(function(context,$) {

    /**
     * Javascript wrappers for the REST API
     */

    "use strict";

    context.JK = context.JK || {};
    context.JK.Rest = function() {

        var self = this;
        var logger = context.JK.logger;

        function createJoinRequest(joinRequest) {
            return $.ajax({
                type: "POST",
                dataType: "json",
                url: '/api/join_requests',
                contentType: 'application/json',
                processData: false,
                data: JSON.stringify(joinRequest)
            });
        }

        function updateJoinRequest(joinRequestId, isApproved) {
            return $.ajax({
                type: "PUT",
                dataType: "json",
                url: '/api/join_requests/' + joinRequestId,
                contentType: 'application/json',
                processData: false,
                data: JSON.stringify({"approved": isApproved})
            });
        }

        function updateSession(id, newSession, onSuccess) {
            return $.ajax('/api/sessions/' + id, {
                type: "PUT",
                data : newSession,
                dataType : 'json',
                success: onSuccess
            });
        }

        function addSessionComment(sessionId, userId, comment) {
            return $.ajax({
                url: '/api/sessions/' + sessionId + "/comments",
                type: "POST",
                data : JSON.stringify({"comment": comment, "user_id": userId}),
                dataType : 'json',
                contentType: 'application/json'
            });
        }

        function addSessionLike(sessionId, userId) {
            return $.ajax({
                url: '/api/sessions/' + sessionId + "/likes",
                type: "POST",
                data : JSON.stringify({"user_id": userId}),
                dataType : 'json',
                contentType: 'application/json'
            });
        }

        function addRecordingComment(recordingId, userId, comment) {
            return $.ajax({
                url: '/api/recordings/' + recordingId + "/comments",
                type: "POST",
                data : JSON.stringify({"comment": comment, "user_id": userId}),
                dataType : 'json',
                contentType: 'application/json'
            });
        }

        function addRecordingLike(recordingId, userId) {
            return $.ajax({
                url: '/api/recordings/' + recordingId + "/likes",
                type: "POST",
                data : JSON.stringify({"user_id": userId}),
                dataType : 'json',
                contentType: 'application/json'
            });
        }

        function addRecordingPlay(recordingId, userId) {
            return $.ajax({
                url: '/api/recordings/' + recordingId + "/plays",
                type: "POST",
                data : JSON.stringify({"user_id": userId}),
                dataType : 'json',
                contentType: 'application/json'
            });
        }

        function getBand(bandId) {
            return $.ajax({
                type: "GET",
                dataType: "json",
                url: '/api/bands/' + bandId,
                contentType: 'application/json',
                processData: false
            });
        }

        function createBand(band) {
            return $.ajax({
                type: "POST",
                dataType: "json",
                url: '/api/bands',
                contentType: 'application/json',
                processData: false,
                data: JSON.stringify(band)
            });
        }

        function updateBand(band, bandId) {
            logger.debug("bandId=" + bandId);
            return $.ajax({
                type: "POST",
                dataType: "json",
                url: '/api/bands/' + bandId,
                contentType: 'application/json',
                processData: false,
                data: JSON.stringify(band)
            });
        }

        function updateBand(band) {
            return $.ajax({
                type: "POST",
                dataType: "json",
                url: '/api/bands/' + band.id,
                contentType: 'application/json',
                processData: false,
                data: JSON.stringify(band)
            });
        }

        function createBandInvitation(bandId, userId) {
            var bandInvitation = {
                band_id: bandId,
                user_id: userId
            };

            return $.ajax({
                type: "POST",
                dataType: "json",
                url: '/api/bands/' + bandId + "/invitations",
                contentType: 'application/json',
                processData: false,
                data: JSON.stringify(bandInvitation)
            });
        }

        function updateBandInvitation(bandId, invitationId, isAccepted) {
            return $.ajax({
                type: "POST",
                dataType: "json",
                url: '/api/bands/' + bandId + "/invitations/" + invitationId,
                contentType: 'application/json',
                processData: false,
                data: JSON.stringify({"accepted": isAccepted})
            });
        }

        function removeBandMember(bandId, userId) {
            var url = "/api/bands/" + bandId + "/musicians/" + userId;
            return $.ajax({
                 type: "DELETE",
                 dataType: "json",
                 url: url,
                 async: false,
                 processData:false
             });
        }

        function getSession(id) {
            var url = "/api/sessions/" + id;
            return $.ajax({
                type: "GET",
                dataType: "json",
                url: url,
                async: false,
                processData: false
            });
        }

        function getUserDetail(options) {
            var id = getId(options);

            var url = "/api/users/" + id;
            return $.ajax({
                type: "GET",
                dataType: "json",
                url: url,
                async: true,
                processData: false
            });
        }

        function getCities(options) {
            var country = options['country']
            var region = options['region']

            return $.ajax('/api/cities', {
                data : { country: country, region: region },
                dataType : 'json'
            });
        }

        function getRegions(options) {
            var country = options["country"]

            return $.ajax('/api/regions', {
                data : { country: country},
                dataType : 'json'
            });
        }

        function getCountries() {
            return $.ajax('/api/countries', {
                dataType : 'json'
            });
        }

        function getIsps(options) {
            var country = options["country"]

            return $.ajax('/api/isps', {
                data : { country: country},
                dataType : 'json'
            });
        }

        function getResolvedLocation() {
            return $.ajax('/api/resolved_location', {
                dataType: 'json'
            });
        }

        function getInstruments(options) {
            return $.ajax('/api/instruments', {
                data : { },
                dataType : 'json'
            });
        }

        function getGenres(options) {
            return $.ajax('/api/genres', {
                data: { },
                dataType: 'json'
            });
        }

        function updateAvatar(options) {
            var id = getId(options);

            var original_fpfile = options['original_fpfile'];
            var cropped_fpfile = options['cropped_fpfile'];
            var crop_selection = options['crop_selection'];

            logger.debug(JSON.stringify({
                    original_fpfile : original_fpfile,
                    cropped_fpfile : cropped_fpfile,
                    crop_selection : crop_selection
                }));

            var url = "/api/users/" + id + "/avatar";
            return $.ajax({
                type: "POST",
                dataType: "json",
                url: url,
                contentType: 'application/json',
                processData:false,
                data: JSON.stringify({
                    original_fpfile : original_fpfile,
                    cropped_fpfile : cropped_fpfile,
                    crop_selection : crop_selection
                })
            });
        }

        function deleteAvatar(options) {
            var id = getId(options);

            var url = "/api/users/" + id + "/avatar";
            return $.ajax({
                type: "DELETE",
                dataType: "json",
                url: url,
                contentType: 'application/json',
                processData:false
            });
        }

        function getFilepickerPolicy(options) {
            var id = getId(options);
            var handle = options && options["handle"];
            var convert = options && options["convert"]

            var url = "/api/users/" + id + "/filepicker_policy";

            return $.ajax(url, {
                data : { handle : handle, convert: convert },
                dataType : 'json'
            });
        }

        function updateBandPhoto(options) {
            var id = getId(options);

            var original_fpfile = options['original_fpfile'];
            var cropped_fpfile = options['cropped_fpfile'];
            var crop_selection = options['crop_selection'];

            logger.debug(JSON.stringify({
                    original_fpfile : original_fpfile,
                    cropped_fpfile : cropped_fpfile,
                    crop_selection : crop_selection
                }));

            var url = "/api/bands/" + id + "/photo";
            return $.ajax({
                type: "POST",
                dataType: "json",
                url: url,
                contentType: 'application/json',
                processData:false,
                data: JSON.stringify({
                    original_fpfile : original_fpfile,
                    cropped_fpfile : cropped_fpfile,
                    crop_selection : crop_selection
                })
            });
        }

        function deleteBandPhoto(options) {
            var id = getId(options);

            var url = "/api/bands/" + id + "/photo";
            return $.ajax({
                type: "DELETE",
                dataType: "json",
                url: url,
                contentType: 'application/json',
                processData:false
            });
        }

        function getBandPhotoFilepickerPolicy(options) {
            var id = getId(options);
            var handle = options && options["handle"];
            var convert = options && options["convert"]

            var url = "/api/bands/" + id + "/filepicker_policy";

            return $.ajax(url, {
                data : { handle : handle, convert: convert },
                dataType : 'json'
            });
        }

        function getFriends(options) {
            var id = getId(options);
            return $.ajax({
                type: "GET",
                url: '/api/users/' + id + '/friends',
                dataType: 'json'
            });
        }

        function removeFriend(options) {
            var id = getId(options);
            var friendId = options["friend_id"];

            return $.ajax({
                type: "DELETE",
                dataType: "json",
                url: "/api/users/" + id + "/friends/" + friendId,
                processData: false
            });
        }

        function addFollowing(options) {
            var id = getId(options);

            return $.ajax({
                type: "POST",
                dataType: "json",
                contentType: 'application/json',
                url: "/api/users/" + id + "/followings",
                data: JSON.stringify(options),
                processData: false
            });
        }

        function removeFollowing(options) {
            var id = getId(options);

            return $.ajax({
                type: "DELETE",
                dataType: "json",
                contentType: 'application/json',
                url: "/api/users/" + id + "/followings",
                data: JSON.stringify(options),
                processData: false
            });
        }

        function getFollowings(options) {
            var userId = getId(options);

            // FOLLOWINGS (USERS)
            return $.ajax({
                type: "GET",
                dataType: "json",
                url: "/api/users/" + userId + "/followings",
                processData:false
            });
        }

        function getFollowers(options) {
            var userId = getId(options);
            return $.ajax({
                type: "GET",
                dataType: "json",
                url: "/api/users/" + userId + "/followers",
                processData:false
            });
        }

        function getBandFollowings(options) {
            var userId = getId(options);

            // FOLLOWINGS (BANDS)
            return $.ajax({
                type: "GET",
                dataType: "json",
                url: "/api/users/" + userId + "/band_followings",
                processData:false
            });
        }

        function getBandFollowing(options) {
            var id = getId(options);
            var bandId = options["band_id"];
            return $.ajax({
                type: "GET",
                dataType: "json",
                url: "/api/users/" + id + "/band_followings/" + bandId,
                processData: false
            });
        }

        function getBands(options) {
            var userId = getId(options);

            return $.ajax({
                type: "GET",
                dataType: "json",
                url: "/api/users/" + userId + "/bands",
                processData:false
            });
        }
        function getMusicianFollowers(userId) {

        }

        function getBandFollowers(bandId) {

        }

        function getClientDownloads(options) {

            return $.ajax({
                type: "GET",
                url: '/api/artifacts/clients',
                dataType: 'json'
            });
        }

        /** check if the server is alive */
        function serverHealthCheck(options) {
            console.log("serverHealthCheck")
            return $.ajax({
                type: "GET",
                url: "/api/versioncheck"
            });
        }

        function getId(options) {
            var id = options && options["id"]

            if(!id) {
                id = context.JK.currentUserId;
            }
            else {
                delete options["id"];
            }

            return id;
        }

        function createInvitation(emailAddress, message) {
            return $.ajax({
                type: "POST",
                dataType: "json",
                url: '/api/invited_users',
                contentType: 'application/json',
                processData:false,
                data: JSON.stringify({
                    email : emailAddress,
                    note: message
                })
            });
        }

        function postFeedback(email, body) {
            return $.ajax({
                type: "POST",
                dataType: "json",
                url: '/api/feedback',
                contentType: 'application/json',
                processData:false,
                data: JSON.stringify({
                    email : email,
                    body: body
                })
            });
        }

        function acceptFriendRequest(options) {
            var id = getId(options);
            var friend_request_id = options["friend_request_id"];
            var status = options["status"];

            var friend_request = { status: status };

            var deferred = $.ajax({
                type: "POST",
                dataType: "json",
                contentType: 'application/json',
                url: "/api/users/" + id + "/friend_requests/" + friend_request_id,
                data: JSON.stringify(friend_request),
                processData: false
            });

            deferred.done(function() {
                context.JK.GA.trackFriendConnect(context.JK.GA.FriendConnectTypes.accept);
            });

            return deferred;
        }

        function userDownloadedClient(options) {

            return $.ajax({
                type: "POST",
                dataType: "json",
                contentType: 'application/json',
                url: "/api/users/progression/downloaded_client",
                processData: false
            });
        }

        function userCertifiedGear(options) {

            return $.ajax({
                type: "POST",
                dataType: "json",
                contentType: 'application/json',
                url: "/api/users/progression/certified_gear",
                processData: false,
                data: JSON.stringify({
                    success: options.success,
                    reason: options.reason
                })
            });
        }

        function userSocialPromoted(options) {
            var id = getId(options);

            return $.ajax({
                type: "POST",
                dataType: "json",
                contentType: 'application/json',
                url: "/api/users/progression/social_promoted",
                processData: false
            });
        }

        function signout() {
            return $.ajax({
                type: "DELETE",
                dataType: "json",
                url: '/signout',
                contentType: 'application/json'
            });
        }

        function updateUser(options) {
            var id = getId(options);

            delete options['id'];

            return $.ajax({
                type: "POST",
                dataType: "json",
                contentType: 'application/json',
                url: "/api/users/" + id,
                data: JSON.stringify(options),
                processData: false
            });
        }

        function startRecording(options) {
            return $.ajax({
                type: "POST",
                dataType: "json",
                contentType: 'application/json',
                url: "/api/recordings/start",
                data: JSON.stringify(options)
            })
        }

        function stopRecording(options) {
            var recordingId = options["id"]

            return $.ajax({
                type: "POST",
                dataType: "json",
                contentType: 'application/json',
                url: "/api/recordings/" + recordingId +  "/stop",
                data: JSON.stringify(options)
            })
        }

        function getRecording(options) {
            var recordingId = options["id"];

            return $.ajax({
                type: "GET",
                dataType: "json",
                contentType: 'application/json',
                url: "/api/recordings/" + recordingId
            });
        }

        function getClaimedRecordings(options) {

            return $.ajax({
                type: "GET",
                dataType: "json",
                contentType: 'application/json',
                url: "/api/claimed_recordings",
                data: options
            });
        }

        function claimRecording(options) {
            var recordingId = options["id"];

            return $.ajax({
                type: "POST",
                dataType: "json",
                contentType: 'application/json',
                url: "/api/recordings/" + recordingId + "/claim",
                data: JSON.stringify(options)
            })
        }

        function startPlayClaimedRecording(options) {
            var musicSessionId = options["id"];
            var claimedRecordingId = options["claimed_recording_id"];
            delete options["id"];
            delete options["claimed_recording_id"];

            return $.ajax({
                type: "POST",
                dataType: "json",
                contentType: 'application/json',
                url: "/api/sessions/" + musicSessionId + "/claimed_recording/" + claimedRecordingId + "/start",
                data: JSON.stringify(options)
            })
        }

        function stopPlayClaimedRecording(options) {
            var musicSessionId = options["id"];
            var claimedRecordingId = options["claimed_recording_id"];
            delete options["id"];
            delete options["claimed_recording_id"];

            return $.ajax({
                type: "POST",
                dataType: "json",
                contentType: 'application/json',
                url: "/api/sessions/" + musicSessionId + "/claimed_recording/" + claimedRecordingId + "/stop",
                data: JSON.stringify(options)
            })
        }

        function discardRecording(options) {
            var recordingId = options["id"];

            return $.ajax({
                type: "POST",
                dataType: "json",
                contentType: 'application/json',
                url: "/api/recordings/" + recordingId + "/discard",
                data: JSON.stringify(options)
            })
        }

        function putTrackSyncChange(options) {
            var musicSessionId = options["id"]
            delete options["id"];

            return $.ajax({
                type: "PUT",
                dataType: "json",
                url: '/api/sessions/' + musicSessionId + '/tracks',
                contentType: 'application/json',
                processData: false,
                data: JSON.stringify(options)
            });
        }

        function initialize()  {
            return self;
        }

        // Expose publics
        this.initialize = initialize;
        this.getUserDetail = getUserDetail;
        this.getCities = getCities;
        this.getRegions = getRegions;
        this.getCountries = getCountries;
        this.getIsps = getIsps;
        this.getResolvedLocation = getResolvedLocation;
        this.getInstruments = getInstruments;
        this.getGenres = getGenres;
        this.updateAvatar = updateAvatar;
        this.deleteAvatar = deleteAvatar;
        this.getFilepickerPolicy = getFilepickerPolicy;
        this.getFriends = getFriends;
        this.removeFriend = removeFriend;
        this.addFollowing = addFollowing;
        this.removeFollowing = removeFollowing;
        this.getFollowings = getFollowings;
        this.getFollowers = getFollowers;
        this.getBandFollowings = getBandFollowings;
        this.getBandFollowing = getBandFollowing;
        this.getBands = getBands;
        this.updateSession = updateSession;
        this.addSessionComment = addSessionComment;
        this.addSessionLike = addSessionLike;
        this.addRecordingComment = addRecordingComment;
        this.addRecordingLike = addRecordingLike;
        this.addRecordingPlay = addRecordingPlay;
        this.getSession = getSession;
        this.getClientDownloads = getClientDownloads;
        this.createInvitation = createInvitation;
        this.postFeedback = postFeedback;
        this.serverHealthCheck = serverHealthCheck;
        this.acceptFriendRequest = acceptFriendRequest;
        this.signout = signout;
        this.userDownloadedClient = userDownloadedClient;
        this.userCertifiedGear = userCertifiedGear;
        this.userSocialPromoted = userSocialPromoted;
        this.createJoinRequest = createJoinRequest;
        this.updateJoinRequest = updateJoinRequest;
        this.updateUser = updateUser;
        this.startRecording = startRecording;
        this.stopRecording = stopRecording;
        this.getRecording = getRecording;
        this.getClaimedRecordings = getClaimedRecordings;
        this.claimRecording = claimRecording;
        this.startPlayClaimedRecording = startPlayClaimedRecording;
        this.stopPlayClaimedRecording = stopPlayClaimedRecording;
        this.discardRecording = discardRecording;
        this.putTrackSyncChange = putTrackSyncChange;
        this.createBand = createBand;
        this.updateBand = updateBand;
        this.updateBandPhoto = updateBandPhoto;
        this.deleteBandPhoto = deleteBandPhoto;
        this.getBandPhotoFilepickerPolicy = getBandPhotoFilepickerPolicy;
        this.getBand = getBand;
        this.createBandInvitation = createBandInvitation;
        this.updateBandInvitation = updateBandInvitation;
        this.removeBandMember = removeBandMember;

        return this;
    };


})(window,jQuery);