Springboot + Vue realize audit function (minimalist version)

Pre learning video ： from 0 Start giving you a hand roll SpringBoot+Vue Background management system （2022 Latest edition of ）

Supporting explanation video ：https://www.bilibili.com/video/BV13R4y1K73e

sql

CREATE TABLE `goods` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `name` varchar(255) COLLATE utf8mb4_unicode_ci DEFAULT NULL COMMENT ' Item name ',
  `user` varchar(255) COLLATE utf8mb4_unicode_ci DEFAULT NULL COMMENT ' Owner ',
  `img` varchar(255) COLLATE utf8mb4_unicode_ci DEFAULT NULL COMMENT ' Item pictures ',
  `time` varchar(255) COLLATE utf8mb4_unicode_ci DEFAULT NULL COMMENT ' Repair time ',
  `state` varchar(255) COLLATE utf8mb4_unicode_ci DEFAULT ' To audit ' COMMENT ' Repair status ',
  PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

Background modification

//  Add or update 
@PostMapping
public Result save(@RequestBody Goods goods) {
    
    if (goods.getId() == null) {
    
        //  newly added 
        goods.setTime(DateUtil.today());
        goods.setUser(TokenUtils.getCurrentUser().getUsername());
    }
    goodsService.saveOrUpdate(goods);
    return Result.success();
}

//  Do some filtering for paging query 
@GetMapping("/page")
public Result findPage(@RequestParam(defaultValue = "") String name,
                       @RequestParam Integer pageNum,
                       @RequestParam Integer pageSize) {
    
    QueryWrapper<Goods> queryWrapper = new QueryWrapper<>();
    queryWrapper.orderByDesc("id");
    if (!"".equals(name)) {
    
        queryWrapper.like("name", name);
    }
    User currentUser = TokenUtils.getCurrentUser();
    if (RoleEnum.ROLE_USER.toString().equals(currentUser.getRole())) {
      //  The role is an ordinary user 
        queryWrapper.eq("user", currentUser.getUsername());
    }
    return Result.success(goodsService.page(new Page<>(pageNum, pageSize), queryWrapper));
}

The front desk Vue

<el-table-column label=" to examine " v-if="user.role === 'ROLE_ADMIN'" width="240">
  <template v-slot="scope">
    <el-button type="success" @click="changeState(scope.row, ' Approved by ')" :disabled="scope.row.state !== ' To audit '"> Approved by </el-button>
    <el-button type="danger" @click="changeState(scope.row, ' The audit failed ')" :disabled="scope.row.state !== ' To audit '"> The audit failed </el-button>
  </template>
</el-table-column>

<!-- methods Just add this method to the  -->

changeState(row, state) {
  this.form = JSON.parse(JSON.stringify(row))
  this.form.state = state;
  this.save();
},

Vue Complete code ：

<template>
  <div>
    <div style="margin: 10px 0">
      <el-input style="width: 200px" placeholder=" Please enter name " suffix-icon="el-icon-search" v-model="name"></el-input>
<!--      <el-input style="width: 200px" placeholder=" Please enter " suffix-icon="el-icon-message" class="ml-5" v-model="email"></el-input>-->
<!--      <el-input style="width: 200px" placeholder=" Please enter " suffix-icon="el-icon-position" class="ml-5" v-model="address"></el-input>-->
      <el-button class="ml-5" type="primary" @click="load"> Search for </el-button>
      <el-button type="warning" @click="reset"> Reset </el-button>
    </div>

    <div style="margin: 10px 0">
      <el-button type="primary" @click="handleAdd"> Create a repair request  <i class="el-icon-circle-plus-outline"></i></el-button>
      <el-popconfirm
          class="ml-5"
          confirm-button-text=' determine '
          cancel-button-text=' I'll think about it again '
          icon="el-icon-info"
          icon-color="red"
          title=" Are you sure to delete these data in batch ？"
          @confirm="delBatch"
      >
        <el-button type="danger" slot="reference" v-if="user.role === 'ROLE_ADMIN'"> Batch deletion  <i class="el-icon-remove-outline"></i></el-button>
      </el-popconfirm>
      <!-- <el-upload action="http://localhost:9090/goods/import" :show-file-list="false" accept="xlsx" :on-success="handleExcelImportSuccess" style="display: inline-block">
        <el-button type="primary" class="ml-5"> Import  <i class="el-icon-bottom"></i></el-button>
      </el-upload>
      <el-button type="primary" @click="exp" class="ml-5"> export  <i class="el-icon-top"></i></el-button> -->
    </div>

    <el-table :data="tableData" border stripe :header-cell-class-name="'headerBg'"  @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55"></el-table-column>
      <el-table-column prop="id" label="ID" width="80" sortable></el-table-column>
      <el-table-column prop="name" label=" Item name "></el-table-column>
      <el-table-column prop="user" label=" Owner "></el-table-column>
      <el-table-column label=" picture "><template slot-scope="scope"><el-image style="width: 100px; height: 100px" :src="scope.row.img" :preview-src-list="[scope.row.img]"></el-image></template></el-table-column>
      <el-table-column prop="time" label=" Repair time "></el-table-column>
      <el-table-column prop="state" label=" Repair status "></el-table-column>
      <el-table-column label=" to examine " v-if="user.role === 'ROLE_ADMIN'" width="240">
        <template v-slot="scope">
          <el-button type="success" @click="changeState(scope.row, ' Approved by ')" :disabled="scope.row.state !== ' To audit '"> Approved by </el-button>
          <el-button type="danger" @click="changeState(scope.row, ' The audit failed ')" :disabled="scope.row.state !== ' To audit '"> The audit failed </el-button>
        </template>
      </el-table-column>
      <el-table-column label=" operation "  width="180" align="center">
        <template slot-scope="scope" v-if="scope.row.user === user.username || user.role === 'ROLE_ADMIN'">
          <el-button type="success" @click="handleEdit(scope.row)"> edit  <i class="el-icon-edit"></i></el-button>
          <el-popconfirm
              class="ml-5"
              confirm-button-text=' determine '
              cancel-button-text=' I'll think about it again '
              icon="el-icon-info"
              icon-color="red"
              title=" Are you sure to delete ？"
              @confirm="del(scope.row.id)"
          >
            <el-button type="danger" slot="reference"> Delete  <i class="el-icon-remove-outline"></i></el-button>
          </el-popconfirm>
        </template>
      </el-table-column>
    </el-table>
    <div style="padding: 10px 0">
      <el-pagination
          @size-change="handleSizeChange"
          @current-change="handleCurrentChange"
          :current-page="pageNum"
          :page-sizes="[2, 5, 10, 20]"
          :page-size="pageSize"
          layout="total, sizes, prev, pager, next, jumper"
          :total="total">
      </el-pagination>
    </div>

    <el-dialog title=" Information " :visible.sync="dialogFormVisible" width="30%" :close-on-click-modal="false">
      <el-form label-width="100px" size="small" style="width: 90%">
        <el-form-item label=" Item name ">
          <el-input v-model="form.name" autocomplete="off"></el-input>
        </el-form-item>
<!--        <el-form-item label=" Owner ">-->
<!--          <el-input v-model="form.user" autocomplete="off"></el-input>-->
<!--        </el-form-item>-->
        <el-form-item label=" Item pictures ">
          <el-upload action="http://localhost:9090/file/upload" ref="img" :on-success="handleImgUploadSuccess">
            <el-button size="small" type="primary"> Click upload </el-button>
          </el-upload>
        </el-form-item>
<!--        <el-form-item label=" Repair time ">-->
<!--          <el-date-picker v-model="form.time" type="datetime" value-format="yyyy-MM-dd HH:mm:ss" placeholder=" Choose the date and time "></el-date-picker>-->
<!--        </el-form-item>-->
<!--        <el-form-item label=" Repair status ">-->
<!--          <el-input v-model="form.state" autocomplete="off"></el-input>-->
<!--        </el-form-item>-->

      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="dialogFormVisible = false"> take   eliminate </el-button>
        <el-button type="primary" @click="save"> indeed   set </el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
export default {
  name: "Goods",
  data() {
    return {
      tableData: [],
      total: 0,
      pageNum: 1,
      pageSize: 10,
      name: "",
      form: {},
      dialogFormVisible: false,
      multipleSelection: [],
      user: localStorage.getItem("user") ? JSON.parse(localStorage.getItem("user")) : {}
    }
  },
  created() {
    this.load()
  },
  methods: {
    changeState(row, state) {
      this.form = JSON.parse(JSON.stringify(row))
      this.form.state = state;
      this.save();
    },
    load() {
      this.request.get("/goods/page", {
        params: {
          pageNum: this.pageNum,
          pageSize: this.pageSize,
          name: this.name,
        }
      }).then(res => {
        this.tableData = res.data.records
        this.total = res.data.total
      })
    },
    save() {
      this.request.post("/goods", this.form).then(res => {
        if (res.code === '200') {
          this.$message.success(" Saved successfully ")
          this.dialogFormVisible = false
          this.load()
        } else {
          this.$message.error(" Save failed ")
        }
      })
    },
    handleAdd() {
      this.dialogFormVisible = true
      this.form = {}
      this.$nextTick(() => {
        if(this.$refs.img) {
           this.$refs.img.clearFiles();
         }
         if(this.$refs.file) {
          this.$refs.file.clearFiles();
         }
      })
    },
    handleEdit(row) {
      this.form = JSON.parse(JSON.stringify(row))
      this.dialogFormVisible = true
       this.$nextTick(() => {
         if(this.$refs.img) {
           this.$refs.img.clearFiles();
         }
         if(this.$refs.file) {
          this.$refs.file.clearFiles();
         }
       })
    },
    del(id) {
      this.request.delete("/goods/" + id).then(res => {
        if (res.code === '200') {
          this.$message.success(" Delete successful ")
          this.load()
        } else {
          this.$message.error(" Delete failed ")
        }
      })
    },
    handleSelectionChange(val) {
      console.log(val)
      this.multipleSelection = val
    },
    delBatch() {
      if (!this.multipleSelection.length) {
        this.$message.error(" Please select the data to be deleted ")
        return
      }
      let ids = this.multipleSelection.map(v => v.id)  // [{}, {}, {}] => [1,2,3]
      this.request.post("/goods/del/batch", ids).then(res => {
        if (res.code === '200') {
          this.$message.success(" Batch deletion succeeded ")
          this.load()
        } else {
          this.$message.error(" Batch deletion failed ")
        }
      })
    },
    reset() {
      this.name = ""
      this.load()
    },
    handleSizeChange(pageSize) {
      console.log(pageSize)
      this.pageSize = pageSize
      this.load()
    },
    handleCurrentChange(pageNum) {
      console.log(pageNum)
      this.pageNum = pageNum
      this.load()
    },
    handleFileUploadSuccess(res) {
      this.form.file = res
    },
    handleImgUploadSuccess(res) {
      this.form.img = res
    },
    download(url) {
      window.open(url)
    },
    exp() {
      window.open("http://localhost:9090/goods/export")
    },
    handleExcelImportSuccess() {
      this.$message.success(" Successful import ")
      this.load()
    }
  }
}
</script>


<style>
.headerBg {
  background: #eee!important;
}
</style>