add comment, reward, total

Change-Id: Ib3d9f5f11b51e4bbf4dc5a553315ff3fd9110efb
diff --git a/src/main/java/com/g9/g9backend/controller/RewardController.java b/src/main/java/com/g9/g9backend/controller/RewardController.java
index c5b316b..3563f41 100644
--- a/src/main/java/com/g9/g9backend/controller/RewardController.java
+++ b/src/main/java/com/g9/g9backend/controller/RewardController.java
@@ -1,9 +1,23 @@
 package com.g9.g9backend.controller;
 
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.core.toolkit.StringUtils;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.g9.g9backend.pojo.DTO.GetRewardDTO;
+import com.g9.g9backend.pojo.Reward;
+import com.g9.g9backend.service.RewardService;
+import org.jetbrains.annotations.NotNull;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.web.bind.annotation.RequestMapping;
-import org.springframework.web.bind.annotation.RestController;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+
+import java.time.LocalDate;
+import java.time.ZoneId;
+import java.util.Date;
+import java.util.List;
+import java.util.Objects;
+import java.util.function.Function;
 
 /**
  * RewardController 悬赏控制器类,处理与悬赏相关的请求
@@ -14,5 +28,103 @@
 @RequestMapping("/reward")
 public class RewardController {
 
+    private final RewardService rewardService;
+
     private final Logger logger = LoggerFactory.getLogger(RewardController.class);
+
+    public RewardController(RewardService rewardService) {
+        this.rewardService = rewardService;
+    }
+
+    @PostMapping
+    public ResponseEntity<String> postReward(@RequestBody Reward reward) {
+        reward.setCompletedBy(null);
+        reward.setResourceId(null);
+        rewardService.save(reward);
+
+        logger.info("悬赏已发布");
+
+        return ResponseEntity.ok("");
+    }
+
+    @DeleteMapping
+    public ResponseEntity<String> deleteReward(@RequestParam Integer rewardId) {
+        rewardService.removeById(rewardId);
+
+        logger.info("悬赏已删除");
+
+        return ResponseEntity.noContent().build();
+    }
+
+    @GetMapping
+    public ResponseEntity<GetRewardDTO> getReward(@RequestParam Integer pageNumber,
+                                                  @RequestParam Integer rows,
+                                                  @RequestParam String searchValue,
+                                                  @RequestParam String option) {
+        Page<Reward> rewardPage = new Page<>(pageNumber, rows);
+        LambdaQueryWrapper<Reward> rewardQuery = new LambdaQueryWrapper<Reward>()
+                .like(StringUtils.isNotBlank(searchValue), Reward::getRewardName, searchValue);
+
+        if (Objects.equals(option, "赏金最高")) {
+
+            rewardQuery.orderByDesc(Reward::getPrice);
+        } else {
+
+            rewardQuery.orderByDesc(Reward::getCreateAt);
+        }
+
+        Page<Reward> result = rewardService.page(rewardPage, rewardQuery);
+
+        GetRewardDTO getRewardDTO = wrapRewardPage(result, item -> {
+            GetRewardDTO.Reward reward = new GetRewardDTO.Reward();
+            reward.setRewardId(item.getRewardId());
+            reward.setRewardName(item.getRewardName());
+            reward.setRewardPicture(item.getRewardPicture());
+            reward.setUserId(item.getUserId());
+            reward.setPrice(item.getPrice());
+            reward.setCreateAt(item.getCreateAt());
+            return reward;
+        });
+
+        return ResponseEntity.ok(getRewardDTO);
+    }
+
+    @NotNull
+    private <T> GetRewardDTO wrapRewardPage(Page<T> page, Function<T, GetRewardDTO.Reward> mapper) {
+        List<GetRewardDTO.Reward> records = page.getRecords().stream().map(mapper).toList();
+
+        return new GetRewardDTO(records, (int) page.getTotal(), (int) page.getPages(), (int) page.getCurrent(), (int) page.getSize());
+    }
+
+    @GetMapping(value = "/info")
+    public ResponseEntity<Reward> getRewardInfo(@RequestParam Integer rewardId) {
+
+        return ResponseEntity.ok(rewardService.getById(rewardId));
+    }
+
+    @PutMapping("/info")
+    public ResponseEntity<String> putReward(@RequestBody Reward reward) {
+        Reward rewardUpdate = rewardService.getById(reward.getRewardId());
+        rewardUpdate.setRewardName(reward.getRewardName());
+        rewardUpdate.setRewardPicture(reward.getRewardPicture());
+        rewardUpdate.setPrice(reward.getPrice());
+        rewardUpdate.setRewardDescription(reward.getRewardDescription());
+        rewardUpdate.setLastUpdateAt(Date.from(LocalDate.now().atStartOfDay(ZoneId.systemDefault()).toInstant()));
+        rewardService.updateById(rewardUpdate);
+
+        return ResponseEntity.ok("");
+    }
+
+    @PostMapping(value = "/completion")
+    public ResponseEntity<String> putRewardCompletion(@RequestBody Reward reward) {
+        Reward rewardUpdate = rewardService.getById(reward.getRewardId());
+        rewardUpdate.setCompletedBy(reward.getCompletedBy());
+        rewardUpdate.setCompletedAt(reward.getCompletedAt());
+        rewardUpdate.setResourceId(reward.getResourceId());
+        rewardService.updateById(rewardUpdate);
+
+        return ResponseEntity.ok("");
+    }
+
+
 }