/**

     Play around with S3Ajax!

     TODO: Remove Dojo dependency

 */

 if (window.dojo) {

     // dojo.setModulePrefix("dojo", "js/dojo");

     // dojo.require("dojo.io.*");

     // dojo.require("dojo.crypto.SHA1");

     dojo.require("dojo.storage.*");

 }

 Play = {

     /**

         Initialize the play app.

     */

     init: function() {

         var _this = this;

         S3Ajax.DEBUG = true;

         // HACK: Wait for the storage flash to become available.

         // TODO: Look for an official Dojo event to make this happen.

         if (window.dojo) {

             this._storage_wait = setInterval(function() {

                 if ($('dojo-storeContainer')) {

                     clearInterval(_this._storage_wait);

                     _this._storage_wait = null;

                     _this.recall();

                 }

             }, 100);

         }

     },

     /**

         Make an attempt to recall S3 credentials.

     */

     recall: function() {

         if (window.dojo && dojo.storage.get('key_id', '/S3Ajax')) {

             S3Ajax.KEY_ID     = dojo.storage.get('key_id',     '/S3Ajax');

             S3Ajax.SECRET_KEY = dojo.storage.get('secret_key', '/S3Ajax');

             $('key_id').value = S3Ajax.KEY_ID;

             $('update_msg').innerHTML = 'Credentials fetched from local storage: '+(new Date());

             // this.listbuckets();

             // this.list();

         }

     },

     /**

         Accept new credentials from the form in the page.

     */

     login: function() {

         S3Ajax.KEY_ID     = $('key_id').value;

         S3Ajax.SECRET_KEY = $('secret_key').value;

         // Try to stash the credentials away for next time.

         if (window.dojo) {

             dojo.storage.set('key_id',     S3Ajax.KEY_ID,     '/S3Ajax');

             dojo.storage.set('secret_key', S3Ajax.SECRET_KEY, '/S3Ajax');

         }

         $('update_msg').innerHTML = 'Last updated: '+(new Date());

     },

     /**

         Download the specified resource.

     */

     download: function() {

         var bucket = $('list_bucket').value;

         var key    = $('key').value;

         $('content').value = "Loading...";

         S3Ajax.get(bucket, key,

             function(req, content) {

                 $('content').value = content;

                 $('xfer_msg').innerHTML = "Download succeeded at "+(new Date());

             },

             function(req, objc) {

                 $('xfer_msg').innerHTML = "Download failed at "+(new Date());

             }

         );

     },

     /**

         Upload the specified resource.

     */

     upload: function() {

         var bucket   = $('list_bucket').value;

         var key      = $('key').value;

         var content  = $('content').value;

         S3Ajax.put(bucket, key, content,

             function(req) {

                 $('xfer_msg').innerHTML = "Upload succeeded at "+(new Date());

             },

             function(req, obj) {

                 $('xfer_msg').innerHTML = "Upload failed at "+(new Date());

             }

         );

         /*

         S3Ajax.put(bucket, key, content,

             {

                 content_type: "text/plain",

                 meta:         {'posted-by':'S3Ajax'},

                 acl:          "public-read",

             },

             function(req) {

                 $('xfer_msg').innerHTML = "Upload succeeded at "+(new Date());

             },

             function(req, obj) {

                 $('xfer_msg').innerHTML = "Upload failed at "+(new Date());

             }

         );

         */

     },

     /**

         List available buckets

     */

     listbuckets: function() {

         var _this = this;

         setList('buckets_list',['Loading...','']);

         S3Ajax.listBuckets(

             function(req, obj) {

                 clearList('buckets_list');

                 if (obj.ListAllMyBucketsResult) {

                     var buckets = obj.ListAllMyBucketsResult.Buckets.Bucket;

                     for (var i=0, bucket; bucket=buckets[i]; i++) {

                         addToList(

                             'buckets_list',

                             bucket.Name + ' ['+bucket.CreationDate+']',

                             bucket.Name

                         );

                     }

                 }

                 keys_list = null;

             },

             function(req) {

                 setList('buckets_list', ["Buckets list failed at "+(new Date()),'']);

             }

         );

     },

     /**

         Change the current bucket to one selected in list.

     */

     selectbucket: function() {

         var sel = getSelected('buckets_list');

         if (sel.length) $('list_bucket').value = sel[0]; 

     },

     /**

     */

     deletebucket: function() {

         var _this = this;

         var sel = getSelected('buckets_list');

         if (!sel.length) return;

         setList('buckets_list',['Deleting...','']);

         S3Ajax.deleteBucket(sel[0], function() {

             _this.listbuckets();

         });

     },

     /**

     */

     createbucket: function() {

         var _this = this;

         var bucket = $('list_bucket').value;

         setList('buckets_list',['Creating...','']);

         S3Ajax.createBucket(bucket, function() {

             _this.listbuckets();

         });

     },

     /**

         List a bucket's contents.

     */

     list: function() {

         var _this = this;

         setList('keys_list', ['Loading...','']);

         var bucket = $('list_bucket').value;

         var params = {};

         if ($('list_prefix').value)  params['prefix']   = $('list_prefix').value;

         if ($('list_maxkeys').value) params['max-keys'] = $('list_maxkeys').value;

         if ($('list_marker').value)  params['marker']   = $('list_marker').value;

         S3Ajax.listKeys(bucket, params, 

             function(req, obj) {

                 clearList('keys_list');

                 var contents = obj.ListBucketResult.Contents;

                 for (var i=0, item; item=contents[i]; i++) {

                     addToList(

                         'keys_list',

                         /*item.LastModified + ' ' +*/ item.Key + ' (' + item.Size + ')',

                         item.Key

                     );

                 }

             },

             function(req, obj) {

                 setList('keys_list', ["Keys list failed at "+(new Date()),'']);

             }

         );

     },

     /**

         Download the selected key.

     */

     downloadSelectedKey: function() {

         var sel = getSelected('keys_list');

         if (sel.length) {

             $('key').value = sel[0]; 

             this.download();

         }

     },

     /**

         Delete seleted keys.

     */

     deleteSelectedKeys: function() {

         var _this = this;

         var sel_keys = getSelected('keys_list');

         if (!window.confirm("Delete " + sel_keys.length + " selected items?")) return;

         S3Ajax.deleteKeys($('list_bucket').value, sel_keys, 

             function(key)      { /*logFire("Deleted "+key);*/ },

             function(req, obj) { /*logFire("Deleted all");*/ _this.list(); }

         );

     },

     /* Help protect against errant end-commas */

     EOF: null

 }

 addLoadEvent(function(){ Play.init() });