using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Xml.Linq;
using RazorEngine;
using RazorEngine.Templating;

namespace SugarCodeGeneration.Codes
{
    /// <summary>
    /// 生成所需要的代码
    /// </summary>
    public class Methods
    {
        public static string GetCurrentProjectPath
        {

            get
            {
                return Environment.CurrentDirectory.Replace(@"\bin\Debug", "");
            }
        }
        public static string GetSlnPath
        {

            get
            {
                var path = Directory.GetParent(GetCurrentProjectPath).FullName;
                return path;

            }
        }

        public static void AddCsproj(string classPath, string projectName)
        {
            var classDirectory = Methods.GetSlnPath + "\\" +projectName+"\\"+ classPath.TrimStart('\\');
            if (FileHelper.IsExistDirectory(classDirectory) == false) {
                FileHelper.CreateDirectory(classDirectory);
            }
            var files = Directory.GetFiles(classDirectory).ToList().Select(it=>classPath+"\\"+Path.GetFileName(it));
            var xmlPath = GetSlnPath + @"\" + projectName + @"\SugarCodeGeneration.csproj";

            var xml = File.ReadAllText(xmlPath, System.Text.Encoding.UTF8);
            var firstLine = System.IO.File.ReadLines(xmlPath, System.Text.Encoding.UTF8).First();
            var newXml = xml.Replace(firstLine, "").TrimStart('\r').TrimStart('\n');
            XDocument xe = XDocument.Load(xmlPath);
            var itemGroup=xe.Root.Elements().Where(it=>it.Name.LocalName== "ItemGroup"&&it.Elements().Any(y=>y.Name.LocalName== "Compile")).First();
            var compieList=itemGroup.Elements().ToList();
            var noAddFiles = files.Where(it => !compieList.Any(f => it.Equals(f.Attribute("Include").Value, StringComparison.CurrentCultureIgnoreCase))).ToList();
            if (noAddFiles.Any()) {
                foreach (var item in noAddFiles)
                {
                    var addItem = new XElement("Compile", new XAttribute("Include",item));
                    itemGroup.AddFirst(addItem) ;
                }
            }
            newXml = xe.ToString().Replace("xmlns=\"\"", "");
            xe = XDocument.Parse(newXml);
            xe.Save(xmlPath);
        }

        public static void CreateBLL(string templatePath, string savePath,List<string> tables)
        {

            string template = System.IO.File.ReadAllText(templatePath); //从文件中读出模板内容
            string templateKey = "bll"; //取个名字
            foreach (var item in tables)
            {
                BLLParameter model = new BLLParameter()
                {
                    Name=item
                };
                var result = Engine.Razor.RunCompile(template, templateKey, model.GetType(), model);
                FileHelper.CreateFile(savePath+"\\"+item+ "Manager.cs", result, System.Text.Encoding.UTF8);
            }
        }

        public static void CreateDbContext(string templatePath, string savePath, object model) {
            string template = System.IO.File.ReadAllText(templatePath); //从文件中读出模板内容
            string templateKey ="dbcontext"; //取个名字
            var result =Engine.Razor.RunCompile(template, templateKey, model.GetType(), model);
            FileHelper.CreateFile(savePath, result, System.Text.Encoding.UTF8);
        }
    }
}