using System;
using System.Data;
using System.Data.SqlClient;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;

namespace Library
{
	/// <summary>
	/// LookUp 的摘要說明。
	/// </summary>
	public class LookUp : System.Windows.Forms.Form
	{
		public static System.Windows.Forms.ListView listView1;
		private System.Windows.Forms.GroupBox groupBox1;
		private System.Windows.Forms.GroupBox groupBox2;
		private System.Windows.Forms.Button button3;
		private System.Windows.Forms.Button btnClose;
		private System.Windows.Forms.TextBox textBox1;
		private System.Windows.Forms.Button button4;
		private System.Windows.Forms.ToolTip toolTip1;
		private System.Windows.Forms.Label label2;
		public static System.Windows.Forms.ComboBox comboBox1;
		private System.Windows.Forms.Label label3;
		private System.Windows.Forms.RadioButton radioButton1;
		private System.Windows.Forms.RadioButton radioButton2;
		private System.Windows.Forms.Button button1;
		private System.ComponentModel.IContainer components;

		/// <summary>
		/// 臨時數據表
		/// </summary>
		private static DataTable tableTemp = null;
		/// <summary>
		/// 
		/// </summary>
		private static string dtNow = DateTime.Now.Year.ToString() + 
			"-" + DateTime.Now.Month.ToString() + 
			"-" + DateTime.Now.Day.ToString();
		/// <summary>
		/// 超期圖書
		/// </summary>
		private static string cqBooks = @"SELECT TOP 100 PERCENT dbo.流通.圖書條碼號, dbo.圖書資料.分類號, 
			dbo.圖書資料.書名, dbo.圖書資料.ISBN, dbo.圖書資料.作者, dbo.圖書資料.單價, 
			dbo.圖書資料.出版社, dbo.圖書資料.出版日期, dbo.圖書資料.圖書類型, 
			dbo.圖書資料.編碼日期, dbo.圖書資料.入庫日期, dbo.圖書資料.書架名稱, 
			dbo.圖書資料.借閱次數, dbo.流通.借書日期, dbo.流通.還書日期, 
			dbo.流通.歸還標志
			FROM dbo.流通 INNER JOIN
			dbo.圖書資料 ON dbo.流通.圖書條碼號 = dbo.圖書資料.條形碼
			WHERE dbo.流通.歸還標志 = 1 and dbo.流通.還書日期<'" + dtNow + 
			"' ORDER BY dbo.圖書資料.借閱次數 DESC";
		/// <summary>
		/// 動態視圖——今日借閱記錄
		/// </summary>
		private static string todayBorrow = @"SELECT dbo.流通.圖書條碼號, dbo.圖書資料.分類號, dbo.圖書資料.書名, 
			dbo.圖書資料.ISBN, dbo.圖書資料.作者, dbo.圖書資料.單價, dbo.圖書資料.出版社, 
			dbo.圖書資料.出版日期, dbo.圖書資料.圖書類型, dbo.圖書資料.編碼日期, 
			dbo.圖書資料.入庫日期, dbo.圖書資料.書架名稱, dbo.圖書資料.借閱次數, 
			dbo.流通.借書日期, dbo.流通.還書日期, dbo.流通.歸還標志
			FROM dbo.流通 INNER JOIN
			dbo.圖書資料 ON dbo.流通.圖書條碼號 = dbo.圖書資料.條形碼
			WHERE (dbo.流通.歸還標志 = 0) and dbo.流通.借書日期='" + DateTime.Now.ToShortDateString() + "'";
		/// <summary>
		/// 動態視圖——今日歸還記錄
		/// </summary>
		private static string todayReturn = @"SELECT dbo.流通.圖書條碼號, dbo.圖書資料.分類號, dbo.圖書資料.書名, 
			dbo.圖書資料.ISBN, dbo.圖書資料.作者, dbo.圖書資料.單價, dbo.圖書資料.出版社, 
			dbo.圖書資料.出版日期, dbo.圖書資料.圖書類型, dbo.圖書資料.編碼日期, 
			dbo.圖書資料.入庫日期, dbo.圖書資料.書架名稱, dbo.圖書資料.借閱次數, 
			dbo.流通.借書日期, dbo.流通.還書日期, dbo.流通.歸還標志
			FROM dbo.流通 INNER JOIN
			dbo.圖書資料 ON dbo.流通.圖書條碼號 = dbo.圖書資料.條形碼
			WHERE (dbo.流通.歸還標志 = 1) and dbo.流通.借書日期='" + DateTime.Now.Date.ToShortDateString() + "'";
		/// <summary>
		/// 動態視圖——今日到/超期記錄
		/// </summary>
		private static string todayCD = @"SELECT dbo.流通.圖書條碼號, dbo.圖書資料.分類號, dbo.圖書資料.書名, 
			dbo.圖書資料.ISBN, dbo.圖書資料.作者, dbo.圖書資料.單價, dbo.圖書資料.出版社, 
			dbo.圖書資料.出版日期, dbo.圖書資料.圖書類型, dbo.圖書資料.編碼日期, 
			dbo.圖書資料.入庫日期, dbo.圖書資料.書架名稱, dbo.圖書資料.借閱次數, 
			dbo.流通.借書日期, dbo.流通.還書日期, dbo.流通.歸還標志
			FROM dbo.流通 INNER JOIN
			dbo.圖書資料 ON dbo.流通.圖書條碼號 = dbo.圖書資料.條形碼
			WHERE (dbo.流通.歸還標志 = 0) and dbo.流通.借書日期='" + DateTime.Now.Date.ToShortDateString() 
			+ "' and dbo.流通.還書日期<='" + DateTime.Now.ToShortDateString() + "'";
		
		/// <summary>
		/// 查詢模式
		/// </summary>
		public static string Type = "";
		/// <summary>
		/// 定義方法GetData(),返回一個數據表
		/// </summary>
		/// <returns>返回DataTable</returns>
		public static System.Data.DataTable GetData(string view)
		{
			SqlDataAdapter adapter = new SqlDataAdapter("select * from " + view,Global.conn);
			DataSet ds= new DataSet();
			try
			{
				adapter.Fill(ds);
			}
			catch(Exception ex)
			{
				MessageBox.Show(ex.ToString());
			}
			return ds.Tables[0];
		}
		/// <summary>
		/// 定義方法GetData(),返回一個數據表
		/// </summary>
		/// <returns>返回DataTable</returns>
		public static System.Data.DataTable GetData2(string sel)
		{
			SqlDataAdapter adapter = new SqlDataAdapter(sel,Global.conn);
			DataSet ds= new DataSet();
			try
			{
				adapter.Fill(ds);
			}
			catch(Exception ex)
			{
				MessageBox.Show(ex.ToString());
			}
			return ds.Tables[0];
		}
		/// <summary>
		/// 圖書借閱記錄
		/// </summary>
		public static void initializeScreen(bool reset)
		{
			ListViewItem item = null;
			int colIndex=0;
			switch(Type)
			{
				case "圖書借閱記錄":
					tableTemp = GetData(Type);
					break;
				case "已借閱圖書":
					tableTemp = GetData(Type);
					break;
				case "已歸還圖書":
					tableTemp = GetData(Type);
					break;
				case "已超期圖書":
					tableTemp = GetData2(cqBooks);
					break;
				case "讀者信息":
					tableTemp = GetData(Type);
					break;
				case "已掛失借書證":
					tableTemp = GetData(Type);
					break;
				case "已丟失圖書":
					tableTemp = GetData(Type);
					break;
				case "今日借閱記錄":
					tableTemp = GetData2(todayBorrow);
					break;
				case "今日歸還記錄":
					tableTemp = GetData2(todayReturn);
					break;
				case "今日到超期記錄":
					tableTemp = GetData2(todayCD);
					break;
			}
     
			if(reset)
			{
				listView1.Items.Clear();
				//將所得到的表的列名,賦值給單元格
				foreach(DataColumn col in tableTemp.Columns)
				{
					colIndex++;
					comboBox1.Items.Add(col.ColumnName);
				}
			}
			else
			{
				listView1.Clear();
				//將所得到的表的列名,賦值給單元格
				foreach(DataColumn col in tableTemp.Columns)
				{
					colIndex++;
					listView1.Columns.Add(col.ColumnName,-2,HorizontalAlignment.Left);
					comboBox1.Items.Add(col.ColumnName);
				}
			}
			//同樣方法處理數據
			foreach(DataRow row in tableTemp.Rows)
			{
				colIndex=0;
				item = new ListViewItem(row[0].ToString());
				for(colIndex= 1;colIndex<tableTemp.Columns.Count;colIndex++)
				{
					item.SubItems.Add(row[colIndex].ToString());
				}
				listView1.Items.Add(item);
			}
		}
		public LookUp(string type)
		{
			//
			// Windows 窗體設計器支持所必需的
			//
			InitializeComponent();

			listView1 = new System.Windows.Forms.ListView();
			// 
			// listView1
			// 
			listView1.FullRowSelect = true;
			listView1.GridLines = true;
			listView1.Sorting = SortOrder.Descending;
			listView1.Location = new System.Drawing.Point(16, 16);
			listView1.Name = "listView1";
			listView1.Size = new System.Drawing.Size(704, 336);
			listView1.TabIndex = 9;
			listView1.View = System.Windows.Forms.View.Details;
			listView1.ColumnClick+=new ColumnClickEventHandler(listView1_ColumnClick);
			comboBox1 = new System.Windows.Forms.ComboBox();
			this.Controls.Add(listView1);
			// 
			// comboBox1
			// 
			comboBox1.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
			comboBox1.Location = new System.Drawing.Point(88, 22);
			comboBox1.Name = "comboBox1";
			comboBox1.Size = new System.Drawing.Size(168, 20);
			comboBox1.TabIndex = 6;
			groupBox1.Controls.Add(comboBox1);
			//
			//
			//
			Type = type;
			this.Text = "查詢——" + Type;
			initializeScreen(false);
		}

		/// <summary>
		/// 清理所有正在使用的資源。
		/// </summary>
		protected override void Dispose( bool disposing )
		{
			if( disposing )
			{
				if(tableTemp!=null)
				{
					tableTemp.Dispose();
				}
				if(components != null)
				{
					components.Dispose();
				}
			}
			base.Dispose( disposing );
		}

		#region Windows 窗體設計器生成的代碼
		/// <summary>
		/// 設計器支持所需的方法 - 不要使用代碼編輯器修改
		/// 此方法的內容。
		/// </summary>
		private void InitializeComponent()
		{
			this.components = new System.ComponentModel.Container();
			System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(LookUp));
			this.groupBox1 = new System.Windows.Forms.GroupBox();
			this.radioButton2 = new System.Windows.Forms.RadioButton();
			this.radioButton1 = new System.Windows.Forms.RadioButton();
			this.label3 = new System.Windows.Forms.Label();
			this.label2 = new System.Windows.Forms.Label();
			this.button4 = new System.Windows.Forms.Button();
			this.textBox1 = new System.Windows.Forms.TextBox();
			this.groupBox2 = new System.Windows.Forms.GroupBox();
			this.button1 = new System.Windows.Forms.Button();
			this.btnClose = new System.Windows.Forms.Button();
			this.button3 = new System.Windows.Forms.Button();
			this.toolTip1 = new System.Windows.Forms.ToolTip(this.components);
			this.groupBox1.SuspendLayout();