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@@ -0,0 +1,86 @@
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+package com.ruoyi.demo.controller;
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+
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+import cn.easyes.core.conditions.LambdaEsQueryWrapper;
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+import com.ruoyi.common.core.domain.R;
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+import com.ruoyi.demo.domain.Document;
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+import com.ruoyi.demo.esmapper.DocumentMapper;
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+import lombok.RequiredArgsConstructor;
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+import org.springframework.web.bind.annotation.*;
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+
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+import java.util.List;
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+
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+/**
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+ * 搜索引擎 crud 演示案例
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+ *
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+ * @author Lion Li
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+ */
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+@RestController
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+@RequiredArgsConstructor
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+public class EsCrudController {
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+
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+ private final DocumentMapper documentMapper;
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+
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+ /**
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+ * 查询(指定)
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+ *
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+ * @param title 标题
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+ */
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+ @GetMapping("/select")
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+ public Document select(String title) {
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+ LambdaEsQueryWrapper<Document> wrapper = new LambdaEsQueryWrapper<>();
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+ wrapper.eq(Document::getTitle, title);
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+ return documentMapper.selectOne(wrapper);
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+ }
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+
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+ /**
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+ * 搜索(模糊)
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+ *
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+ * @param key 搜索关键字
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+ */
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+ @GetMapping("/search")
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+ public List<Document> search(String key) {
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+ LambdaEsQueryWrapper<Document> wrapper = new LambdaEsQueryWrapper<>();
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+ wrapper.like(Document::getTitle, key);
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+ return documentMapper.selectList(wrapper);
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+ }
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+
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+ /**
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+ * 插入
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+ */
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+ @PostMapping("/insert")
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+ public Integer insert(@RequestBody Document document) {
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+ return documentMapper.insert(document);
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+ }
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+
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+ /**
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+ * 更新
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+ */
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+ @PutMapping("/update")
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+ public R<Void> update(@RequestBody Document document) {
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+ // 测试更新 更新有两种情况 分别演示如下:
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+ // case1: 已知id, 根据id更新 (为了演示方便,此id是从上一步查询中复制过来的,实际业务可以自行查询)
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+ documentMapper.updateById(document);
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+
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+ // case2: id未知, 根据条件更新
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+// LambdaEsUpdateWrapper<Document> wrapper = new LambdaEsUpdateWrapper<>();
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+// wrapper.like(Document::getTitle, document.getTitle());
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+// Document document2 = new Document();
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+// document2.setTitle(document.getTitle());
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+// document2.setContent(document.getContent());
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+// documentMapper.update(document2, wrapper);
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+
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+ return R.ok();
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+ }
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+
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+ /**
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+ * 删除
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+ *
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+ * @param id 主键
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+ */
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+ @DeleteMapping("/delete/{id}")
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+ public R<Integer> delete(@PathVariable String id) {
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+ // 测试删除数据 删除有两种情况:根据id删或根据条件删
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+ return R.ok(documentMapper.deleteById(id));
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+ }
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+
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+}
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