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/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2019 Code Technology Studio
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in
 * the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
 * the Software, and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
package org.dromara.jpom.func.system.controller;

import cn.hutool.core.lang.Opt;
import cn.hutool.core.lang.Validator;
import cn.hutool.core.stream.CollectorUtil;
import cn.hutool.core.util.StrUtil;
import cn.keepbx.jpom.IJsonMessage;
import cn.keepbx.jpom.model.JsonMessage;
import com.alibaba.fastjson2.JSONObject;
import lombok.extern.slf4j.Slf4j;
import org.dromara.jpom.common.validator.ValidatorItem;
import org.dromara.jpom.common.validator.ValidatorRule;
import org.dromara.jpom.func.system.model.ClusterInfoModel;
import org.dromara.jpom.func.system.service.ClusterInfoService;
import org.dromara.jpom.model.PageResultDto;
import org.dromara.jpom.model.data.WorkspaceModel;
import org.dromara.jpom.permission.ClassFeature;
import org.dromara.jpom.permission.Feature;
import org.dromara.jpom.permission.MethodFeature;
import org.dromara.jpom.permission.SystemPermission;
import org.dromara.jpom.service.system.WorkspaceService;
import org.springframework.http.MediaType;
import org.springframework.util.Assert;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpServletRequest;
import java.util.List;
import java.util.Map;
import java.util.function.Function;
import java.util.stream.Collectors;
import java.util.stream.Stream;

/**
 * @author bwcx_jzy
 * @since 2023/8/20
 */
@RestController
@RequestMapping(value = "/cluster/")
@Feature(cls = ClassFeature.CLUSTER_INFO)
@SystemPermission()
@Slf4j
public class ClusterInfoController {

    private final ClusterInfoService clusterInfoService;
    private final WorkspaceService workspaceService;

    public ClusterInfoController(ClusterInfoService clusterInfoService,
                                 WorkspaceService workspaceService) {
        this.clusterInfoService = clusterInfoService;
        this.workspaceService = workspaceService;
    }

    /**
     * 分页列表
     *
     * @return json
     */
    @PostMapping(value = "/list", produces = MediaType.APPLICATION_JSON_VALUE)
    @Feature(method = MethodFeature.LIST)
    public IJsonMessage> list(HttpServletRequest request) {
        PageResultDto listPage = clusterInfoService.listPage(request);
        return JsonMessage.success("", listPage);
    }

    @GetMapping(value = "list-all", produces = MediaType.APPLICATION_JSON_VALUE)
    @Feature(method = MethodFeature.LIST)
    public IJsonMessage> listAll() {
        List list = clusterInfoService.list();
        return JsonMessage.success("", list);
    }

    /**
     * 查询所有可以管理的分组名
     *
     * @return json
     */
    @GetMapping(value = "list-link-groups")
    @Feature(method = MethodFeature.LIST)
    public IJsonMessage listLinkGroups() {
        //
        List all = clusterInfoService.listLinkGroups();
        // 查询集群已经绑定的分组
        List list = clusterInfoService.list();
        Map> map = list.stream()
            .map(clusterInfoModel -> {
                JSONObject jsonObject = new JSONObject();
                jsonObject.put("name", clusterInfoModel.getName());
                jsonObject.put("id", clusterInfoModel.getId());
                jsonObject.put("linkGroup", clusterInfoModel.getLinkGroup());
                return jsonObject;
            })
            .flatMap((Function>) jsonObject -> {
                String string = jsonObject.getString("linkGroup");
                List list1 = StrUtil.splitTrim(string, StrUtil.COMMA);
                return list1.stream()
                    .map(s -> {
                        JSONObject clone = jsonObject.clone();
                        clone.remove("linkGroup");
                        clone.put("group", s);
                        return clone;
                    });
            })
            .collect(CollectorUtil.groupingBy(o -> o.getString("group"), Collectors.toList()));
        //
        JSONObject jsonObject = new JSONObject();
        jsonObject.put("linkGroups", all);
        jsonObject.put("groupMap", map);

        return JsonMessage.success("", jsonObject);
    }

    /**
     * 修改集群
     *
     * @param id ID
     * @return json
     */
    @PostMapping(value = "edit", produces = MediaType.APPLICATION_JSON_VALUE)
    @Feature(method = MethodFeature.EDIT)
    public IJsonMessage edit(@ValidatorItem(msg = "数据 id 不能为空") String id,
                                     @ValidatorItem(msg = "请填写集群名称") String name,
                                     String url,
                                     @ValidatorItem(msg = "请选择关联分组") String linkGroup) {
        Opt.ofBlankAble(url).ifPresent(s -> Validator.validateUrl(s, "请填写正确的 url"));
        //
        List list = StrUtil.splitTrim(linkGroup, StrUtil.COMMA);
        Assert.notEmpty(list, "请选择关联的分组");
        //
        ClusterInfoModel infoModel = new ClusterInfoModel();
        infoModel.setId(id);
        infoModel.setName(name);
        infoModel.setLinkGroup(linkGroup);
        infoModel.setUrl(url);
        clusterInfoService.updateById(infoModel);
        return JsonMessage.success("修改成功");
    }


    /**
     * 删除集群
     *
     * @param id ID
     * @return json
     */
    @GetMapping(value = "/delete", produces = MediaType.APPLICATION_JSON_VALUE)
    @Feature(method = MethodFeature.DEL)
    @SystemPermission(superUser = true)
    public IJsonMessage delete(@ValidatorItem(value = ValidatorRule.NOT_BLANK, msg = "数据 id 不能为空") String id) {
        //
        ClusterInfoModel infoModel = clusterInfoService.getByKey(id);
        Assert.notNull(infoModel, "对应的集群不存在");
        Assert.state(!clusterInfoService.online(infoModel), "不能删除在线的集群");
        // 如果还有工作空间绑定,不能删除集群
        WorkspaceModel workspaceModel = new WorkspaceModel();
        workspaceModel.setClusterInfoId(infoModel.getId());
        long count = workspaceService.count(workspaceModel);
        Assert.state(count == 0, "当前集群还被工作空间绑定不能删除");
        //
        clusterInfoService.delByKey(id);
        return JsonMessage.success("删除成功");
    }
}