using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Collections;
using System.Web.UI.WebControls;

namespace BLL
{
    public static class Project_WorkAreaService
    {
        public static Model.SGGLDB db = Funs.DB;

        /// <summary>
        /// 根据区域ID获取区域信息
        /// </summary>
        /// <param name="workAreaName"></param>
        /// <returns></returns>
        public static Model.Project_WorkArea getWorkAreaByWorkAreaId(string workAreaId)
        {
            return Funs.DB.Project_WorkArea.FirstOrDefault(e => e.WorkAreaId == workAreaId);
        }

        /// <summary>
        /// 根据区域Code获取区域信息
        /// </summary>
        /// <param name="workAreaName"></param>
        /// <returns></returns>
        public static bool IsExistWorkAreaCode(string projectId, string workAreaCode, string workAreaId, string installationId)
        {
            var q = Funs.DB.Project_WorkArea.FirstOrDefault(x => x.ProjectId == projectId && x.WorkAreaCode == workAreaCode && x.InstallationId == installationId && x.WorkAreaId != workAreaId);
            if (q != null)
            {
                return true;
            }
            else
            {
                return false;
            }
        }

        /// <summary>
        /// 添加作业区域
        /// </summary>
        /// <param name="workArea"></param>
        public static void AddWorkArea(Model.Project_WorkArea workArea)
        {
            string newKeyID = SQLHelper.GetNewID(typeof(Model.Project_WorkArea));
            Model.Project_WorkArea newWorkArea = new Model.Project_WorkArea();
            newWorkArea.WorkAreaId = newKeyID;
            newWorkArea.WorkAreaCode = workArea.WorkAreaCode;
            newWorkArea.UnitId = workArea.UnitId;
            newWorkArea.InstallationId = workArea.InstallationId;
            newWorkArea.ProjectId = workArea.ProjectId;
            newWorkArea.Def = workArea.Def;
            newWorkArea.WorkAreaName = workArea.WorkAreaName;
            newWorkArea.SupervisorUnitId = workArea.SupervisorUnitId;

            db.Project_WorkArea.InsertOnSubmit(newWorkArea);
            db.SubmitChanges();
        }

        /// <summary>
        /// 修改作业区域
        /// </summary>
        /// <param name="workArea"></param>
        public static void updateWorkArea(Model.Project_WorkArea workArea)
        {
            Model.Project_WorkArea newWorkArea = db.Project_WorkArea.FirstOrDefault(e => e.WorkAreaId == workArea.WorkAreaId);
            if (newWorkArea != null)
            {
                newWorkArea.InstallationId = workArea.InstallationId;
                newWorkArea.WorkAreaCode = workArea.WorkAreaCode;
                newWorkArea.UnitId = workArea.UnitId;
                newWorkArea.WorkAreaId = workArea.WorkAreaId;
                newWorkArea.ProjectId = workArea.ProjectId;
                newWorkArea.Def = workArea.Def;
                newWorkArea.WorkAreaName = workArea.WorkAreaName;
                newWorkArea.SupervisorUnitId = workArea.SupervisorUnitId;
                db.SubmitChanges();
            }
        }

        /// <summary>
        /// 根据作业区域Id删除一个作业区域信息
        /// </summary>
        /// <param name="workAreaId"></param>
        public static void DeleteWorkArea(string workAreaId)
        {
            Model.Project_WorkArea workArea = db.Project_WorkArea.FirstOrDefault(e => e.WorkAreaId == workAreaId);
            if (workArea != null)
            {
                db.Project_WorkArea.DeleteOnSubmit(workArea);
                db.SubmitChanges();
            }
        }


        /// <summary>
        /// 根据区域获得设置数
        /// </summary>
        /// <param name="WorkAreaId">设置主键</param>
        /// <returns>区域数</returns>
        public static int GeWorkAreaCountByWorkAreaId(string WorkAreaId)
        {
            var q = (from x in Funs.DB.Project_WorkArea where x.WorkAreaId == WorkAreaId select x).ToList();
            return q.Count();
        }

        /// <summary>
        /// 根据单位获取数区域
        /// </summary>
        /// <param name="unitId"></param>
        /// <returns></returns>
        public static int GetWorkAreaCountByUnitId(string unitId)
        {
            var q = (from x in Funs.DB.Project_WorkArea where x.UnitId == unitId select x).ToList();
            return q.Count();
        }

        /// <summary>
        /// 根据区域代码获取区域信息
        /// </summary>
        /// <param name="workAreaCode"></param>
        /// <returns></returns>
        public static Model.Project_WorkArea GetWorkAreaByWorkAreaCode(string workAreaCode, string projectId)
        {
            return Funs.DB.Project_WorkArea.FirstOrDefault(x => x.WorkAreaCode == workAreaCode && x.ProjectId == projectId);
        }

        /// <summary>
        /// 根据区域代码获取区域信息
        /// </summary>
        /// <param name="workAreaCode"></param>
        /// <returns></returns>
        public static Model.Project_WorkArea GetWorkAreaByWorkAreaName(string workAreaName, string projectId)
        {
            return Funs.DB.Project_WorkArea.FirstOrDefault(x => x.WorkAreaName == workAreaName && x.ProjectId == projectId);
        }

        /// <summary>
        /// 根据装置id获取区域信息
        /// </summary>
        /// <param name="workAreaCode"></param>
        /// <returns></returns>
        public static Model.Project_WorkArea GetWorkAreaByInstallationId(string installationId)
        {
            return Funs.DB.Project_WorkArea.FirstOrDefault(x => x.InstallationId == installationId);
        }

        /// <summary>
        /// 根据单位获取区域编码项
        /// </summary>
        /// <returns></returns>
        public static List<Model.Project_WorkArea> GetWorkAreaListByUnit(string projectId, string unitId)
        {
            var q = (from x in Funs.DB.Project_WorkArea where x.UnitId == unitId && x.ProjectId == projectId orderby x.WorkAreaCode select x).ToList();
            return q;
        }

        /// <summary>
        /// 根据项目获取区域编码项
        /// </summary>
        /// <returns></returns>
        public static List<Model.Project_WorkArea> GetWorkAreaList(string projectId)
        {
            return (from x in Funs.DB.Project_WorkArea where x.ProjectId == projectId orderby x.WorkAreaCode select x).ToList();
            
        }

        /// <summary>
        /// 获取区域编码项
        /// </summary>
        /// <returns></returns>
        public static List<Model.Project_WorkArea> GetWorkAreaList()
        {
            var q = (from x in Funs.DB.Project_WorkArea orderby x.WorkAreaCode select x).ToList();
            //ListItem[] item = new ListItem[q.Count()];
            //for (int i = 0; i < q.Count(); i++)
            //{
            //    item[i] = new ListItem(q[i].WorkAreaCode ?? "", q[i].WorkAreaId.ToString());
            //}
            return q;
        }

        /// <summary>
        /// 获取区域编码项
        /// </summary>
        /// <returns></returns>
        public static List<Model.Project_WorkArea> GetWorkAreaListByInstallationIdUnitId(string installationId, string unitId)
        {
            var q = (from x in Funs.DB.Project_WorkArea
                     where x.InstallationId == installationId && x.UnitId == unitId
                     orderby x.WorkAreaCode select x).ToList();
            //ListItem[] item = new ListItem[q.Count()];
            //for (int i = 0; i < q.Count(); i++)
            //{
            //    item[i] = new ListItem(q[i].WorkAreaCode ?? "", q[i].WorkAreaId.ToString());
            //}
            return q;
        }
    }
}