/**
 *  mixin pullRequests
 *
 *  Copyright 2012 Cloud9 IDE, Inc.
 *
 *  This product includes software developed by
 *  Cloud9 IDE, Inc (http://c9.io).
 *
 *  Author: Mike de Boer <info@mikedeboer.nl>
 **/

"use strict";

var error = require("./../../error");
var Util = require("./../../util");

var pullRequests = module.exports = {
    pullRequests: {}
};

(function() {
    /** section: github
     *  pullRequests#getAll(msg, callback) -> null
     *      - msg (Object): Object that contains the parameters and their values to be sent to the server.
     *      - callback (Function): function to call when the request is finished with an error as first argument and result data as second argument.
     *
     *  ##### Params on the `msg` object:
     *
     *  - headers (Object): Optional. Key/ value pair of request headers to pass along with the HTTP request. Valid headers are: 'If-Modified-Since', 'If-None-Match', 'Cookie', 'User-Agent', 'Accept', 'X-GitHub-OTP'.
     *  - user (String): Required. 
     *  - repo (String): Required. 
     *  - state (String): Optional. open, closed, or all Validation rule: ` ^(open|closed|all)$ `.
     *  - head (String): Optional. 
     *  - base (String): Optional. 
     *  - page (Number): Optional. Page number of the results to fetch. Validation rule: ` ^[0-9]+$ `.
     *  - per_page (Number): Optional. A custom page size up to 100. Default is 30. Validation rule: ` ^[0-9]+$ `.
     *  - sort (String): Optional. Possible values are: `created`, `updated`, `popularity`, `long-running`, Default: `created` Validation rule: ` ^(created|updated|popularity|long-running)$ `.
     *  - direction (String): Optional.  Validation rule: ` ^(asc|desc)$ `.
     **/
    this.getAll = function(msg, block, callback) {
        var self = this;
        this.client.httpSend(msg, block, function(err, res) {
            if (err)
                return self.sendError(err, null, msg, callback);

            var ret;
            try {
                ret = res.data;
                var contentType = res.headers["content-type"];
                if (contentType && contentType.indexOf("application/json") !== -1)
                    ret = JSON.parse(ret);
            }
            catch (ex) {
                if (callback)
                    callback(new error.InternalServerError(ex.message), res);
                return;
            }

            if (!ret)
                ret = {};
            if (typeof ret == "object") {
                if (!ret.meta)
                    ret.meta = {};
                ["x-ratelimit-limit", "x-ratelimit-remaining", "x-ratelimit-reset", "x-oauth-scopes", "link", "location", "last-modified", "etag", "status"].forEach(function(header) {
                    if (res.headers[header])
                        ret.meta[header] = res.headers[header];
                });
            }

            if (callback)
                callback(null, ret);
        });
    };

    /** section: github
     *  pullRequests#get(msg, callback) -> null
     *      - msg (Object): Object that contains the parameters and their values to be sent to the server.
     *      - callback (Function): function to call when the request is finished with an error as first argument and result data as second argument.
     *
     *  ##### Params on the `msg` object:
     *
     *  - headers (Object): Optional. Key/ value pair of request headers to pass along with the HTTP request. Valid headers are: 'If-Modified-Since', 'If-None-Match', 'Cookie', 'User-Agent', 'Accept', 'X-GitHub-OTP'.
     *  - user (String): Required. 
     *  - repo (String): Required. 
     *  - number (Number): Required.  Validation rule: ` ^[0-9]+$ `.
     **/
    this.get = function(msg, block, callback) {
        var self = this;
        this.client.httpSend(msg, block, function(err, res) {
            if (err)
                return self.sendError(err, null, msg, callback);

            var ret;
            try {
                ret = res.data;
                var contentType = res.headers["content-type"];
                if (contentType && contentType.indexOf("application/json") !== -1)
                    ret = JSON.parse(ret);
            }
            catch (ex) {
                if (callback)
                    callback(new error.InternalServerError(ex.message), res);
                return;
            }

            if (!ret)
                ret = {};
            if (typeof ret == "object") {
                if (!ret.meta)
                    ret.meta = {};
                ["x-ratelimit-limit", "x-ratelimit-remaining", "x-ratelimit-reset", "x-oauth-scopes", "link", "location", "last-modified", "etag", "status"].forEach(function(header) {
                    if (res.headers[header])
                        ret.meta[header] = res.headers[header];
                });
            }

            if (callback)
                callback(null, ret);
        });
    };

    /** section: github
     *  pullRequests#create(msg, callback) -> null
     *      - msg (Object): Object that contains the parameters and their values to be sent to the server.
     *      - callback (Function): function to call when the request is finished with an error as first argument and result data as second argument.
     *
     *  ##### Params on the `msg` object:
     *
     *  - headers (Object): Optional. Key/ value pair of request headers to pass along with the HTTP request. Valid headers are: 'If-Modified-Since', 'If-None-Match', 'Cookie', 'User-Agent', 'Accept', 'X-GitHub-OTP'.
     *  - user (String): Required. 
     *  - repo (String): Required. 
     *  - title (String): Required. 
     *  - body (String): Optional. 
     *  - base (String): Required. The branch (or git ref) you want your changes pulled into. This should be an existing branch on the current repository. You cannot submit a pull request to one repo that requests a merge to a base of another repo.
     *  - head (String): Required. The branch (or git ref) where your changes are implemented.
     **/
    this.create = function(msg, block, callback) {
        var self = this;
        this.client.httpSend(msg, block, function(err, res) {
            if (err)
                return self.sendError(err, null, msg, callback);

            var ret;
            try {
                ret = res.data;
                var contentType = res.headers["content-type"];
                if (contentType && contentType.indexOf("application/json") !== -1)
                    ret = JSON.parse(ret);
            }
            catch (ex) {
                if (callback)
                    callback(new error.InternalServerError(ex.message), res);
                return;
            }

            if (!ret)
                ret = {};
            if (typeof ret == "object") {
                if (!ret.meta)
                    ret.meta = {};
                ["x-ratelimit-limit", "x-ratelimit-remaining", "x-ratelimit-reset", "x-oauth-scopes", "link", "location", "last-modified", "etag", "status"].forEach(function(header) {
                    if (res.headers[header])
                        ret.meta[header] = res.headers[header];
                });
            }

            if (callback)
                callback(null, ret);
        });
    };

    /** section: github
     *  pullRequests#createFromIssue(msg, callback) -> null
     *      - msg (Object): Object that contains the parameters and their values to be sent to the server.
     *      - callback (Function): function to call when the request is finished with an error as first argument and result data as second argument.
     *
     *  ##### Params on the `msg` object:
     *
     *  - headers (Object): Optional. Key/ value pair of request headers to pass along with the HTTP request. Valid headers are: 'If-Modified-Since', 'If-None-Match', 'Cookie', 'User-Agent', 'Accept', 'X-GitHub-OTP'.
     *  - user (String): Required. 
     *  - repo (String): Required. 
     *  - issue (Number): Required.  Validation rule: ` ^[0-9]+$ `.
     *  - base (String): Required. The branch (or git ref) you want your changes pulled into. This should be an existing branch on the current repository. You cannot submit a pull request to one repo that requests a merge to a base of another repo.
     *  - head (String): Required. The branch (or git ref) where your changes are implemented.
     **/
    this.createFromIssue = function(msg, block, callback) {
        var self = this;
        this.client.httpSend(msg, block, function(err, res) {
            if (err)
                return self.sendError(err, null, msg, callback);

            var ret;
            try {
                ret = res.data;
                var contentType = res.headers["content-type"];
                if (contentType && contentType.indexOf("application/json") !== -1)
                    ret = JSON.parse(ret);
            }
            catch (ex) {
                if (callback)
                    callback(new error.InternalServerError(ex.message), res);
                return;
            }

            if (!ret)
                ret = {};
            if (typeof ret == "object") {
                if (!ret.meta)
                    ret.meta = {};
                ["x-ratelimit-limit", "x-ratelimit-remaining", "x-ratelimit-reset", "x-oauth-scopes", "link", "location", "last-modified", "etag", "status"].forEach(function(header) {
                    if (res.headers[header])
                        ret.meta[header] = res.headers[header];
                });
            }

            if (callback)
                callback(null, ret);
        });
    };

    /** section: github
     *  pullRequests#update(msg, callback) -> null
     *      - msg (Object): Object that contains the parameters and their values to be sent to the server.
     *      - callback (Function): function to call when the request is finished with an error as first argument and result data as second argument.
     *
     *  ##### Params on the `msg` object:
     *
     *  - headers (Object): Optional. Key/ value pair of request headers to pass along with the HTTP request. Valid headers are: 'If-Modified-Since', 'If-None-Match', 'Cookie', 'User-Agent', 'Accept', 'X-GitHub-OTP'.
     *  - user (String): Required. 
     *  - repo (String): Required. 
     *  - number (Number): Required.  Validation rule: ` ^[0-9]+$ `.
     *  - state (String): Optional.  Validation rule: ` ^(open|closed)$ `.
     *  - title (String): Required. 
     *  - body (String): Optional. 
     **/
    this.update = function(msg, block, callback) {
        var self = this;
        this.client.httpSend(msg, block, function(err, res) {
            if (err)
                return self.sendError(err, null, msg, callback);

            var ret;
            try {
                ret = res.data;
                var contentType = res.headers["content-type"];
                if (contentType && contentType.indexOf("application/json") !== -1)
                    ret = JSON.parse(ret);
            }
            catch (ex) {
                if (callback)
                    callback(new error.InternalServerError(ex.message), res);
                return;
            }

            if (!ret)
                ret = {};
            if (typeof ret == "object") {
                if (!ret.meta)
                    ret.meta = {};
                ["x-ratelimit-limit", "x-ratelimit-remaining", "x-ratelimit-reset", "x-oauth-scopes", "link", "location", "last-modified", "etag", "status"].forEach(function(header) {
                    if (res.headers[header])
                        ret.meta[header] = res.headers[header];
                });
            }

            if (callback)
                callback(null, ret);
        });
    };

    /** section: github
     *  pullRequests#getCommits(msg, callback) -> null
     *      - msg (Object): Object that contains the parameters and their values to be sent to the server.
     *      - callback (Function): function to call when the request is finished with an error as first argument and result data as second argument.
     *
     *  ##### Params on the `msg` object:
     *
     *  - headers (Object): Optional. Key/ value pair of request headers to pass along with the HTTP request. Valid headers are: 'If-Modified-Since', 'If-None-Match', 'Cookie', 'User-Agent', 'Accept', 'X-GitHub-OTP'.
     *  - user (String): Required. 
     *  - repo (String): Required. 
     *  - number (Number): Required.  Validation rule: ` ^[0-9]+$ `.
     *  - page (Number): Optional. Page number of the results to fetch. Validation rule: ` ^[0-9]+$ `.
     *  - per_page (Number): Optional. A custom page size up to 100. Default is 30. Validation rule: ` ^[0-9]+$ `.
     **/
    this.getCommits = function(msg, block, callback) {
        var self = this;
        this.client.httpSend(msg, block, function(err, res) {
            if (err)
                return self.sendError(err, null, msg, callback);

            var ret;
            try {
                ret = res.data;
                var contentType = res.headers["content-type"];
                if (contentType && contentType.indexOf("application/json") !== -1)
                    ret = JSON.parse(ret);
            }
            catch (ex) {
                if (callback)
                    callback(new error.InternalServerError(ex.message), res);
                return;
            }

            if (!ret)
                ret = {};
            if (typeof ret == "object") {
                if (!ret.meta)
                    ret.meta = {};
                ["x-ratelimit-limit", "x-ratelimit-remaining", "x-ratelimit-reset", "x-oauth-scopes", "link", "location", "last-modified", "etag", "status"].forEach(function(header) {
                    if (res.headers[header])
                        ret.meta[header] = res.headers[header];
                });
            }

            if (callback)
                callback(null, ret);
        });
    };

    /** section: github
     *  pullRequests#getFiles(msg, callback) -> null
     *      - msg (Object): Object that contains the parameters and their values to be sent to the server.
     *      - callback (Function): function to call when the request is finished with an error as first argument and result data as second argument.
     *
     *  ##### Params on the `msg` object:
     *
     *  - headers (Object): Optional. Key/ value pair of request headers to pass along with the HTTP request. Valid headers are: 'If-Modified-Since', 'If-None-Match', 'Cookie', 'User-Agent', 'Accept', 'X-GitHub-OTP'.
     *  - user (String): Required. 
     *  - repo (String): Required. 
     *  - number (Number): Required.  Validation rule: ` ^[0-9]+$ `.
     *  - page (Number): Optional. Page number of the results to fetch. Validation rule: ` ^[0-9]+$ `.
     *  - per_page (Number): Optional. A custom page size up to 100. Default is 30. Validation rule: ` ^[0-9]+$ `.
     **/
    this.getFiles = function(msg, block, callback) {
        var self = this;
        this.client.httpSend(msg, block, function(err, res) {
            if (err)
                return self.sendError(err, null, msg, callback);

            var ret;
            try {
                ret = res.data;
                var contentType = res.headers["content-type"];
                if (contentType && contentType.indexOf("application/json") !== -1)
                    ret = JSON.parse(ret);
            }
            catch (ex) {
                if (callback)
                    callback(new error.InternalServerError(ex.message), res);
                return;
            }

            if (!ret)
                ret = {};
            if (typeof ret == "object") {
                if (!ret.meta)
                    ret.meta = {};
                ["x-ratelimit-limit", "x-ratelimit-remaining", "x-ratelimit-reset", "x-oauth-scopes", "link", "location", "last-modified", "etag", "status"].forEach(function(header) {
                    if (res.headers[header])
                        ret.meta[header] = res.headers[header];
                });
            }

            if (callback)
                callback(null, ret);
        });
    };

    /** section: github
     *  pullRequests#getMerged(msg, callback) -> null
     *      - msg (Object): Object that contains the parameters and their values to be sent to the server.
     *      - callback (Function): function to call when the request is finished with an error as first argument and result data as second argument.
     *
     *  ##### Params on the `msg` object:
     *
     *  - headers (Object): Optional. Key/ value pair of request headers to pass along with the HTTP request. Valid headers are: 'If-Modified-Since', 'If-None-Match', 'Cookie', 'User-Agent', 'Accept', 'X-GitHub-OTP'.
     *  - user (String): Required. 
     *  - repo (String): Required. 
     *  - number (Number): Required.  Validation rule: ` ^[0-9]+$ `.
     *  - page (Number): Optional. Page number of the results to fetch. Validation rule: ` ^[0-9]+$ `.
     *  - per_page (Number): Optional. A custom page size up to 100. Default is 30. Validation rule: ` ^[0-9]+$ `.
     **/
    this.getMerged = function(msg, block, callback) {
        var self = this;
        this.client.httpSend(msg, block, function(err, res) {
            if (err)
                return self.sendError(err, null, msg, callback);

            var ret;
            try {
                ret = res.data;
                var contentType = res.headers["content-type"];
                if (contentType && contentType.indexOf("application/json") !== -1)
                    ret = JSON.parse(ret);
            }
            catch (ex) {
                if (callback)
                    callback(new error.InternalServerError(ex.message), res);
                return;
            }

            if (!ret)
                ret = {};
            if (typeof ret == "object") {
                if (!ret.meta)
                    ret.meta = {};
                ["x-ratelimit-limit", "x-ratelimit-remaining", "x-ratelimit-reset", "x-oauth-scopes", "link", "location", "last-modified", "etag", "status"].forEach(function(header) {
                    if (res.headers[header])
                        ret.meta[header] = res.headers[header];
                });
            }

            if (callback)
                callback(null, ret);
        });
    };

    /** section: github
     *  pullRequests#merge(msg, callback) -> null
     *      - msg (Object): Object that contains the parameters and their values to be sent to the server.
     *      - callback (Function): function to call when the request is finished with an error as first argument and result data as second argument.
     *
     *  ##### Params on the `msg` object:
     *
     *  - headers (Object): Optional. Key/ value pair of request headers to pass along with the HTTP request. Valid headers are: 'If-Modified-Since', 'If-None-Match', 'Cookie', 'User-Agent', 'Accept', 'X-GitHub-OTP'.
     *  - user (String): Required. 
     *  - repo (String): Required. 
     *  - number (Number): Required.  Validation rule: ` ^[0-9]+$ `.
     *  - commit_message (String): Optional. The message that will be used for the merge commit
     **/
    this.merge = function(msg, block, callback) {
        var self = this;
        this.client.httpSend(msg, block, function(err, res) {
            if (err)
                return self.sendError(err, null, msg, callback);

            var ret;
            try {
                ret = res.data;
                var contentType = res.headers["content-type"];
                if (contentType && contentType.indexOf("application/json") !== -1)
                    ret = JSON.parse(ret);
            }
            catch (ex) {
                if (callback)
                    callback(new error.InternalServerError(ex.message), res);
                return;
            }

            if (!ret)
                ret = {};
            if (typeof ret == "object") {
                if (!ret.meta)
                    ret.meta = {};
                ["x-ratelimit-limit", "x-ratelimit-remaining", "x-ratelimit-reset", "x-oauth-scopes", "link", "location", "last-modified", "etag", "status"].forEach(function(header) {
                    if (res.headers[header])
                        ret.meta[header] = res.headers[header];
                });
            }

            if (callback)
                callback(null, ret);
        });
    };

    /** section: github
     *  pullRequests#getComments(msg, callback) -> null
     *      - msg (Object): Object that contains the parameters and their values to be sent to the server.
     *      - callback (Function): function to call when the request is finished with an error as first argument and result data as second argument.
     *
     *  ##### Params on the `msg` object:
     *
     *  - headers (Object): Optional. Key/ value pair of request headers to pass along with the HTTP request. Valid headers are: 'If-Modified-Since', 'If-None-Match', 'Cookie', 'User-Agent', 'Accept', 'X-GitHub-OTP'.
     *  - user (String): Required. 
     *  - repo (String): Required. 
     *  - number (Number): Required.  Validation rule: ` ^[0-9]+$ `.
     *  - page (Number): Optional. Page number of the results to fetch. Validation rule: ` ^[0-9]+$ `.
     *  - per_page (Number): Optional. A custom page size up to 100. Default is 30. Validation rule: ` ^[0-9]+$ `.
     **/
    this.getComments = function(msg, block, callback) {
        var self = this;
        this.client.httpSend(msg, block, function(err, res) {
            if (err)
                return self.sendError(err, null, msg, callback);

            var ret;
            try {
                ret = res.data;
                var contentType = res.headers["content-type"];
                if (contentType && contentType.indexOf("application/json") !== -1)
                    ret = JSON.parse(ret);
            }
            catch (ex) {
                if (callback)
                    callback(new error.InternalServerError(ex.message), res);
                return;
            }

            if (!ret)
                ret = {};
            if (typeof ret == "object") {
                if (!ret.meta)
                    ret.meta = {};
                ["x-ratelimit-limit", "x-ratelimit-remaining", "x-ratelimit-reset", "x-oauth-scopes", "link", "location", "last-modified", "etag", "status"].forEach(function(header) {
                    if (res.headers[header])
                        ret.meta[header] = res.headers[header];
                });
            }

            if (callback)
                callback(null, ret);
        });
    };

    /** section: github
     *  pullRequests#getComment(msg, callback) -> null
     *      - msg (Object): Object that contains the parameters and their values to be sent to the server.
     *      - callback (Function): function to call when the request is finished with an error as first argument and result data as second argument.
     *
     *  ##### Params on the `msg` object:
     *
     *  - headers (Object): Optional. Key/ value pair of request headers to pass along with the HTTP request. Valid headers are: 'If-Modified-Since', 'If-None-Match', 'Cookie', 'User-Agent', 'Accept', 'X-GitHub-OTP'.
     *  - user (String): Required. 
     *  - repo (String): Required. 
     *  - number (Number): Required.  Validation rule: ` ^[0-9]+$ `.
     **/
    this.getComment = function(msg, block, callback) {
        var self = this;
        this.client.httpSend(msg, block, function(err, res) {
            if (err)
                return self.sendError(err, null, msg, callback);

            var ret;
            try {
                ret = res.data;
                var contentType = res.headers["content-type"];
                if (contentType && contentType.indexOf("application/json") !== -1)
                    ret = JSON.parse(ret);
            }
            catch (ex) {
                if (callback)
                    callback(new error.InternalServerError(ex.message), res);
                return;
            }

            if (!ret)
                ret = {};
            if (typeof ret == "object") {
                if (!ret.meta)
                    ret.meta = {};
                ["x-ratelimit-limit", "x-ratelimit-remaining", "x-ratelimit-reset", "x-oauth-scopes", "link", "location", "last-modified", "etag", "status"].forEach(function(header) {
                    if (res.headers[header])
                        ret.meta[header] = res.headers[header];
                });
            }

            if (callback)
                callback(null, ret);
        });
    };

    /** section: github
     *  pullRequests#createComment(msg, callback) -> null
     *      - msg (Object): Object that contains the parameters and their values to be sent to the server.
     *      - callback (Function): function to call when the request is finished with an error as first argument and result data as second argument.
     *
     *  ##### Params on the `msg` object:
     *
     *  - headers (Object): Optional. Key/ value pair of request headers to pass along with the HTTP request. Valid headers are: 'If-Modified-Since', 'If-None-Match', 'Cookie', 'User-Agent', 'Accept', 'X-GitHub-OTP'.
     *  - user (String): Required. 
     *  - repo (String): Required. 
     *  - number (Number): Required.  Validation rule: ` ^[0-9]+$ `.
     *  - body (String): Required. 
     *  - commit_id (String): Required. Sha of the commit to comment on.
     *  - path (String): Required. Relative path of the file to comment on.
     *  - position (Number): Required. Column index in the diff to comment on.
     **/
    this.createComment = function(msg, block, callback) {
        var self = this;
        this.client.httpSend(msg, block, function(err, res) {
            if (err)
                return self.sendError(err, null, msg, callback);

            var ret;
            try {
                ret = res.data;
                var contentType = res.headers["content-type"];
                if (contentType && contentType.indexOf("application/json") !== -1)
                    ret = JSON.parse(ret);
            }
            catch (ex) {
                if (callback)
                    callback(new error.InternalServerError(ex.message), res);
                return;
            }

            if (!ret)
                ret = {};
            if (typeof ret == "object") {
                if (!ret.meta)
                    ret.meta = {};
                ["x-ratelimit-limit", "x-ratelimit-remaining", "x-ratelimit-reset", "x-oauth-scopes", "link", "location", "last-modified", "etag", "status"].forEach(function(header) {
                    if (res.headers[header])
                        ret.meta[header] = res.headers[header];
                });
            }

            if (callback)
                callback(null, ret);
        });
    };

    /** section: github
     *  pullRequests#createCommentReply(msg, callback) -> null
     *      - msg (Object): Object that contains the parameters and their values to be sent to the server.
     *      - callback (Function): function to call when the request is finished with an error as first argument and result data as second argument.
     *
     *  ##### Params on the `msg` object:
     *
     *  - headers (Object): Optional. Key/ value pair of request headers to pass along with the HTTP request. Valid headers are: 'If-Modified-Since', 'If-None-Match', 'Cookie', 'User-Agent', 'Accept', 'X-GitHub-OTP'.
     *  - user (String): Required. 
     *  - repo (String): Required. 
     *  - number (Number): Required.  Validation rule: ` ^[0-9]+$ `.
     *  - body (String): Required. 
     *  - in_reply_to (Number): Required. 
     **/
    this.createCommentReply = function(msg, block, callback) {
        var self = this;
        this.client.httpSend(msg, block, function(err, res) {
            if (err)
                return self.sendError(err, null, msg, callback);

            var ret;
            try {
                ret = res.data;
                var contentType = res.headers["content-type"];
                if (contentType && contentType.indexOf("application/json") !== -1)
                    ret = JSON.parse(ret);
            }
            catch (ex) {
                if (callback)
                    callback(new error.InternalServerError(ex.message), res);
                return;
            }

            if (!ret)
                ret = {};
            if (typeof ret == "object") {
                if (!ret.meta)
                    ret.meta = {};
                ["x-ratelimit-limit", "x-ratelimit-remaining", "x-ratelimit-reset", "x-oauth-scopes", "link", "location", "last-modified", "etag", "status"].forEach(function(header) {
                    if (res.headers[header])
                        ret.meta[header] = res.headers[header];
                });
            }

            if (callback)
                callback(null, ret);
        });
    };

    /** section: github
     *  pullRequests#updateComment(msg, callback) -> null
     *      - msg (Object): Object that contains the parameters and their values to be sent to the server.
     *      - callback (Function): function to call when the request is finished with an error as first argument and result data as second argument.
     *
     *  ##### Params on the `msg` object:
     *
     *  - headers (Object): Optional. Key/ value pair of request headers to pass along with the HTTP request. Valid headers are: 'If-Modified-Since', 'If-None-Match', 'Cookie', 'User-Agent', 'Accept', 'X-GitHub-OTP'.
     *  - user (String): Required. 
     *  - repo (String): Required. 
     *  - number (Number): Required.  Validation rule: ` ^[0-9]+$ `.
     *  - body (String): Required. 
     **/
    this.updateComment = function(msg, block, callback) {
        var self = this;
        this.client.httpSend(msg, block, function(err, res) {
            if (err)
                return self.sendError(err, null, msg, callback);

            var ret;
            try {
                ret = res.data;
                var contentType = res.headers["content-type"];
                if (contentType && contentType.indexOf("application/json") !== -1)
                    ret = JSON.parse(ret);
            }
            catch (ex) {
                if (callback)
                    callback(new error.InternalServerError(ex.message), res);
                return;
            }

            if (!ret)
                ret = {};
            if (typeof ret == "object") {
                if (!ret.meta)
                    ret.meta = {};
                ["x-ratelimit-limit", "x-ratelimit-remaining", "x-ratelimit-reset", "x-oauth-scopes", "link", "location", "last-modified", "etag", "status"].forEach(function(header) {
                    if (res.headers[header])
                        ret.meta[header] = res.headers[header];
                });
            }

            if (callback)
                callback(null, ret);
        });
    };

    /** section: github
     *  pullRequests#deleteComment(msg, callback) -> null
     *      - msg (Object): Object that contains the parameters and their values to be sent to the server.
     *      - callback (Function): function to call when the request is finished with an error as first argument and result data as second argument.
     *
     *  ##### Params on the `msg` object:
     *
     *  - headers (Object): Optional. Key/ value pair of request headers to pass along with the HTTP request. Valid headers are: 'If-Modified-Since', 'If-None-Match', 'Cookie', 'User-Agent', 'Accept', 'X-GitHub-OTP'.
     *  - user (String): Required. 
     *  - repo (String): Required. 
     *  - number (Number): Required.  Validation rule: ` ^[0-9]+$ `.
     **/
    this.deleteComment = function(msg, block, callback) {
        var self = this;
        this.client.httpSend(msg, block, function(err, res) {
            if (err)
                return self.sendError(err, null, msg, callback);

            var ret;
            try {
                ret = res.data;
                var contentType = res.headers["content-type"];
                if (contentType && contentType.indexOf("application/json") !== -1)
                    ret = JSON.parse(ret);
            }
            catch (ex) {
                if (callback)
                    callback(new error.InternalServerError(ex.message), res);
                return;
            }

            if (!ret)
                ret = {};
            if (typeof ret == "object") {
                if (!ret.meta)
                    ret.meta = {};
                ["x-ratelimit-limit", "x-ratelimit-remaining", "x-ratelimit-reset", "x-oauth-scopes", "link", "location", "last-modified", "etag", "status"].forEach(function(header) {
                    if (res.headers[header])
                        ret.meta[header] = res.headers[header];
                });
            }

            if (callback)
                callback(null, ret);
        });
    };

}).call(pullRequests.pullRequests);