package org.fanli.dynamic;

import java.awt.Color;
import java.awt.Font;
import java.awt.FontFormatException;
import java.awt.FontMetrics;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.RenderingHints.Key;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.Date;
import java.util.HashMap;

import javax.imageio.ImageIO;

import org.junit.Test;
import org.yeshi.utils.DateLunarUtil;
import org.yeshi.utils.HttpUtil;
import org.yeshi.utils.QRCodeUtil;
import org.yeshi.utils.entity.DateInfo;

import com.yeshi.fanli.util.Constant;
import com.yeshi.fanli.util.FileUtil;
import com.yeshi.fanli.util.ImageUtil;
import com.yeshi.fanli.util.StringUtil;

public class Test_DrawInviteMaterial {

	@Test
	public void draw1() {
		try {
			long uid = 911382;
			String targetPath = FileUtil.getCacheDir() + "/share_" + uid +".jpg";
			String erCodeTempPath = FileUtil.getCacheDir() + "/" + uid + "_" + System.currentTimeMillis() + ".jpg";

			
			String erCode = HttpUtil.getShortLink("http://" + Constant.wxGZConfig.getLoginHost() + "/"
					+ Constant.systemCommonConfig.getProjectName() + "/client/threeShareNew?uid=" + uid);
			// 生成
			try {
				QRCodeUtil.getInstance(250).encode(erCode, erCodeTempPath);
			} catch (Exception e) {
				e.printStackTrace();
			}

			
			InputStream erCodeInputStream = new FileInputStream(new File(erCodeTempPath)); // 二维码
			// 开始根据 url(背景图), qrCode(二维码), portrait(头像) 生成图片
			inviteFriendImgLower(erCodeInputStream, targetPath, null);
			
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

	/**
	 * 
	 * @param urlInputStream
	 * @param portraitInputStream
	 * @param erCodeInputStream
	 * @param targetPath
	 * @param pX                  -二维码的横坐标
	 * @param pY                  -二维码的纵坐标
	 * @param size                -二维码的尺寸
	 * @param inviteCode          -邀请码
	 * @throws IOException
	 */
	// 邀请好友图片 - 底部
	public static void inviteFriendImgLower(InputStream erCodeInputStream, String targetPath, Date date) throws IOException {

		String inviteCode = "LKFK5P";

		BufferedImage bgImage = ImageIO
				.read(ImageUtil.class.getClassLoader().getResourceAsStream("image/invite/bg.jpg"));

		final BufferedImage targetImg = new BufferedImage(bgImage.getWidth(), bgImage.getHeight(),
				BufferedImage.TYPE_INT_RGB);
		HashMap<Key, Object> mapH = new HashMap<Key, Object>();
		mapH.put(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);// 抗锯齿 （抗锯齿总开关）  
		mapH.put(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_GASP);// 文字抗锯齿 

		// 画 背景图片
		final Graphics2D g2d = targetImg.createGraphics();
		g2d.drawImage(bgImage, 0, 0, bgImage.getWidth(), bgImage.getHeight(), null);
		g2d.setBackground(Color.BLACK);
		
		// 画 蒙层
		BufferedImage mengCeng = ImageIO
				.read(ImageUtil.class.getClassLoader().getResourceAsStream("image/invite/mc.png"));
		g2d.drawImage(mengCeng, 0, bgImage.getHeight()/2, bgImage.getWidth(), bgImage.getHeight()/2, null);

		int width = bgImage.getWidth();
		int height = bgImage.getHeight();
		
		int pX = width - 250;
		int pY = height - 290; // 320
		int size = 210; // 230
		// 画 二维码
		BufferedImage qrCodeImage = ImageIO.read(erCodeInputStream);
		qrCodeImage = ImageUtil.qrCodeImage(g2d, qrCodeImage, pX, pY, size, size); // 二维码长宽
		// 230*230
		

		// 画 头像
		// BufferedImage portraitImg = ImageIO.read(portraitInputStream);
		BufferedImage portraitImg = ImageIO
				.read(ImageUtil.class.getClassLoader().getResourceAsStream("image/invite/hd.jpg"));

		
		int portraitSize = size * 5 / 23;

		int pPX = pX + size / 2 - portraitSize / 2;
		int pPY = pY + size / 2 - portraitSize / 2;
		portraitImg = ImageUtil.portraitImg(g2d, portraitImg, pPX, pPY, portraitSize, portraitSize);// 头像长宽

		// 文字白色
		Color color = new Color(255, 255, 255);
		String os = System.getProperty("os.name");
		String fontBoldPath = "/usr/share/fonts/yahei.ttf";
		if (os.toLowerCase().startsWith("win")) {
			fontBoldPath = "D:/yahei.ttf";
		}
		
		Font boldFont = null;
		// 画邀请码(邀请码的大小与字体固定)
		if (!StringUtil.isNullOrEmpty(inviteCode)) {
			String st = "邀请码：" + inviteCode;
			try {
				boldFont = Font.createFont(Font.PLAIN, new File(fontBoldPath)).deriveFont(32.0f);
			} catch (FontFormatException e) {
				e.printStackTrace();
			}

			g2d.setFont(boldFont);
			g2d.setColor(new Color(255, 255, 255));

			FontMetrics fm = g2d.getFontMetrics(boldFont);
			int textLength = fm.stringWidth(st);

			int ax = (width - textLength) - 30;
			int ay = bgImage.getHeight() - 50 + boldFont.getSize() / 2 - 5;

			g2d.setColor(new Color(255, 255, 255));
			g2d.drawString(st, ax, ay);

		}
		
		int padding_left = 30;
		
		// 日历
		try {
			if (date == null) {
				date = new Date();
			}
			
			boldFont = Font.createFont(Font.PLAIN, new File(fontBoldPath)).deriveFont(36.0f);
			g2d.setFont(boldFont);
			g2d.setColor(color);
			
			DateInfo dateInfo = DateLunarUtil.getDateInfo(date);
			// 农历
			g2d.drawString(dateInfo.getLunar_month() + dateInfo.getLunar_day(), padding_left, height - 80 );
			// 天干地支
			g2d.drawString(dateInfo.getAgenary_month() +" " + dateInfo.getAgenary_day(), padding_left, height - 140 );
			
			// 当前日期
			Font boldFontMax = Font.createFont(Font.PLAIN, new File(fontBoldPath)).deriveFont(100.0f);
			g2d.setFont(boldFontMax);
			
			if (dateInfo.getDay() < 10) {
				g2d.drawString("0" + dateInfo.getDay().toString(), padding_left, height - 200 );
			} else {
				g2d.drawString(dateInfo.getDay().toString(), padding_left, height - 200 );
			}
			
			
			String theDate= "";
			if (dateInfo.getMonth() < 10) {
				theDate ="/0";
			} else {
				theDate ="/";
			}
			theDate += dateInfo.getMonth() + "/"+ dateInfo.getYear() + " " + dateInfo.getWeekDay();
			g2d.setFont(boldFont);
			g2d.drawString(theDate, padding_left + boldFontMax.getSize() + 15, height - 200 );
			
		} catch (Exception e) {
			e.printStackTrace();
		}
		
		

		
		// 文字内容
		try {
			boldFont = Font.createFont(Font.PLAIN, new File(fontBoldPath)).deriveFont(36.0f);
			g2d.setFont(boldFont);
			g2d.setColor(color);
			
			String content = "对自己严格一点儿，时间长了，努力便成为一种心理习惯，一种生活方式。未必人人都可以做到优秀，但至少可以努力做到比昨天的自己更优秀。";
			System.out.println(content.length());
			int lineHeight = 70;
			int lineTextLength = 19;
			
			if (content.length() <= lineTextLength) {
				g2d.drawString(content, padding_left, height - 350 );
			} else {
				String text = "";
				int mod = content.length() % lineTextLength;
				if (mod == 0) {
					text = content.substring(content.length() -lineTextLength,content.length());
					content = content.substring(0, content.length() -lineTextLength);
				} else {
					text = content.substring(content.length() -mod ,content.length());
					content = content.substring(0, content.length() -mod);
				}
				g2d.drawString(text, padding_left, height - 350);
				
				
				int i = 1;
				while (true) {
					if (content.length() <= 17) {
						g2d.drawString(content, padding_left, height - 350 - lineHeight * i);
						break;
					} else {
						text = content.substring(content.length() -lineTextLength,content.length());
						content = content.substring(0, content.length() -lineTextLength);
						g2d.drawString(text, padding_left, height - 350 - lineHeight * i);
						i ++;
					}
				}
			}
		} catch (Exception e) {
			e.printStackTrace();
		}
		

		OutputStream out = new FileOutputStream(new File(targetPath));
		ImageIO.write(targetImg, "JPEG", out);
		out.flush();
		out.close();
	}

}