1 files changed, 64 insertions, 0 deletions
diff --git a/app/assets/javascripts/pager.js b/app/assets/javascripts/pager.js
new file mode 100644
index 00000000000..11538c81587
--- /dev/null
+++ b/app/assets/javascripts/pager.js
@@ -0,0 +1,64 @@
+// Generated by CoffeeScript 1.10.0
+(function() {
+  this.Pager = {
+    init: function(limit, preload, disable, callback) {
+      this.limit = limit != null ? limit : 0;
+      this.disable = disable != null ? disable : false;
+      this.callback = callback != null ? callback : $.noop;
+      this.loading = $('.loading').first();
+      if (preload) {
+        this.offset = 0;
+        this.getOld();
+      } else {
+        this.offset = this.limit;
+      }
+      return this.initLoadMore();
+    },
+    getOld: function() {
+      this.loading.show();
+      return $.ajax({
+        type: "GET",
+        url: $(".content_list").data('href') || location.href,
+        data: "limit=" + this.limit + "&offset=" + this.offset,
+        complete: (function(_this) {
+          return function() {
+            return _this.loading.hide();
+          };
+        })(this),
+        success: function(data) {
+          Pager.append(data.count, data.html);
+          return Pager.callback();
+        },
+        dataType: "json"
+      });
+    },
+    append: function(count, html) {
+      $(".content_list").append(html);
+      if (count > 0) {
+        return this.offset += count;
+      } else {
+        return this.disable = true;
+      }
+    },
+    initLoadMore: function() {
+      $(document).unbind('scroll');
+      return $(document).endlessScroll({
+        bottomPixels: 400,
+        fireDelay: 1000,
+        fireOnce: true,
+        ceaseFire: function() {
+          return Pager.disable;
+        },
+        callback: (function(_this) {
+          return function(i) {
+            if (!_this.loading.is(':visible')) {
+              _this.loading.show();
+              return Pager.getOld();
+            }
+          };
+        })(this)
+      });
+    }
+  };
+
+}).call(this);