package cn.wisenergy.chnmuseum.party.web.controller;

import cn.wisenergy.chnmuseum.party.common.dfs.FastDFSUtils;
import cn.wisenergy.chnmuseum.party.common.enums.AuditOperationEnum;
import cn.wisenergy.chnmuseum.party.common.enums.AuditStatusEnum;
import cn.wisenergy.chnmuseum.party.common.enums.AuditTypeEnum;
import cn.wisenergy.chnmuseum.party.common.enums.FileTypeEnum;
import cn.wisenergy.chnmuseum.party.common.validator.groups.Add;
import cn.wisenergy.chnmuseum.party.common.validator.groups.Update;
import cn.wisenergy.chnmuseum.party.common.vo.GenericPageParam;
import cn.wisenergy.chnmuseum.party.common.vo.VideoVo;
import cn.wisenergy.chnmuseum.party.model.Asset;
import cn.wisenergy.chnmuseum.party.model.AssetType;
import cn.wisenergy.chnmuseum.party.model.Audit;
import cn.wisenergy.chnmuseum.party.model.CopyrightOwner;
import cn.wisenergy.chnmuseum.party.service.AssetService;
import cn.wisenergy.chnmuseum.party.service.AssetTypeService;
import cn.wisenergy.chnmuseum.party.service.AuditService;
import cn.wisenergy.chnmuseum.party.service.CopyrightOwnerService;
import cn.wisenergy.chnmuseum.party.web.controller.base.BaseController;
import com.alibaba.fastjson.JSONObject;
import com.alibaba.fastjson.TypeReference;
import com.alibaba.fastjson.parser.Feature;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.github.tobato.fastdfs.domain.fdfs.MetaData;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiImplicitParam;
import io.swagger.annotations.ApiImplicitParams;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.io.FilenameUtils;
import org.apache.commons.lang3.StringUtils;
import org.apache.shiro.authz.annotation.RequiresPermissions;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import javax.validation.constraints.NotNull;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.stream.Collectors;

/**
 * <pre>
 * 视频 前端控制器
 * </pre>
 *
 * @author Danny Lee
 * @since 2021-03-16
 */
@Slf4j
@RestController
@RequestMapping("/asset")
@Api(tags = {"视频接口"})
public class AssetController extends BaseController {

    @Resource
    private AssetService assetService;
    @Resource
    private CopyrightOwnerService copyrightOwnerService;
    @Resource
    private AssetTypeService assetTypeService;
    @Resource
    private AuditService auditService;

    @PostMapping(value = "/save")
    @RequiresPermissions("asset:save")
    @ApiOperation(value = "添加视频", notes = "添加视频")
    public Map<String, Object> saveAsset(@Validated(value = {Add.class}) Asset asset) {
        final List<VideoVo> filesMetadata = new ArrayList<>(asset.getVideoUrlList().size());

        final List<String> videoUrlList = asset.getVideoUrlList();
        for (String videoUrl : videoUrlList) {
            final Set<MetaData> metaData = FastDFSUtils.getFileMetaData(videoUrl);
            String fileName = metaData.stream().filter(x -> "fileName".equals(x.getName())).map(MetaData::getValue).findFirst().get();
            Long fileSize = metaData.stream().filter(x -> "fileSize".equals(x.getName())).map(MetaData::getValue).map(Long::parseLong).findFirst().get();
            String fileExtName = FilenameUtils.getExtension(fileName);
            String updateTime = metaData.stream().filter(x -> "updateTime".equals(x.getName())).map(MetaData::getValue).findFirst().get();
            String md5 = metaData.stream().filter(x -> "MD5".equals(x.getName())).map(MetaData::getValue).findFirst().get();
            filesMetadata.add(VideoVo.builder()
                    .fileName(fileName)
                    .fileType(FileTypeEnum.VIDEO.name())
                    .fileExtName(fileExtName)
                    .fileSize(fileSize)
                    .fileUrl(videoUrl)
                    .updateTime(updateTime)
                    .md5(md5).build());
        }
        asset.setVideoUrl(JSONObject.toJSONString(filesMetadata));
        asset.setAuditStatus(AuditStatusEnum.TBC.name());
        asset.setPublished(false);
        // 保存业务节点信息
        boolean result = assetService.save(asset);
        // 返回操作结果
        if (result) {
            final Audit audit = Audit.builder().content("")
                    .isDeleted(false)
                    .operation(AuditOperationEnum.ADD.name())
                    .refItemId(asset.getId())
                    .status(AuditStatusEnum.TBC.name())
                    .type(AuditTypeEnum.ASSET.name()).build();
            this.auditService.save(audit);
            return getSuccessResult();
        }
        return getFailResult();
    }

    @PutMapping("/update")
    @RequiresPermissions("asset:update")
    @ApiOperation(value = "修改视频信息", notes = "修改视频信息")
    public Map<String, Object> updateAsset(@Validated(value = {Update.class}) Asset asset) {
        final List<VideoVo> filesMetadata = new ArrayList<>(asset.getVideoUrlList().size());
        final List<String> videoUrlList = asset.getVideoUrlList();
        for (String videoUrl : videoUrlList) {
            final Set<MetaData> metaData = FastDFSUtils.getFileMetaData(videoUrl);
            String fileName = metaData.stream().filter(x -> "fileName".equals(x.getName())).map(MetaData::getValue).findFirst().get();
            Long fileSize = metaData.stream().filter(x -> "fileSize".equals(x.getName())).map(MetaData::getValue).map(Long::parseLong).findFirst().get();
            String fileExtName = FilenameUtils.getExtension(fileName);
            String updateTime = metaData.stream().filter(x -> "updateTime".equals(x.getName())).map(MetaData::getValue).findFirst().get();
            String md5 = metaData.stream().filter(x -> "MD5".equals(x.getName())).map(MetaData::getValue).findFirst().get();
            filesMetadata.add(VideoVo.builder()
                    .fileName(fileName)
                    .fileType(FileTypeEnum.VIDEO.name())
                    .fileExtName(fileExtName)
                    .fileSize(fileSize)
                    .fileUrl(videoUrl)
                    .updateTime(updateTime)
                    .md5(md5).build());
        }
        asset.setVideoUrl(JSONObject.toJSONString(filesMetadata));
        asset.setAuditStatus(AuditStatusEnum.TBC.name());
        asset.setPublished(false);
        boolean flag = assetService.updateById(asset);
        if (flag) {
            final Audit audit = Audit.builder().content("")
                    .isDeleted(false)
                    .operation(AuditOperationEnum.EDIT.name())
                    .refItemId(asset.getId())
                    .status(AuditStatusEnum.TBC.name())
                    .type(AuditTypeEnum.ASSET.name())
                    .build();
            this.auditService.save(audit);

            return getSuccessResult();
        }
        return getFailResult();
    }

    @PutMapping("/updateAuditStatus/{id}")
    @RequiresPermissions("asset:update:audit:status")
    @ApiOperation(value = "更新视频审核状态", notes = "更新视频审核状态")
    @ApiImplicitParams(value = {
            @ApiImplicitParam(name = "id", value = "标识ID", dataType = "String", paramType = "path"),
            @ApiImplicitParam(name = "status", value = "状态", paramType = "query", dataType = "String")
    })
    public Map<String, Object> updateStatus(@NotNull(message = "视频ID不能为空") @PathVariable("id") String id, @RequestParam("status") AuditStatusEnum status) {
        Asset asset = Asset.builder().id(id).auditStatus(status.name()).build();
        boolean flag = assetService.updateById(asset);
        if (flag) {
            return getSuccessResult();
        }
        return getFailResult();
    }

    @DeleteMapping("/delete/{id}")
    @RequiresPermissions("asset:delete")
    @ApiOperation(value = "根据ID下架视频", notes = "根据ID下架视频")
    @ApiImplicitParams(value = {
            @ApiImplicitParam(name = "id", value = "标识ID", paramType = "path", dataType = "String")
    })
    public Map<String, Object> deleteAsset(@PathVariable("id") String id) {
        final Audit audit = Audit.builder().content("")
                .isDeleted(false)
                .operation(AuditOperationEnum.REMOVE.name())
                .refItemId(id)
                .status(AuditStatusEnum.TBC.name())
                .type(AuditTypeEnum.ASSET.name())
                .build();
        final boolean result = this.auditService.save(audit);
        if (result) {
            return getSuccessResult();
        }
        return getFailResult();
    }

    @GetMapping("/getList")
    @RequiresPermissions("asset:list")
    @ApiOperation(value = "获取视频全部列表(无分页)", notes = "获取视频全部列表(无分页)")
    @ApiImplicitParams(value = {
            @ApiImplicitParam(name = "auditStatus", value = "审核状态", paramType = "query", dataType = "String"),
            @ApiImplicitParam(name = "assetTypeId", value = "视频分类ID", paramType = "query", dataType = "String"),
            @ApiImplicitParam(name = "assetCopyrightOwnerId", value = "视频版权方ID", paramType = "query", dataType = "String")
    })
    public Map<String, Object> getAssetList(@RequestParam(value = "auditStatus", required = false) AuditStatusEnum auditStatus,
                                            @RequestParam(value = "assetTypeId", required = false) String assetTypeId,
                                            @RequestParam(value = "assetCopyrightOwnerId", required = false) String assetCopyrightOwnerId) {
        final LambdaQueryWrapper<Asset> lambdaQueryWrapper = new LambdaQueryWrapper<>();
        //lambdaQueryWrapper.eq(Asset::getPublished, true);
        if (auditStatus != null) {
            lambdaQueryWrapper.eq(Asset::getAuditStatus, auditStatus.name());
        }
        if (StringUtils.isNotBlank(assetTypeId)) {
            lambdaQueryWrapper.eq(Asset::getAssetTypeId, assetTypeId);
        }
        if (StringUtils.isNotBlank(assetCopyrightOwnerId)) {
            lambdaQueryWrapper.eq(Asset::getAssetCopyrightOwnerId, assetCopyrightOwnerId);
        }
        List<Asset> assetList = assetService.list(lambdaQueryWrapper);
        return getResult(assetList);
    }

    @ApiImplicitParams(value = {
            @ApiImplicitParam(name = "_index", value = "分页起始偏移量", paramType = "query", dataType = "Integer"),
            @ApiImplicitParam(name = "_size", value = "返回条数", paramType = "query", dataType = "Integer"),
            @ApiImplicitParam(name = "nameOrCode", value = "名称或编码", paramType = "query", dataType = "String"),
            @ApiImplicitParam(name = "assetTypeId", value = "视频分类ID", paramType = "query", dataType = "String"),
            @ApiImplicitParam(name = "assetCopyrightOwnerId", value = "视频版权方ID", paramType = "query", dataType = "String"),
            @ApiImplicitParam(name = "startDate", value = "创建时间-开始", paramType = "query", dataType = "String"),
            @ApiImplicitParam(name = "endDate", value = "创建时间-结束", paramType = "query", dataType = "String")
    })
    @PostMapping("/getPageList")
    @RequiresPermissions("asset:page")
    @ApiOperation(value = "获取视频分页列表", notes = "获取视频分页列表")
    public Map<String, Object> getAssetPageList(GenericPageParam genericPageParam) {
        LambdaQueryWrapper<Asset> queryWrapper = new LambdaQueryWrapper<>();
        // 对名称或编码模糊查询
        if (StringUtils.isNotBlank(genericPageParam.getNameOrCode())) {
            queryWrapper.like(Asset::getName, genericPageParam.getNameOrCode());
        }
        // 对版权方模糊查询
        if (StringUtils.isNotBlank(genericPageParam.getAssetCopyrightOwnerId())) {
            queryWrapper.like(Asset::getAssetCopyrightOwnerId, genericPageParam.getAssetCopyrightOwnerId());
        }
        // 对版权方模糊查询
        if (StringUtils.isNotBlank(genericPageParam.getAssetTypeId())) {
            queryWrapper.like(Asset::getAssetTypeId, genericPageParam.getAssetTypeId());
        }
        // 根据创建时间区间检索
        if (genericPageParam.getStartDate() != null && genericPageParam.getEndDate() != null) {
            queryWrapper.ge(Asset::getCreateTime, genericPageParam.getStartDate().atTime(0, 0, 0))
                    .le(Asset::getCreateTime, genericPageParam.getEndDate().atTime(23, 59, 59));
        }
        // 设置排序规则
        queryWrapper.orderByDesc(Asset::getCreateTime);
        // 设置查询内容
        queryWrapper.select(
                Asset::getId,
                Asset::getName,
                Asset::getAuditStatus,
                Asset::getPublished,
                Asset::getAssetTypeId,
                Asset::getAssetCopyrightOwnerId,
                Asset::getCreateTime,
                Asset::getUpdateTime);
        Page<Asset> page = this.assetService.page(getPage(), queryWrapper);
        for (Asset asset : page.getRecords()) {
            if (asset.getAssetTypeId() != null) {
                AssetType assetType = this.assetTypeService.getById(asset.getAssetTypeId());
                asset.setAssetTypeName(assetType.getName());
            }
            if (asset.getAssetCopyrightOwnerId() != null) {
                CopyrightOwner copyrightOwner = this.copyrightOwnerService.getById(asset.getAssetCopyrightOwnerId());
                asset.setAssetCopyrightOwnerName(copyrightOwner.getName());
            }
        }
        return getResult(page);
    }

    @ApiOperation(value = "获取视频详情", notes = "获取视频详情")
    @ApiImplicitParams({
            @ApiImplicitParam(name = "id", value = "标识ID", dataType = "String", paramType = "path")
    })
    @GetMapping("/get/{id}")
    @RequiresPermissions("asset:get:id")
    public Map<String, Object> getById(@PathVariable("id") String id) {
        Asset asset = assetService.getById(id);
        if (asset.getAssetTypeId() != null) {
            AssetType assetType = this.assetTypeService.getById(asset.getAssetTypeId());
            if (assetType != null) {
                asset.setAssetTypeName(assetType.getName());
            }
        }
        if (asset.getAssetCopyrightOwnerId() != null) {
            CopyrightOwner copyrightOwner = this.copyrightOwnerService.getById(asset.getAssetCopyrightOwnerId());
            if (copyrightOwner != null) {
                asset.setAssetCopyrightOwnerName(copyrightOwner.getName());
            }
        }

        final String videoUrl = asset.getVideoUrl();
        final List<VideoVo> videoVoList = JSONObject.parseObject(videoUrl, new TypeReference<List<VideoVo>>() {
        }, Feature.OrderedField);
        asset.setVideoUrlList(videoVoList.stream().map(VideoVo::getFileUrl).collect(Collectors.toList()));
        return getResult(asset);
    }

}