<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px" >
      <el-form-item label="标题" prop="title">
        <el-input
          v-model="queryParams.title"
          placeholder="请输入待办事项标题"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="公司名称" prop="companyName">
        <el-input
          v-model="queryParams.companyName"
          placeholder="请输入公司名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>

      <el-form-item label="状态" prop="status">
        <el-select v-model="queryParams.status" placeholder="请选择状态" clearable>
          <el-option
            v-for="dict in statusOptions"
            :key="dict.dictValue"
            :label="dict.dictLabel"
            :value="dict.dictValue"
          />
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['todo:todoItems:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['todo:todoItems:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['todo:todoItems:remove']"
        >删除</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table
      v-loading="loading"
      :data="todoItemsList"
      @selection-change="handleSelectionChange"
    >
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="ID" align="center" prop="id" />
      <el-table-column label="标题" align="center" prop="title" />
      <el-table-column label="分配者" align="center" prop="creatorName" />
      <el-table-column label="执行人" align="center" prop="assigneeName" />
      <el-table-column label="描述" align="center" prop="description" show-overflow-tooltip />
      <el-table-column label="状态" align="center" prop="status">
        <template slot-scope="scope">
          <el-tag :type="getStatusType(scope.row.status)" size="small">
            {{ getStatusLabel(scope.row.status) }}
          </el-tag>
        </template>
      </el-table-column>
      <el-table-column label="优先级" align="center" prop="priority">
        <template slot-scope="scope">
          <el-tag :type="getPriorityType(scope.row.priority)" size="small">
            {{ getPriorityLabel(scope.row.priority) }}
          </el-tag>
        </template>
      </el-table-column>
      <el-table-column label="截止时间" align="center" prop="dueDate" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.dueDate, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="创建时间" align="center" prop="createTime" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.createTime, '{y}-{m}-{d} {h}:{i}:{s}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width" width="220">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['todo:todoItems:edit']"
          >修改</el-button>
<!--          <el-button-->
<!--            size="mini"-->
<!--            type="text"-->
<!--            icon="el-icon-check"-->
<!--            @click="handleUpdateStatus(scope.row)"-->
<!--            v-hasPermi="['todo:todoItems:edit']"-->
<!--          >更新状态</el-button>-->
          <el-button
            size="mini"
            type="text"
            icon="el-icon-user"
            @click="handleAssignExecutor(scope.row)"
            v-hasPermi="['todo:todoItems:edit']"
            class="assign-executor-btn"
          >分配执行者</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['todo:todoItems:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <div class="pagination-wrapper">
      <pagination
        v-show="total>0"
        :total="total"
        :page.sync="queryParams.pageNum"
        :limit.sync="queryParams.pageSize"
        @pagination="getList"
      />
    </div>

    <!-- 添加或修改待办事项对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="700px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="标题" prop="title">
          <el-input v-model="form.title" placeholder="请输入待办事项标题" />
        </el-form-item>
        <el-form-item label="描述" prop="description">
          <el-input v-model="form.description" type="textarea" placeholder="请输入描述" />
        </el-form-item>
        <el-form-item label="状态" prop="status">
          <el-select v-model="form.status" placeholder="请选择状态" default-first-option>
            <el-option
              v-for="dict in statusOptions"
              :key="dict.dictValue"
              :label="dict.dictLabel"
              :value="dict.dictValue"
            />
          </el-select>
        </el-form-item>
        <el-form-item label="优先级" prop="priority">
          <el-select v-model="form.priority" placeholder="请选择优先级">
            <el-option
              v-for="dict in priorityOptions"
              :key="dict.dictValue"
              :label="dict.dictLabel"
              :value="dict.dictValue"
            ></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="截止时间" prop="dueDate">
          <el-date-picker clearable
                          v-model="form.dueDate"
                          type="date"
                          value-format="yyyy-MM-dd"
                          placeholder="请选择截止时间">
          </el-date-picker>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>

    <!-- 更新状态对话框 -->
    <el-dialog title="更新状态" :visible.sync="statusOpen" width="300px" append-to-body>
      <el-form ref="statusForm" :model="statusForm" label-width="80px">
        <el-form-item label="状态" prop="status">
          <el-select v-model="statusForm.status" placeholder="请选择状态">
            <el-option
              v-for="dict in statusOptions"
              :key="dict.dictValue"
              :label="dict.dictLabel"
              :value="dict.dictValue"
            ></el-option>
          </el-select>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitStatusForm">确 定</el-button>
        <el-button @click="cancelStatus">取 消</el-button>
      </div>
    </el-dialog>

    <!-- 分配执行者对话框 -->
    <el-dialog title="分配执行者" :visible.sync="assignOpen" width="700px" append-to-body>
      <el-form ref="assignForm" :model="assignForm" :rules="assignRules" label-width="80px">
        <el-form-item label="待办事项" prop="title">
          <el-input v-model="assignForm.title" disabled />
        </el-form-item>
        <el-form-item label="执行者" prop="executorId">
          <el-select v-model="assignForm.executorId" placeholder="请选择执行者" filterable class="executor-select">
            <el-option
              v-for="executor in executorList"
              :key="executor.userId"
              :label="executor.userName"
              :value="executor.userId"
            ></el-option>
          </el-select>
          <div class="el-form-item__tip">
            <small>执行者列表会根据搜索条件中的公司名称进行过滤</small>
          </div>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitAssignForm">确 定</el-button>
        <el-button @click="cancelAssign">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listTodoItems, getTodoItems, delTodoItems, addTodoItems, updateTodoItems, updateTodoItemsStatus, assignExecutor, getExecutorList, getUserList } from "@/api/todo/todoItems";
import {parseTime} from "../../../utils/common";

export default {
  name: "TodoItems",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 待办事项表格数据
      todoItemsList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 是否显示状态更新弹出层
      statusOpen: false,
      // 是否显示分配执行者弹出层
      assignOpen: false,
      // 状态选项
      statusOptions: [],
      // 优先级选项
      priorityOptions: [],
      todoItemTypeOptions: [],
      // 执行者列表
      executorList: [],
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        title: null,
        companyName: null,
        status: null
      },
      // 表单参数
      form: {
        status: 0
      },
      // 状态表单参数
      statusForm: {},
      // 分配执行者表单参数
      assignForm: {
        id: null,
        title: '',
        executorId: null,
        remark: ''
      },
      // 表单校验
      rules: {
        title: [
          { required: true, message: "标题不能为空", trigger: "blur" }
        ],
        status: [
          { required: true, message: "状态不能为空", trigger: "change" }
        ]
      },
      // 分配执行者表单校验
      assignRules: {
        executorId: [
          { required: true, message: "请选择执行者", trigger: "change" }
        ]
      }
    };
  },
  created() {
    this.getList();
    this.getDicts("todo_status").then(response => {
      this.statusOptions = response.data;
    });
    this.getDicts("todo_priority").then(response => {
      this.priorityOptions = response.data;
    });
    this.getDicts("todo_item_type").then(response => {
      this.todoItemTypeOptions = response.data;
    });
    // 获取执行者列表
    this.getExecutorList();
  },
  methods: {
    parseTime,
    /** 查询待办事项列表 */
    getList() {
      this.loading = true;
      listTodoItems(this.queryParams).then(response => {
        this.todoItemsList = response.data.list;
        this.total = response.data.total;
        this.loading = false;
      });
    },
    /** 获取执行者列表 */
    getExecutorList() {
      const params = {
        companyName: this.queryParams.companyName || '',
        companyId: null,
        pageNum: 1,
        pageSize: 10 // 获取足够多的执行者供选择
      };
      getUserList(params).then(response => {
        if (response.code === 200) {
          this.executorList = response.data || [];
        }
      });
    },
    /** 获取状态标签 */
    getStatusLabel(status) {
      const statusOption = this.statusOptions.find(option => option.dictValue === String(status));
      return statusOption ? statusOption.dictLabel : '未知';
    },
    /** 获取状态标签类型（颜色） */
    getStatusType(status) {
      const statusMap = {
        '0': 'info',      // 待处理 - 蓝色
        '1': 'warning',   // 进行中 - 橙色
        '2': 'success',   // 已完成 - 绿色
        '3': 'danger'     // 已取消 - 红色
      };
      return statusMap[String(status)] || 'info';
    },
    /** 获取优先级标签 */
    getPriorityLabel(priority) {
      const priorityOption = this.priorityOptions.find(option => option.dictValue === String(priority));
      return priorityOption ? priorityOption.dictLabel : '未知';
    },
    /** 获取优先级标签类型（颜色） */
    getPriorityType(priority) {
      const priorityMap = {
        '0': 'info',      // 低 - 蓝色
        '1': 'success',   // 中 - 绿色
        '2': 'warning',   // 高 - 橙色
        '3': 'danger'     // 紧急 - 红色
      };
      return priorityMap[String(priority)] || 'info';
    },

    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 取消状态更新
    cancelStatus() {
      this.statusOpen = false;
      this.statusForm = {};
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        title: null,
        description: null,
        status: null,
        priority: null,
        dueDate: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
      // 更新执行者列表
      this.getExecutorList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
      // 重置后更新执行者列表
      this.getExecutorList();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加待办事项";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      // 确保id是单个值，如果是数组则取第一个
      const todoId = Array.isArray(id) ? id[0] : id;
      getTodoItems(todoId).then(response => {
        this.form = response.data;
        // 确保数据类型匹配
        if (this.form.status !== null && this.form.status !== undefined) {
          this.form.status = String(this.form.status);
        }
        if (this.form.priority !== null && this.form.priority !== undefined) {
          this.form.priority = String(this.form.priority);
        }
        this.open = true;
        this.title = "修改待办事项";
      });
    },
    /** 更新状态按钮操作 */
    handleUpdateStatus(row) {
      this.statusForm = {
        id: row.id,
        status: String(row.status)
      };
      this.statusOpen = true;
    },
    /** 分配执行者按钮操作 */
    handleAssignExecutor(row) {
      this.assignForm = {
        id: row.id,
        title: row.title,
        executorId: row.executorId || null,
        remark: ''
      };
      this.assignOpen = true;
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updateTodoItems(this.form).then(response => {
              this.$message.success("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addTodoItems(this.form).then(response => {
              this.$message.success("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 提交状态更新 */
    submitStatusForm() {
      updateTodoItemsStatus(this.statusForm.id, this.statusForm.status).then(response => {
        this.$message.success("状态更新成功");
        this.statusOpen = false;
        this.getList();
      });
    },
    /** 提交分配执行者 */
    submitAssignForm() {
      this.$refs["assignForm"].validate(valid => {
        if (valid) {
          assignExecutor(this.assignForm).then(response => {
            this.$message.success("执行者分配成功");
            this.assignOpen = false;
            this.getList();
          });
        }
      });
    },
    /** 取消分配执行者 */
    cancelAssign() {
      this.assignOpen = false;
      this.assignForm = {
        id: null,
        title: '',
        executorId: null,
        remark: ''
      };
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$confirm('是否确认删除待办事项编号为"' + ids + '"的数据项？').then(function() {
        return delTodoItems(ids);
      }).then(() => {
        this.getList();
        this.$message.success("删除成功");
      }).catch(() => {});
    }
  }
}
</script>

<style scoped>
.mb8 {
  margin-bottom: 8px;
}

.fixed-width {
  width: 100px;
}





.assign-executor-btn {
  margin-left: 5px;
}

.executor-select {
  width: 100%;
}

.el-form-item__tip {
  margin-top: 5px;
  color: #909399;
  font-size: 12px;
}




/* 标签样式优化 */
.el-tag {
  border-radius: 12px;
  font-weight: 500;
  padding: 4px 12px;
  border: none;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* 分页样式 */
.pagination-wrapper {
  margin-top: 20px;
}

.el-pagination {
  text-align: center;
  padding: 20px;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* 对话框样式 */
.el-dialog {
  border-radius: 12px;
  overflow: hidden;
}

.el-dialog__header {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  padding: 20px;
}

.el-dialog__title {
  color: white;
  font-weight: 600;
}

.el-dialog__body {
  padding: 30px;
}

.el-dialog__footer {
  padding: 20px;
  border-top: 1px solid #ebeef5;
  background: #f8f9fa;
}


</style>
