using CG.Framework;
using System;
using System.Collections;
using System.Collections.Generic;
using System.Data;
using System.Runtime.InteropServices;
using UnityEngine;
/*******************************************************************************
*Create By CG
*Function 
*******************************************************************************/
namespace CG.UTility
{
	public class PDFGreadeManager : ClassSingleton<PDFGreadeManager>
	{
        #region  PDF生成方法_PC
        /// <summary>
        /// 根据成绩单布局生成对应PDF文件
        /// </summary>
        /// <param name="filePath">文件保存名字</param>
        /// <param name="modelName">文件标题[模块名字]</param>
        /// <param name="gradeInfo">所有成绩信息[步骤名，子步骤名，总成绩，实际成绩]</param>
        /// <param name="studentName">学生姓名</param>
        /// <param name="studentNumber">学生学号</param>
        /// <param name="greateOverCall">生成完成后事件</param>
        /// <returns></returns>
        public void GreatePDFPC(string filePath, string modelName, Queue<string[]> gradeInfo, string studentName, string studentNumber, Action greateOverCall)
        {
            MonoManager.Instance.StartCoroutine(GreatePDFIterator(filePath
                        , modelName
                        , gradeInfo, studentName
                        , studentNumber
                        , greateOverCall));
        }
        public void GreatePDFWeb(string fileName, string modelName, Queue<string[]> gradeInfo, string studentName, string studentNumber)
        {
            GreatePDF_WebGl(fileName, modelName, gradeInfo, studentName, studentNumber);
        }

        private IEnumerator GreatePDFIterator(string filePath, string modelName, Queue<string[]> gradeInfo, string studentName, string studentNumber, Action greateOverCall)
        {
            //添加标题
            //每段内容的标题，
            string[] Layout = new string[] { "考核环节", "考核点", "总分", "实际得分" };
            DataTable dt = new DataTable();
            for (int i = 0; i < Layout.Length; i++)
            {
                dt.Columns.Add(Layout[i]);
            }

            //添加步骤内容
            float totalScore = 0;
            float realeScore = 0;
            foreach (var item in gradeInfo)
            {
                //自动计算总分
                totalScore += float.Parse(item[2]);
                realeScore += float.Parse(item[3]);

                dt.Rows.Add(item);
            }

            using (PDFReport pdf = new PDFReport())
            {
                yield return pdf.Init(filePath);
                pdf.AddTitle(modelName, 1);
                //空一行
                pdf.AddNullLine();
                pdf.AddTitle("一、基础信息", 0);
                pdf.AddNullLine();
                //学生内容信息
                pdf.AddContent("姓名：" + studentName, 0);
                pdf.AddContent("学号：" + studentNumber, 0);
                pdf.AddContent("总分：" + totalScore, 0);
                pdf.AddContent("实际得分：" + realeScore, 0);
                //空一行
                pdf.AddNullLine();
                pdf.AddTitle("二、成绩详情", 0);
                pdf.AddNullLine();
                //添加考核环节标题
                pdf.AddNullLine();
                pdf.addPDFTable(dt);
                pdf.AddNullLine();
            }
            WDebug.Log("创建成功打开文件:" + filePath);
            greateOverCall?.Invoke();
        }
        #endregion


        #region PDF生成方法_WebGl
        [DllImport("__Internal")]
        private static extern void LoadTablePDFBtn(string name, string textData);
        private void CreatPDF(string name, string textData)
        {
            LoadTablePDFBtn(name + ".pdf", textData);
        }


        private void GreatePDF_WebGl(string fileName, string modelName, Queue<string[]> gradeInfo, string studentName, string studentNumber)
        {

            float totalScore = 0;
            float realeScore = 0;
            foreach (var item in gradeInfo)
            {
                //自动计算总分
                totalScore += float.Parse(item[2]);
                realeScore += float.Parse(item[3]);
            }
            string[] studentInfo = new string[] { "姓名：" + studentName, "学号：" + studentNumber, "总分：" + totalScore, "实际得分：" + realeScore };

            string[] Layout = new string[] { "考核环节", "考核点", "总分", "实际得分" };

            string[][] tableData = new string[gradeInfo.Count+1][];

            tableData[0] = new string[] { modelName, modelName, modelName, modelName };
            tableData[1] = new string[] { "一、基础信息", "一、基础信息", "一、基础信息", "一、基础信息" };
            tableData[2] = studentInfo;
            tableData[3] = new string[] { "二、成绩详情", "二、成绩详情", "二、成绩详情", "二、成绩详情" };
            tableData[4] = Layout;
            for (int i = 5; i < tableData.Length; i++)
            {
                tableData[i] = gradeInfo.Dequeue();
            }

            string json = LitJson.JsonMapper.ToJson(tableData);
            WDebug.Log(json);
            CreatPDF(fileName, json);
        }
#endregion
    }
}