package com.publiccms.controller.admin.sys;

import java.io.BufferedInputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;

import javax.servlet.http.HttpServletRequest;

import org.apache.http.HttpEntity;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.util.EntityUtils;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestAttribute;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.SessionAttribute;
import org.springframework.web.multipart.MultipartFile;

import com.drew.imaging.FileType;
import com.drew.imaging.FileTypeDetector;
import com.publiccms.common.base.AbstractUeditorController;
import com.publiccms.common.constants.CommonConstants;
import com.publiccms.common.constants.Constants;
import com.publiccms.common.tools.CmsFileUtils;
import com.publiccms.common.tools.CommonUtils;
import com.publiccms.common.tools.ImageUtils;
import com.publiccms.common.tools.LanguagesUtils;
import com.publiccms.common.tools.RequestUtils;
import com.publiccms.common.tools.VerificationUtils;
import com.publiccms.entities.log.LogUpload;
import com.publiccms.entities.sys.SysSite;
import com.publiccms.entities.sys.SysUser;
import com.publiccms.logic.service.log.LogLoginService;
import com.publiccms.views.pojo.entities.FileUploadResult;
import com.publiccms.views.pojo.entities.UeditorConfig;

/**
 *
 * UeditorController 百度编辑器
 * 
 */
@Controller
@RequestMapping("ueditor")
public class UeditorAdminController extends AbstractUeditorController {
    
    /**
     * @param site
     * @return view name
     */
    @RequestMapping(params = "action=" + ACTION_CONFIG)
    @ResponseBody
    public UeditorConfig config(@RequestAttribute SysSite site) {
        String urlPrefix = fileUploadComponent.getPrefix(site);
        UeditorConfig config = new UeditorConfig();
        config.setImageActionName(ACTION_UPLOAD);
        config.setSnapscreenActionName(ACTION_UPLOAD);
        config.setScrawlActionName(ACTION_UPLOAD_SCRAW);
        config.setVideoActionName(ACTION_UPLOAD);
        config.setFileActionName(ACTION_UPLOAD);
        config.setCatcherActionName(ACTION_CATCHIMAGE);
        config.setImageManagerActionName(ACTION_LISTIMAGE);
        config.setFileManagerActionName(ACTION_LISTFILE);
        config.setVideoManagerActionName(ACTION_LISTVIDEO);
        config.setImageFieldName(FIELD_NAME);
        config.setScrawlFieldName(FIELD_NAME);
        config.setCatcherFieldName(FIELD_NAME);
        config.setCatchRemoteImageEnable(true);
        config.setVideoFieldName(FIELD_NAME);
        config.setFileFieldName(FIELD_NAME);
        config.setImageUrlPrefix(urlPrefix);
        config.setScrawlUrlPrefix(urlPrefix);
        config.setSnapscreenUrlPrefix(urlPrefix);
        config.setCatcherUrlPrefix(urlPrefix);
        config.setVideoUrlPrefix(urlPrefix);
        config.setFileUrlPrefix(urlPrefix);
        config.setImageManagerUrlPrefix(urlPrefix);
        config.setVideoManagerUrlPrefix(urlPrefix);
        config.setFileManagerUrlPrefix(urlPrefix);
        config.setImageAllowFiles(CmsFileUtils.IMAGE_FILE_SUFFIXS);
        config.setCatcherAllowFiles(CmsFileUtils.IMAGE_FILE_SUFFIXS);
        config.setVideoAllowFiles(CmsFileUtils.VIDEO_FILE_SUFFIXS);
        config.setFileAllowFiles(safeConfigComponent.getSafeSuffix(site));
        config.setImageManagerAllowFiles(CmsFileUtils.IMAGE_FILE_SUFFIXS);
        config.setFileManagerAllowFiles(safeConfigComponent.getSafeSuffix(site));
        return config;
    }

    /**
     * @param site
     * @param admin
     * @param file
     * @param request
     * @return view name
     */
    @RequestMapping(params = "action=" + ACTION_UPLOAD)
    @ResponseBody
    public Map<String, Object> upload(@RequestAttribute SysSite site, @SessionAttribute SysUser admin, MultipartFile file,
            HttpServletRequest request) {
        return upload(site, admin, file, LogLoginService.CHANNEL_WEB_MANAGER, request);
    }

    /**
     * @param site
     * @param admin
     * @param file
     * @param request
     * @return view name
     */
    @RequestMapping(params = "action=" + ACTION_UPLOAD_SCRAW)
    @ResponseBody
    public Map<String, Object> uploadScraw(@RequestAttribute SysSite site, @SessionAttribute SysUser admin, String file,
            HttpServletRequest request) {
        if (CommonUtils.notEmpty(file)) {
            byte[] data = VerificationUtils.base64Decode(file);
            String fileName = CmsFileUtils.getUploadFileName(SCRAW_TYPE);
            String filepath = siteComponent.getWebFilePath(site.getId(), fileName);
            try {
                CmsFileUtils.writeByteArrayToFile(filepath, data);
                FileUploadResult uploadResult = CmsFileUtils.getFileSize(filepath, fileName, SCRAW_TYPE);
                logUploadService.save(new LogUpload(site.getId(), admin.getId(), LogLoginService.CHANNEL_WEB_MANAGER,
                        Constants.BLANK, false, CmsFileUtils.FILE_TYPE_IMAGE, data.length, uploadResult.getWidth(),
                        uploadResult.getHeight(), RequestUtils.getIpAddress(request), CommonUtils.getDate(), fileName));
                Map<String, Object> map = getResultMap();
                map.put("size", data.length);
                map.put("title", fileName);
                map.put("url", fileName);
                map.put("type", SCRAW_TYPE);
                map.put("original", "scraw" + SCRAW_TYPE);
                return map;
            } catch (IllegalStateException | IOException e) {
                log.error(e.getMessage(), e);
                return getResultMap(false, e.getMessage());
            }
        } else {
            return getResultMap(false,
                    LanguagesUtils.getMessage(CommonConstants.applicationContext, localeResolver.resolveLocale(request), "verify.notEmpty.file"));
        }

    }

    /**
     * @param site
     * @param admin
     * @param request
     * @return view name
     */
    @RequestMapping(params = "action=" + ACTION_CATCHIMAGE)
    @ResponseBody
    public Map<String, Object> catchimage(@RequestAttribute SysSite site, @SessionAttribute SysUser admin,
            HttpServletRequest request) {
        try (CloseableHttpClient httpclient = HttpClients.custom().setDefaultRequestConfig(Constants.defaultRequestConfig)
                .build()) {
            String[] files = request.getParameterValues(FIELD_NAME + "[]");
            if (CommonUtils.notEmpty(files)) {
                List<Map<String, Object>> list = new ArrayList<>();
                for (String image : files) {
                    HttpGet httpget = new HttpGet(image);
                    CloseableHttpResponse response = httpclient.execute(httpget);
                    HttpEntity entity = response.getEntity();
                    if (null != entity) {
                        BufferedInputStream inputStream = new BufferedInputStream(entity.getContent());
                        FileType fileType = FileTypeDetector.detectFileType(inputStream);
                        String suffix = fileType.getCommonExtension();
                        if (null != fileType.getMimeType() && fileType.getMimeType().startsWith("image/")
                                && CommonUtils.notEmpty(suffix)) {
                            String fileName;
                            FileUploadResult uploadResult;
                            if (fileType.equals(FileType.WebP)) {
                                fileName = CmsFileUtils.getUploadFileName("jpg");
                                String filepath = siteComponent.getWebFilePath(site.getId(), fileName);
                                ImageUtils.webp2Image(inputStream, false, filepath);
                                uploadResult = CmsFileUtils.getFileSize(filepath, fileName, suffix);
                            } else {
                                fileName = CmsFileUtils.getUploadFileName(suffix);
                                String filepath = siteComponent.getWebFilePath(site.getId(), fileName);
                                CmsFileUtils.copyInputStreamToFile(inputStream, filepath);
                                uploadResult = CmsFileUtils.getFileSize(filepath, fileName, suffix);
                            }
                            logUploadService.save(new LogUpload(site.getId(), admin.getId(), LogLoginService.CHANNEL_WEB_MANAGER,
                                    Constants.BLANK, false, CmsFileUtils.getFileType(suffix), uploadResult.getFileSize(),
                                    uploadResult.getWidth(), uploadResult.getHeight(), RequestUtils.getIpAddress(request),
                                    CommonUtils.getDate(), fileName));
                            Map<String, Object> map = getResultMap();
                            map.put("size", uploadResult.getFileSize());
                            map.put("title", fileName);
                            map.put("url", fileName);
                            map.put("source", image);
                            list.add(map);
                        }
                    }
                    EntityUtils.consume(entity);
                }
                if (list.isEmpty()) {
                    return getResultMap(false, LanguagesUtils.getMessage(CommonConstants.applicationContext, localeResolver.resolveLocale(request),
                            "verify.notEmpty.file"));
                } else {
                    Map<String, Object> map = getResultMap();
                    map.put("list", list);
                    return map;
                }
            } else {
                return getResultMap(false, LanguagesUtils.getMessage(CommonConstants.applicationContext, localeResolver.resolveLocale(request),
                        "verify.notEmpty.file"));
            }
        } catch (Exception e) {
            log.error(e.getMessage(), e);
            return getResultMap(false,
                    LanguagesUtils.getMessage(CommonConstants.applicationContext, localeResolver.resolveLocale(request), "verify.notEmpty.file"));
        }
    }

    /**
     * @param site
     * @param admin
     * @param start
     * @return view name
     */
    @RequestMapping(params = { "action=" + ACTION_LISTIMAGE })
    @ResponseBody
    public Map<String, Object> listimage(@RequestAttribute SysSite site, @SessionAttribute SysUser admin, Integer start) {
        return listfile(site, admin, CmsFileUtils.IMAGE_FILETYPES, start);
    }

    /**
     * @param site
     * @param admin
     * @param start
     * @return view name
     */
    @RequestMapping(params = { "action=" + ACTION_LISTFILE })
    @ResponseBody
    public Map<String, Object> listfile(@RequestAttribute SysSite site, @SessionAttribute SysUser admin, Integer start) {
        return listfile(site, admin, null, start);
    }

    /**
     * @param site
     * @param admin
     * @param start
     * @return view name
     */
    @RequestMapping(params = { "action=" + ACTION_LISTVIDEO })
    @ResponseBody
    public Map<String, Object> listvideo(@RequestAttribute SysSite site, @SessionAttribute SysUser admin, Integer start) {
        return listfile(site, admin, CmsFileUtils.VIDEO_FILETYPES, start);
    }

}