using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Data.SqlClient;
using System.Data;
using System.Configuration;
using System.Runtime.Serialization.Json;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using System.Web.Services.Protocols;
using System.Security.Cryptography;
using System.Text;
using System.Web.SessionState;
using System.Drawing;
using System.Drawing.Imaging;
using System.IO;
using System.Runtime.Serialization;

/// <summary>
/// userdata 的摘要描述
/// </summary>
public class userdata
{
    autoBindDataTable userSQL;

    DataRow userRow;
    public string user_uid = "";
    public string user_id = "";
    public string user_name = "";
    public string user_email = "";
    public string user_onjob = "N";
    public string user_type = "Y";
    public string user_perm = "N";
    public string user_pic = "";
    //public string user_picurl = "";
    private string _user_pwd = "";
    private int user_pic_version = 1;
    private string _baseurl = HttpContext.Current.Request.Url.Scheme + "://" + HttpContext.Current.Request.Url.Authority + HttpContext.Current.Request.ApplicationPath.TrimEnd('/');
    [IgnoreDataMember] private Image _picImage;
   
    public string update_result = "";
    public string user_lastlogin = "";
    private Boolean imageChange = false;
    private Boolean pwdChange = false;

    public userdata()
    {
        //
        // TODO: 在這裡新增建構函式邏輯
        //
        string userStr = string.Format("select * from users where user_sn = -1");
        userSQL = new autoBindDataTable(userStr);
        userRow = userSQL.newRow;
        userSQL.dataRows.Add(userRow);
        user_uid = globalClass.CreateRandomCode(16);
        userRow["user_uid"] = user_uid;

        
    }

    public userdata(DataRow userRow)
    {
        
        user_uid = userRow["user_uid"].ToString();
        user_id = userRow["user_id"].ToString();
        user_name = userRow["user_name"].ToString();
        user_email = userRow["user_email"].ToString();
        user_type = userRow["user_type"].ToString();
        user_perm = userRow["user_perm"].ToString();
        _user_pwd = userRow["user_pwd"].ToString();
        user_pic = userRow["user_pic"].ToString();
        user_onjob = userRow["user_onjob"].ToString();
        user_pic_version = int.Parse(userRow["user_pic_version"].ToString());
        user_lastlogin = ((DateTime)userRow["user_lastlogindate"]).ToString("yyyy/MM/dd HH:mm:ss");
    }

    public userdata(string uid)
    {
        string userStr = string.Format("select * from users where user_uid = '{0}'", uid);
        userSQL = new autoBindDataTable(userStr);

        if (userSQL.dataRows.Count == 0)
        {
            throw new Exception("無此 uid 使用者! uid = " + uid);
        }

        userRow = userSQL.dataRows[0];
        user_uid = userRow["user_uid"].ToString();
        user_id = userRow["user_id"].ToString();
        user_name = userRow["user_name"].ToString();
        user_email = userRow["user_email"].ToString();
        user_type = userRow["user_type"].ToString();
        user_perm = userRow["user_perm"].ToString();
        _user_pwd = userRow["user_pwd"].ToString();
        user_pic = userRow["user_pic"].ToString();
        user_onjob = userRow["user_onjob"].ToString();
        user_pic_version = int.Parse(userRow["user_pic_version"].ToString());
        user_lastlogin = ((DateTime)userRow["user_lastlogindate"]).ToString("yyyy/MM/dd HH:mm:ss");

        //if (user_pic == "")
        //{
        //    user_picurl = _baseurl + "/uploads/images/avatars/unknown-profile.jpg";
        //}
        //else {
        //    user_picurl = _baseurl + user_pic + "?v=" + user_pic_version.ToString();
        //}

        _picImage = globalClass.DownloadImageFromUrl(user_picurl);
    }

    
    public string user_picurl
    {
        set
        {

        }
        get
        {
            if (user_pic == "")
            {
                return _baseurl + "/BackEnd/assets/images/avatars/unknown-profile.jpg";
            }
            else
            {
                return _baseurl + user_pic + "?v=" + user_pic_version.ToString();
            }
        }
    }

    public Boolean updateData()
    {
        Boolean result = false;

        update_result = "更新失敗!";

        if (imageChange)
        {
            user_pic = string.Format("/BackEnd/uploads/images/avatars/{0}.png", user_uid);

            string path = System.Web.HttpContext.Current.Server.MapPath("~/");
            _picImage.Save(path + user_pic.Replace("/", "\\"), ImageFormat.Png);
        }

        userRow["user_name"] = user_name;
        userRow["user_email"] = user_email;
        userRow["user_id"] = user_id;
        userRow["user_type"] = user_type;
        userRow["user_perm"] = user_perm;
        userRow["user_pic"] = user_pic;
        userRow["user_pic_version"] = user_pic_version;
        userRow["user_onjob"] = user_onjob;

        if (pwdChange)
        {
            userRow["user_pwd"] = _user_pwd;
        }
     
        try
        {
            userSQL.updateDataTable();
            update_result = "儲存成功";
            result = true;
        }
        catch (Exception ex)
        {
            update_result = "儲存失敗 - " + ex.Message;
            result = false;
        }


        return result;
    }

    public string perm_string
    {
        set { }
        get {
            string output = "一般用戶";

            switch (user_perm)
            {                
                case "A":
                    output = "系統管理員";
                    break;
                case "P":
                    output = "專案管理員";
                    break;
                case "N":
                    output = "一般用戶";
                    break;
            }

            return output;
        }
    }

    [IgnoreDataMember]
    public string user_pwd
    {
        get { return _user_pwd; }
        set
        {
            pwdChange = true;
            _user_pwd = value;
        }
    }

    [IgnoreDataMember]
    public Image pic_image
    {
        get { return _picImage; }
        set
        {
            imageChange = true;
            user_pic_version += 1;
            _picImage = value;
        }
    }
}