using NaiBa.Util.Extension;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using TemuKJD.BaseForms;

namespace TemuKJD.ToolForms
{
    public partial class ImgToolForm : Form
    {
        public ImgToolForm()
        {
            InitializeComponent();
        }

        Image baseImg;
        Image newImg;

        private void btnMake_Click(object sender, EventArgs e)
        {
            if(baseImg == null)
            {
                BaseMsgForm.ShowError("请先选择图片");
                return;
            }

            var newImg = new Bitmap(baseImg.Width, baseImg.Height);
            using (Graphics g = Graphics.FromImage(newImg))
            {
                //g.Clear(Color.White);
                g.DrawImage(baseImg, new Rectangle(0, 0, newImg.Width, newImg.Height), 0, 0, baseImg.Width, baseImg.Height, GraphicsUnit.Pixel);

                g.FillRectangle(Brushes.White, txtX.Text.Trim().ParseToInt(), txtY.Text.Trim().ParseToInt(), 500, 120);

                //Font font = new Font("宋体", txtSize.Text.Trim().ParseToInt(), FontStyle.Bold);
                Font font = new Font("宋体", txtSize.Text.Trim().ParseToInt(), FontStyle.Regular);
                //Font font = new Font("微软雅黑", 15, FontStyle.Regular);
                Brush textBrush = Brushes.Black;
                textBrush = new SolidBrush(Color.FromArgb(0,0,0));
                g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAliasGridFit;
                RectangleF rectF = new RectangleF(txtX.Text.Trim().ParseToInt(), txtY.Text.Trim().ParseToInt(), baseImg.Width - 80, baseImg.Height - 80);
                if (!string.IsNullOrWhiteSpace(textBox1.Text.Trim()))
                    g.DrawString(textBox1.Text.Trim(), font, textBrush, rectF);
            }

            this.pbImage.Image = newImg;
        }

        private void btnSave_Click(object sender, EventArgs e)
        {
            if (this.pbImage.Image == null)
            {
                BaseMsgForm.ShowError("图片为空！");
                return;
            }

            string fileName = DateTime.Now.ToString("yyyy_MM_dd_HH_mm_ss") + ".jpg";
            if (!string.IsNullOrEmpty(this.pbImage.ImageLocation))
            {
                fileName = this.pbImage.ImageLocation.Replace("://", ".").Replace('/', '.');
            }
            SaveFileDialog sfd = new SaveFileDialog();
            sfd.Filter = "JPeg Image|*.jpg;*.jpeg";
            sfd.Title = "保存图片";
            sfd.FileName = fileName;
            if (sfd.ShowDialog() == DialogResult.OK)
            {
                try
                {
                    pbImage.Image.Save(sfd.FileName, System.Drawing.Imaging.ImageFormat.Jpeg);
                }
                catch (Exception ex)
                {
                    BaseMsgForm.ShowError(ex.Message);
                }
            }
        }

        private void btnSelectImg_Click(object sender, EventArgs e)
        {
            OpenFileDialog openFileDialog = new OpenFileDialog();
            openFileDialog.Multiselect = false;
            // 设置过滤条件，只显示文本文件
            openFileDialog.Filter = "图片文件 (*.jpeg;*.jpg;*.png)|*.jpeg;*.jpg;*.png|All files (*.*)|*.*";
            // 显示对话框并获取结果
            if (openFileDialog.ShowDialog() == DialogResult.OK)
            {
                try
                {
                    string filePath = openFileDialog.FileName;
                    Image image = Image.FromFile(filePath);

                    string imgBase64 = "";
                    using (MemoryStream memoryStream = new MemoryStream())
                    {
                        image.Save(memoryStream, System.Drawing.Imaging.ImageFormat.Jpeg);
                        byte[] imageBytes = memoryStream.ToArray();
                        imgBase64 = Convert.ToBase64String(imageBytes);
                    }
                    //string img_md5 = BaseClass.GetMd5(imgBase64);
                    if (this.pbImage.Tag.ParseToString() != imgBase64)
                    {
                        this.pbImage.Tag = imgBase64;
                        this.pbImage.ImageLocation = "";
                        this.pbImage.Image = image;
                        this.baseImg = image;
                    }
                }
                catch (Exception ex)
                {
                    BaseMsgForm.ShowError("打开自定义sku图片失败 " + ex.Message);
                    return;
                }
            }
        }
    }
}