using System;
using System.Collections.Generic;
using System.Linq;
using System.Data;
using System.Data.SqlClient;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using BLL;

namespace FineUIPro.Web.Controls
{
    public partial class AuditFlowControl : System.Web.UI.UserControl
    {
        /// <summary>
        /// 菜单ID
        /// </summary>
        public string MenuId
        {
            get;
            set;
        }

        /// <summary>
        /// 办理步骤
        /// </summary>
        public int Step
        {
            get;
            set;
        }

        /// <summary>
        /// 我的意见
        /// </summary>
        public string Opinions
        {
            get
            {
                return txtOpinions.Text.Trim();
            }
        }

        /// <summary>
        /// 下一步骤
        /// </summary>
        public int? NextStep
        {
            get
            {
                if (drpType.SelectedValue != null)
                {
                    return Convert.ToInt32(drpType.SelectedValue.Trim());
                }
                else
                {
                    return null;
                }
            }
        }

        /// <summary>
        /// 办理人员
        /// </summary>
        public string HandleUser
        {
            get
            {
                return drpPerson.SelectedValue;
            }
        }

        /// <summary>
        /// 是否同意
        /// </summary>
        public bool IsAgree
        {
            get
            {
                return Convert.ToBoolean(rblIsAgree.SelectedValue);
            }
        }

        #region 定义项
        /// <summary>
        /// 
        /// </summary>
        public string FlowModule
        {
            get
            {
                return (string)ViewState["FlowModule"];
            }
            set
            {
                ViewState["FlowModule"] = value;
            }
        }

        public int AudiFlowStep
        {
            get
            {
                return (int)ViewState["AudiFlowStep"];
            }
            set
            {
                ViewState["AudiFlowStep"] = value;
            }
        }

        #endregion

        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                FlowModule = this.MenuId;
                AudiFlowStep = Step;

                // 第一个步骤如编制隐藏意见
                if (BLL.AudiFlowService.GetFristAuditFlowStep(FlowModule).AudiFlowStep == AudiFlowStep)
                {
                    this.txtOpinions.Hidden = true;
                    this.rblIsAgree.Hidden = true;
                }
                else
                {
                    this.txtOpinions.Hidden = false;
                    this.rblIsAgree.Hidden = false;
                }

                // 绑定办理步骤，设置默认办理步骤
                this.drpType.Items.Clear();
                this.drpType.DataTextField = "AuditFlowName";
                this.drpType.DataValueField = "AudiFlowStep";
                if (BLL.AudiFlowService.GetEndAuditFlowStep(FlowModule).AudiFlowStep != this.AudiFlowStep)
                {
                    this.drpType.DataSource = BLL.AudiFlowService.GetNextAuditFlowStep(this.FlowModule, this.AudiFlowStep);
                }
                else
                {
                    this.drpType.DataSource = BLL.AudiFlowService.GetEndAuditFlowStepList(FlowModule);
                    this.drpPerson.Hidden = true;
                    
                   
                }
                this.drpType.DataBind();
                drpType.SelectedIndex = 0;

                // 绑定办理人和设置标题
                var q = BLL.AudiFlowService.GetAuditFlow(this.FlowModule, Convert.ToInt32(this.drpType.SelectedValue));
                if (q != null)
                {
                    BindAuditUser(q.RoleId??"");
                    GetPanlTitle(ConvertRole(q.RoleId));
                }

                // 加载结束步骤，隐藏办理人
                if (this.AudiFlowStep == BLL.AudiFlowService.GetPreStepOfEndStep(FlowModule))
                {
                     this.drpPerson.Items.Clear();
                    this.drpPerson.Hidden = true;
                }
            }
        }

        protected void drpType_SelectedIndexChanged(object sender, EventArgs e)
        {          
            if (this.drpType.SelectedValue == BLL.AudiFlowService.GetEndAuditFlowStep(FlowModule).AudiFlowStep.ToString())
            {
                this.drpPerson.Items.Clear();
                this.drpPerson.Hidden = true;
            }
            else
            {
                this.drpPerson.Items.Clear();
                this.drpPerson.Hidden = false;
                var q = BLL.AudiFlowService.GetAuditFlow(this.FlowModule, Convert.ToInt32(this.drpType.SelectedValue));
                if (q != null)
                {
                    BindAuditUser(q.RoleId??"");
                    GetPanlTitle(ConvertRole(q.RoleId));
                }
            }
        }

        protected void rblIsAgree_SelectedIndexChanged(object sender, EventArgs e)
        {
            if (BLL.AudiFlowService.GetEndAuditFlowStep(FlowModule) != null)
            {
                this.drpType.Items.Clear();

                this.drpType.DataTextField = "AuditFlowName";
                this.drpType.DataValueField = "AudiFlowStep";
                if (this.rblIsAgree.SelectedValue == "True")
                {
                    if (BLL.AudiFlowService.GetEndAuditFlowStep(FlowModule).AudiFlowStep != this.AudiFlowStep)
                    {
                        this.drpType.DataSource = BLL.AudiFlowService.GetNextAuditFlowStep(this.FlowModule, this.AudiFlowStep);
                    }
                    else
                    {
                        this.drpType.DataSource = BLL.AudiFlowService.GetEndAuditFlowStep(FlowModule);
                    }
                    this.drpType.DataBind();
                }
                else
                {
                    this.drpPerson.Hidden = false;
                    this.drpType.DataSource = BLL.AudiFlowService.GetAudiFlowsByFlowModuleAndAudiFlowId(this.FlowModule, null);
                    this.drpType.DataBind();
                    Funs.FineUIReCompileSelect(this.drpType);
                }
                
                // 默认选第一项
                drpType.SelectedIndex = 0;
                if (this.drpType.SelectedValue == BLL.AudiFlowService.GetEndAuditFlowStep(FlowModule).AudiFlowStep.ToString())   //最后一步完成时隐藏办理人
                {
                    this.drpPerson.Hidden = true;
                }
                Model.AudiFlow flow = null;
                if (this.drpType.SelectedValue != "0")
                {
                    flow = BLL.AudiFlowService.GetAuditFlow(this.FlowModule, Convert.ToInt32(this.drpType.SelectedValue));
                }
                else
                {
                    // "0"为重新编制，重新编制办理人员为编制人
                    flow = BLL.AudiFlowService.GetFristAuditFlowStep(this.FlowModule);
                }
                if (flow != null)
                {
                    BindAuditUser(flow.RoleId??"");
                    GetPanlTitle(ConvertRole(flow.RoleId));
                }
            }
            else
            {
                Alert.ShowInTop("请设置流程的结束步骤！", MessageBoxIcon.Warning);
            }
        }

        /// <summary>
        /// 绑定审批用户
        /// </summary>
        /// <param name="roleIds"></param>
        private void BindAuditUser(string roleIds)
        {
            string strSql = @"select pu.UserId,u.UserName from dbo.Project_User pu
                              left join dbo.Sys_User u on u.UserId=pu.UserId
                              left join dbo.Sys_Role r on pu.RoleId=r.RoleId
                              where pu.IsPost=1 and ProjectId=@ProjectId
                              and CHARINDEX(','+RTRIM(pu.RoleId)+',',','+@RoleIds+',')>0  ";
            SqlParameter[] parameter = new SqlParameter[]       
                    {
                        new SqlParameter("@ProjectId",((Model.Sys_User)Session["CurrUser"]).LoginProjectId),
                        new SqlParameter("@RoleIds",roleIds)
                    };
            DataTable tb = SQLHelper.GetDataTableRunText(strSql, parameter);

            this.drpPerson.DataSource = tb;
            this.drpPerson.DataTextField = "UserName";
            this.drpPerson.DataValueField = "UserId";
            drpPerson.DataBind();
            if (drpPerson.Items.Count > 0)
            {
                drpPerson.SelectedIndex = 0;
            }
        }

        /// <summary>
        /// 设置面板标题
        /// </summary>
        /// <param name="title"></param>
        private void GetPanlTitle(string title)
        {
            Panel5.Title = "下一步流程设置（审批角色：" + title + ")";
        }

        /// <summary>
        /// 得到角色名称字符串
        /// </summary>
        /// <param name="bigType"></param>
        /// <returns></returns>
        protected string ConvertRole(string roleIds)
        {
            string roleName = string.Empty;
            if (roleIds != null)
            {
                string[] roles = roleIds.ToString().Split(',');
                foreach (string roleId in roles)
                {
                    var q = BLL.Sys_RoleService.GetRole(roleId);
                    if (q != null)
                    {
                        roleName += q.RoleName + ",";
                    }
                }
                if (roleName != string.Empty)
                {
                    roleName = roleName.Substring(0, roleName.Length - 1); ;
                }
            }

            return roleName;
        }
    }
}