(</span><span class="nx">x</span><span class="p">);</span> </span><span id="L-57"><a name="L-57"></a> <span class="p">},</span> </span><span id="L-58"><a name="L-58"></a> <span class="nx">error</span><span class="o">:</span> <span class="kd">function</span><span class="p">(</span><span class="nx">x</span><span class="p">){</span> </span><span id="L-59"><a name="L-59"></a> <span class="nx">console</span><span class="p">.</span><span class="nx">log</span><span class="p">(</span><span class="nx">x</span><span class="p">)</span> </span><span id="L-60"><a name="L-60"></a> <span class="p">}</span> </span><span id="L-61"><a name="L-61"></a> <span class="p">});</span> </span><span id="L-62"><a name="L-62"></a> </span><span id="L-63"><a name="L-63"></a><span class="p">});</span> </span></pre></div> </td></tr></table>
ajax, javascript, jquery, queue
--- 
+++ 
@@ -0,0 +1,63 @@
+;(function(window, $) {
+    "use strict";
+
+    var _requests = [];
+
+    window.ajaxManager =
+    {
+        addReq: function(opt) {
+            _requests.push(opt);
+        },
+
+        removeReq: function(opt) {
+            if( $.inArray(opt, _requests) > -1 )
+                _requests.splice($.inArray(opt, _requests), 1);
+        },
+
+        run: function() {
+            var self = this,
+                oriSuc;
+
+            if (_requests.length) 
+            {
+                oriSuc = _requests[0].complete;
+
+                _requests[0].complete = function() {
+                    if( typeof(oriSuc) === 'function' ) oriSuc();
+                    _requests.shift();
+                    self.run.apply(self, []);
+                };   
+
+                $.ajax(_requests[0]);
+            } 
+            else 
+            {
+                self.tid = setTimeout(function() {
+                    self.run.apply(self, []);
+                }, 500);
+            }
+        },
+        stop: function() {
+            _requests = [];
+            clearTimeout(this.tid);
+        }
+    };
+})(window, jQuery);
+
+
+$(function() {
+    ajaxManager.run();
+    
+    ajaxManager.addReq({
+        url: "/ajax/blah",
+        type: 'GET',
+        dataType: 'html',
+        success: function(x){
+            $('.ajax_results').append(x);
+        },
+        error: function(x){
+            console.log(x)
+        }
+    });
+
+});