BIFENG-ERP-SYS-APP/Assets/scripts/書架.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.SceneManagement;
using UnityEngine.UI;
using UnityEngine.Networking;
using System.Text.RegularExpressions;
using System.Data.SqlClient;
using TMPro;
using System;
using System.IO;
using ZXing;
using ZXing.QrCode;
using System.Net;
using SimpleJSON;
using System.ComponentModel;
using System.Runtime.InteropServices;

public class 書架 : MonoBehaviour
{

    public RawImage rawImage;

    public RawImage rawImage1;

    public CanvasScaler canvasScaler;
    [SerializeField] GameObject 細板;
    [SerializeField] GameObject 寬板;

    [SerializeField] GameObject 回主頁紐;
    [SerializeField] GameObject 回選擇書籍紐;
    [SerializeField] GameObject 選擇頁面紐;

    [SerializeField] GameObject 選擇書籍;

    [SerializeField] GameObject 選擇頁面;

    [SerializeField] TextMeshProUGUI 書編;
    [SerializeField] TextMeshProUGUI 書名s;
    [SerializeField] TextMeshProUGUI 書頁名;
    [SerializeField] TMP_InputField 第幾頁;

    [SerializeField] TextMeshProUGUI 書編1;
    [SerializeField] TextMeshProUGUI 書名s1;
    [SerializeField] TextMeshProUGUI 書頁名1;
    [SerializeField] TMP_InputField 第幾頁1;

    [SerializeField] GameObject 讀取面板;
    [SerializeField] TextMeshProUGUI 讀取;
    [SerializeField] GameObject 彈跳面板;
    [SerializeField] TextMeshProUGUI 彈跳文字;
    private string loadingText = "";
    private int dotCount = 0;
    JSONArray 書籍清單;
    JSONArray 書籍內容清單;

    public GameObject buttonPrefab;
    public Transform buttonParent;
    public GameObject buttonceneter;
    private List<GameObject> copy = new List<GameObject>();

    public GameObject buttonPrefab1;
    public Transform buttonParent1;
    public GameObject buttonceneter1;
    private List<GameObject> copy1 = new List<GameObject>();
    int 最大頁數;

    [SerializeField] Slider scrollbar;
    [SerializeField] Slider scrollbar1;
    private float initialScale;
    private ScreenOrientation currentOrientation;

    private float 旋轉角度 = 0f;
    private float 旋轉角度1 = 0f;

    void Start()
    {
        //Main.Global.固寬=1000f;
        //Main.Global.固高=1600f;
        //Main.Global.固比=1f;
        //Main.Global.螢幕格式="胖";
        //Main.Global.sql="Data Source=180.177.181.162,5264;Initial Catalog=BIFENG-ERP-SYS;User ID=b70340;Password=0911274990";

        Screen.autorotateToPortrait = true;
        Screen.orientation = ScreenOrientation.AutoRotation;
        if (Main.Global.螢幕方向=="直")
        {
            canvasScaler.referenceResolution = new Vector2(Main.Global.固寬, Main.Global.固高);
            canvasScaler.matchWidthOrHeight=Main.Global.固比;
        }
        else
        {
            canvasScaler.referenceResolution = new Vector2(Main.Global.固高, Main.Global.固寬);
            canvasScaler.matchWidthOrHeight=Main.Global.固比1;
        }
        currentOrientation = Screen.orientation;
        
        if (Main.Global.螢幕格式=="胖")
        {
            initialScale = rawImage1.transform.localScale.x;
            if (Main.Global.PA1 == "")
            {
                選擇書籍.SetActive(true);
                回主頁紐.SetActive(true);
                回選擇書籍紐.SetActive(false);
                選擇頁面紐.SetActive(false);
            }
            else if (Main.Global.PA1 != "" && Main.Global.PA4 !="")
            {

                選擇書籍.SetActive(false);
                string str = Main.Global.PA1;
                string str1 = Main.Global.PA4;
                細板.SetActive(false);
                寬板.SetActive(true);
                書編1.text =Main.Global.PA1;
                書名s1.text=Main.Global.PA2;
                書頁名1.text=Main.Global.PA3;
                第幾頁1.text=Main.Global.PA4;
                選擇頁面.SetActive(false);
                回主頁紐.SetActive(false);
                回選擇書籍紐.SetActive(true);
                選擇頁面紐.SetActive(true);
                讀取書籍內容清單(str);
                顯示圖片(str, str1);
            }

        }
        else
        {
            initialScale = rawImage.transform.localScale.x;
            if (Main.Global.PA1 == "")
            {
                選擇書籍.SetActive(true);
                回主頁紐.SetActive(true);
                回選擇書籍紐.SetActive(false);
                選擇頁面紐.SetActive(false);
            }
            else if (Main.Global.PA1 != "" && Main.Global.PA4 !="")
            {

                選擇書籍.SetActive(false);
                string str = Main.Global.PA1;
                string str1 = Main.Global.PA4;
                細板.SetActive(true);
                寬板.SetActive(false);
                書編.text =Main.Global.PA1;
                書名s.text=Main.Global.PA2;
                書頁名.text=Main.Global.PA3;
                第幾頁.text=Main.Global.PA4;
                選擇頁面.SetActive(false);
                回主頁紐.SetActive(false);
                回選擇書籍紐.SetActive(true);
                選擇頁面紐.SetActive(true);
                讀取書籍內容清單(str);
                顯示圖片(str, str1);
            }
        }
        
        StartCoroutine(AnimateText());
        
        讀取書籍清單();
    }
    void Update()
    {

        if (Screen.orientation != currentOrientation)
        {
            if (Screen.orientation == ScreenOrientation.LandscapeLeft)
            {
                Main.Global.螢幕方向="橫";
                if (Main.Global.螢幕格式=="胖")
                {

                    Main.Global.PA1=書編1.text;
                    Main.Global.PA2=書名s1.text;
                    Main.Global.PA3=書頁名1.text;
                    Main.Global.PA4=第幾頁1.text;
                }
                else
                {
                    Main.Global.PA1=書編.text;
                    Main.Global.PA2=書名s.text;
                    Main.Global.PA3=書頁名.text;
                    Main.Global.PA4=第幾頁.text;
                }
                change_Secen(4);
            }
            if (Screen.orientation == ScreenOrientation.Portrait)
            {
                if (Main.Global.螢幕格式=="胖")
                {
                    Main.Global.PA1=書編1.text;
                    Main.Global.PA2=書名s1.text;
                    Main.Global.PA3=書頁名1.text;
                    Main.Global.PA4=第幾頁1.text;
                }
                else
                {
                    Main.Global.PA1=書編.text;
                    Main.Global.PA2=書名s.text;
                    Main.Global.PA3=書頁名.text;
                    Main.Global.PA4=第幾頁.text;
                }
                Main.Global.螢幕方向="直";
                change_Secen(2);
            }
        }
    }
    IEnumerator AnimateText()
    {
        string qqq = 讀取.text.ToString();
        while (true)
        {
            yield return new WaitForSeconds(0.5f);

            if (dotCount < 3)
            {
                loadingText += ".";
                dotCount++;
            }
            else
            {
                loadingText = "";
                dotCount = 0;
            }

            讀取.text = qqq+loadingText;
        }
    }
    public void 讀取書籍清單()
    {
        讀取面板.SetActive(true);
        書籍清單 = new JSONArray();
        using (SqlConnection connection = new SqlConnection(Main.Global.sql))
        {
            try
            {
                connection.Open();

                string query = "SELECT 書名, 書籍編號 FROM 書籍資料庫 GROUP BY 書籍編號, 書名 ORDER BY 書籍編號";
                using (SqlCommand command = new SqlCommand(query, connection))
                {
                    using (SqlDataReader reader = command.ExecuteReader())
                    {
                        while (reader.Read()) // 假設只取前兩筆資料
                        {
                            JSONNode newValue = new JSONObject();
                            newValue["書名"] = reader["書名"].ToString();
                            newValue["書籍編號"] = reader["書籍編號"].ToString();
                            書籍清單.Add(newValue);
                        }
                    }
                }
            }
            catch (Exception ex)
            {
                Debug.LogError("Error connecting to the database: " + ex.Message);
                彈跳面板.SetActive(true);
                彈跳文字.text = "目前無法連到伺服器，請通知系統管理員";
            }
            finally
            {
                connection.Close();

            }
        }
        int sum = 5;
        for (int i = 0; i < 書籍清單.Count; i++)
        {
            GameObject buttonObj = Instantiate(buttonPrefab) as GameObject;
            buttonObj.GetComponent<RectTransform>().anchoredPosition = new Vector2(2, -sum);
            buttonObj.transform.SetParent(buttonParent, false);
            TextMeshProUGUI text = buttonObj.GetComponentInChildren<TextMeshProUGUI>();
            Button bt = buttonObj.GetComponentInChildren<Button>();
            int index = i;
            bt.onClick.AddListener(() =>
            {
                選擇書籍.SetActive(false);
                string str = 書籍清單[index][1].ToString().Trim('"');
                if (Main.Global.螢幕格式=="胖")
                {
                    寬板.SetActive(true);
                    細板.SetActive(false);
                    書編1.text =書籍清單[index][1].ToString().Trim('"');
                    書名s1.text=書籍清單[index][0].ToString().Trim('"');
                }
                else
                {
                    細板.SetActive(true);
                    寬板.SetActive(false);
                    書編.text =書籍清單[index][1].ToString().Trim('"');
                    書名s.text=書籍清單[index][0].ToString().Trim('"');
                }
                選擇頁面.SetActive(false);
                回主頁紐.SetActive(false);
                回選擇書籍紐.SetActive(true);
                選擇頁面紐.SetActive(true);
                
                
                讀取書籍內容清單(str);
                顯示圖片(str, "1");
            });
            text.text = 書籍清單[i][0].ToString().Trim('"');
            sum+=120;
            copy.Add(buttonObj);
        }
        buttonceneter.GetComponent<RectTransform>().sizeDelta = new Vector2(buttonceneter.GetComponent<RectTransform>().sizeDelta.x, sum);
        讀取面板.SetActive(false);
    }
    public void 讀取書籍內容清單(string 書名)
    {
        讀取面板.SetActive(true);
        書籍內容清單 = new JSONArray();
        using (SqlConnection connection = new SqlConnection(Main.Global.sql))
        {
            try
            {
                connection.Open();

                string query = "SELECT 書頁名, 頁數, 備註 FROM 書籍資料庫 WHERE (書籍編號 LIKE '" + 書名 + "') ORDER BY 頁數";
                using (SqlCommand command = new SqlCommand(query, connection))
                {
                    using (SqlDataReader reader = command.ExecuteReader())
                    {
                        while (reader.Read()) // 假設只取前兩筆資料
                        {
                            JSONNode newValue = new JSONObject();
                            newValue["書頁名"] = reader["書頁名"].ToString();
                            newValue["頁數"] = reader["頁數"].ToString();
                            newValue["備註"] = reader["備註"].ToString();
                            書籍內容清單.Add(newValue);
                        }
                    }
                }
            }
            catch (Exception ex)
            {
                Debug.LogError("Error connecting to the database: " + ex.Message);
                彈跳面板.SetActive(true);
                彈跳文字.text = "目前無法連到伺服器，請通知系統管理員";
            }
            finally
            {
                connection.Close();

            }
        }
        if (Main.Global.PA4 =="")
        {
            if (Main.Global.螢幕格式=="胖")
            {
                書頁名1.text=書籍內容清單[0][0];
                第幾頁1.text=書籍內容清單[0][1];
            }
            else
            {
                書頁名.text=書籍內容清單[0][0];
                第幾頁.text=書籍內容清單[0][1];
            }
        }
        最大頁數 =書籍內容清單.Count;
        if (copy1 != null)
        {
            DeletetextCopies1();
        }
        int sum = 5;
        for (int i = 0; i < 書籍內容清單.Count; i++)
        {
            GameObject buttonObj = Instantiate(buttonPrefab1) as GameObject;
            buttonObj.GetComponent<RectTransform>().anchoredPosition = new Vector2(2, -sum);
            buttonObj.transform.SetParent(buttonParent1, false);
            TextMeshProUGUI[] text = buttonObj.GetComponentsInChildren<TextMeshProUGUI>();
            Button bt = buttonObj.GetComponentInChildren<Button>();
            int index = i;
            bt.onClick.AddListener(() =>
            {
                選擇頁面.SetActive(!選擇頁面.activeSelf);
                string str1 = 書籍內容清單[index][1].ToString().Trim('"');
                if (Main.Global.螢幕格式=="胖")
                {
                    寬板.SetActive(!寬板.activeSelf);
                    string str = 書編1.text;
                    書頁名1.text=書籍內容清單[index][0].ToString().Trim('"');
                    第幾頁1.text=書籍內容清單[index][1].ToString().Trim('"');
                    顯示圖片(str, str1);
                }
                else
                {
                    細板.SetActive(!細板.activeSelf);
                    string str = 書編.text;
                    書頁名.text=書籍內容清單[index][0].ToString().Trim('"');
                    第幾頁.text=書籍內容清單[index][1].ToString().Trim('"');
                    顯示圖片(str, str1);
                }
                
            });
            text[0].text = 書籍內容清單[i][0].ToString().Trim('"');
            text[1].text = 書籍內容清單[i][1].ToString().Trim('"');
            sum+=120;
            copy1.Add(buttonObj);
        }
        buttonceneter1.GetComponent<RectTransform>().sizeDelta = new Vector2(buttonceneter1.GetComponent<RectTransform>().sizeDelta.x, sum);
        讀取面板.SetActive(false);
    }
    public void 顯示圖片(string 書名 , string 頁數)
    {
        rawImage.texture =Texture2D.blackTexture;
        讀取面板.SetActive(true);
        using (SqlConnection connection = new SqlConnection(Main.Global.sql))
        {
            try
            {
                connection.Open();

                string query = "SELECT 圖片 FROM 書籍資料庫 WHERE 書籍編號 LIKE N'" + 書名 + "' AND 頁數 LIKE N'" + 頁數 + "'";
                Debug.Log(query);
                using (SqlCommand command = new SqlCommand(query, connection))
                {
                    using (SqlDataReader reader = command.ExecuteReader())
                    {
                        while (reader.Read()) // 假設只取前兩筆資料
                        {
                            byte[] bytes = (byte[])reader["圖片"];
                            Texture2D texture = new Texture2D(2, 2);
                            texture.LoadImage(bytes);

                            if (Main.Global.螢幕方向=="直")
                            {
                                if (Main.Global.螢幕格式=="胖")
                                {
                                    rawImage1.texture = texture;
                                    float aspectRatio = (float)texture.width / texture.height;
                                    float newWidth = Mathf.Min(1000f, rawImage1.rectTransform.rect.width);
                                    float newHeight = newWidth / aspectRatio;
                                    rawImage1.rectTransform.sizeDelta = new Vector2(newWidth, newHeight);
                                }
                                else
                                {
                                    rawImage.texture = texture;
                                    float aspectRatio = (float)texture.width / texture.height;
                                    float newWidth = Mathf.Min(900f, rawImage.rectTransform.rect.width);
                                    float newHeight = newWidth / aspectRatio;
                                    rawImage.rectTransform.sizeDelta = new Vector2(newWidth, newHeight);
                                }
                            }
                            else
                            {
                                if (Main.Global.螢幕格式=="胖")
                                {
                                    rawImage1.texture = texture;
                                    float aspectRatio = (float)texture.width / texture.height;
                                    float newHeight = Mathf.Min(850f, rawImage1.rectTransform.rect.height);
                                    float newWidth = newHeight * aspectRatio;
                                    rawImage1.rectTransform.sizeDelta = new Vector2(newWidth, newHeight);
                                }
                                else
                                {
                                    rawImage.texture = texture;
                                    float aspectRatio = (float)texture.width / texture.height;
                                    float newHeight = Mathf.Min(750f, rawImage.rectTransform.rect.height);
                                    float newWidth = newHeight * aspectRatio;
                                    rawImage.rectTransform.sizeDelta = new Vector2(newWidth, newHeight);
                                }
                            }
                            

                            
                        }
                    }
                }
            }
            catch (Exception ex)
            {
                Debug.LogError("Error connecting to the database: " + ex.Message);
                彈跳面板.SetActive(true);
                彈跳文字.text = "目前無法連到伺服器，請通知系統管理員";
            }
            finally
            {
                connection.Close();

            }
        }
        讀取面板.SetActive(false);
    }
    public void 選單按鈕()
    {
        if (Main.Global.螢幕格式=="胖")
        {
            寬板.SetActive(!寬板.activeSelf);
        }
        else
        {
            細板.SetActive(!細板.activeSelf);
        }
        選擇頁面.SetActive(!選擇頁面.activeSelf);
    }
   
    public void 倍率改變()
    {
        float scaleFactor = scrollbar.value;
        rawImage.transform.localScale = new Vector3(initialScale * scaleFactor, initialScale * scaleFactor, 1f);
    }
    public void 倍率改變1()
    {
        float scaleFactor = scrollbar1.value;
        rawImage1.transform.localScale = new Vector3(initialScale * scaleFactor, initialScale * scaleFactor, 1f);
    }
    public void DeletetextCopies1()
    {
        // 刪除複製出來的物件
        foreach (GameObject copy in copy1)
        {
            Destroy(copy);
        }
        copy1.Clear();
    }
    public void 上頁()
    {
        int currentPage = 0;
        if (Main.Global.螢幕格式=="胖")
        {
            currentPage = int.Parse(第幾頁1.text);
        }
        else
        {
            currentPage = int.Parse(第幾頁.text);
        }
        if (currentPage < 1 || currentPage > 最大頁數)
        {
            彈跳面板.SetActive(true);
            彈跳文字.text = "超過最大頁數，或小於最小頁數";
        }
        else
        {
            int newPage = Mathf.Max(1, currentPage - 1); // 確保不會小於 1
            if (Main.Global.螢幕格式=="胖")
            {
                書頁名1.text=書籍內容清單[newPage-1][0];
                第幾頁1.text = newPage.ToString();
                string str = 書編1.text;
                string str1 = 第幾頁1.text;
                顯示圖片(str, str1);
            }
            else
            {
                書頁名.text=書籍內容清單[newPage-1][0];
                第幾頁.text = newPage.ToString();
                string str = 書編.text;
                string str1 = 第幾頁.text;
                顯示圖片(str, str1);
            }
            
        }
        
    }
    public void 下頁()
    {
        int currentPage = 0;
        if (Main.Global.螢幕格式=="胖")
        {
            currentPage = int.Parse(第幾頁1.text);
        }
        else
        {
            currentPage = int.Parse(第幾頁.text);
        }
        if (currentPage < 1 || currentPage > 最大頁數)
        {
            彈跳面板.SetActive(true);
            彈跳文字.text = "超過最大頁數，或小於最小頁數";
        }
        else
        {
            int newPage = Mathf.Min(最大頁數, currentPage + 1); // 確保不會超過最大頁數
            if (Main.Global.螢幕格式=="胖")
            {
                書頁名1.text=書籍內容清單[newPage-1][0];
                第幾頁1.text = newPage.ToString();
                string str = 書編1.text;
                string str1 = 第幾頁1.text;
                顯示圖片(str, str1);
            }
            else
            {
                書頁名.text=書籍內容清單[newPage-1][0];
                第幾頁.text = newPage.ToString();
                string str = 書編.text;
                string str1 = 第幾頁.text;
                顯示圖片(str, str1);
            }
            
        }
        
    }
    public void 指定()
    {
        int currentPage = 0;
        if (Main.Global.螢幕格式=="胖")
        {
            currentPage = int.Parse(第幾頁1.text);
        }
        else
        {
            currentPage = int.Parse(第幾頁.text);
        }
        if (currentPage < 1 || currentPage > 最大頁數)
        {
            彈跳面板.SetActive(true);
            彈跳文字.text = "超過最大頁數，或小於最小頁數";
        }
        else
        {
            if (Main.Global.螢幕格式=="胖")
            {
                書頁名1.text=書籍內容清單[currentPage-1][0];
                string str = 書編1.text;
                string str1 = 第幾頁1.text;
                顯示圖片(str, str1);
            }
            else
            {
                書頁名.text=書籍內容清單[currentPage-1][0];
                string str = 書編.text;
                string str1 = 第幾頁.text;
                顯示圖片(str, str1);
            }
            
        }
        
    }
    public void 彈跳面板關閉()
    {
        彈跳面板.SetActive(false);
        彈跳文字.text = "";
    }
    public void 回選書()
    {
        選擇書籍.SetActive(true);
        細板.SetActive(false);
        寬板.SetActive(false);
        選擇頁面.SetActive(false);
        回主頁紐.SetActive(true);
        回選擇書籍紐.SetActive(false);
        選擇頁面紐.SetActive(false);
        書編1.text="";
        書名s1.text="";
        書頁名1.text="";
        第幾頁1.text="";
        書編.text="";
        書名s.text="";
        書頁名.text="";
        第幾頁.text="";
    }
    public void 回主()
    {
        if (Main.Global.螢幕方向=="直")
        {
            change_Secen(1);
        }
        else
        {
            change_Secen(3);
        }
    }
    public void change_Secen(int _screenNum)
    {

        SceneManager.LoadScene(_screenNum);
    }
    public void 截圖()
    {
        string fileName = string.Format("{0}/screenshot_{1}.png", Application.persistentDataPath, System.DateTime.Now.ToString("yyyyMMdd_HHmmss"));
        ScreenCapture.CaptureScreenshot(fileName);
    }
    
}