refactor: flatten controller packages

src/main/java/com/label/controller/ExportController.java

@@ -0,0 +1,92 @@
+package com.label.controller;
+
+import com.label.common.result.PageResult;
+import com.label.common.result.Result;
+import com.label.common.shiro.TokenPrincipal;
+import com.label.entity.TrainingDataset;
+import com.label.entity.ExportBatch;
+import com.label.service.ExportService;
+import com.label.service.FinetuneService;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import jakarta.servlet.http.HttpServletRequest;
+import lombok.RequiredArgsConstructor;
+import org.apache.shiro.authz.annotation.RequiresRoles;
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.List;
+import java.util.Map;
+
+/**
+ * 训练数据导出与微调接口（5 个端点，全部 ADMIN 权限）。
+ */
+@Tag(name = "导出管理", description = "训练样本查询、导出批次和微调任务")
+@RestController
+@RequiredArgsConstructor
+public class ExportController {
+
+    private final ExportService exportService;
+    private final FinetuneService finetuneService;
+
+    /** GET /api/training/samples — 分页查询已审批可导出样本 */
+    @Operation(summary = "分页查询可导出训练样本")
+    @GetMapping("/api/training/samples")
+    @RequiresRoles("ADMIN")
+    public Result<PageResult<TrainingDataset>> listSamples(
+            @RequestParam(defaultValue = "1") int page,
+            @RequestParam(defaultValue = "20") int pageSize,
+            @RequestParam(required = false) String sampleType,
+            @RequestParam(required = false) Boolean exported,
+            HttpServletRequest request) {
+        return Result.success(exportService.listSamples(page, pageSize, sampleType, exported, principal(request)));
+    }
+
+    /** POST /api/export/batch — 创建导出批次 */
+    @Operation(summary = "创建导出批次")
+    @PostMapping("/api/export/batch")
+    @RequiresRoles("ADMIN")
+    @ResponseStatus(HttpStatus.CREATED)
+    public Result<ExportBatch> createBatch(@RequestBody Map<String, Object> body,
+                                            HttpServletRequest request) {
+        @SuppressWarnings("unchecked")
+        List<Object> rawIds = (List<Object>) body.get("sampleIds");
+        List<Long> sampleIds = rawIds.stream()
+                .map(id -> Long.parseLong(id.toString()))
+                .toList();
+        return Result.success(exportService.createBatch(sampleIds, principal(request)));
+    }
+
+    /** POST /api/export/{batchId}/finetune — 提交微调任务 */
+    @Operation(summary = "提交微调任务")
+    @PostMapping("/api/export/{batchId}/finetune")
+    @RequiresRoles("ADMIN")
+    public Result<Map<String, Object>> triggerFinetune(@PathVariable Long batchId,
+                                                        HttpServletRequest request) {
+        return Result.success(finetuneService.trigger(batchId, principal(request)));
+    }
+
+    /** GET /api/export/{batchId}/status — 查询微调状态 */
+    @Operation(summary = "查询微调状态")
+    @GetMapping("/api/export/{batchId}/status")
+    @RequiresRoles("ADMIN")
+    public Result<Map<String, Object>> getFinetuneStatus(@PathVariable Long batchId,
+                                                          HttpServletRequest request) {
+        return Result.success(finetuneService.getStatus(batchId, principal(request)));
+    }
+
+    /** GET /api/export/list — 分页查询导出批次列表 */
+    @Operation(summary = "分页查询导出批次")
+    @GetMapping("/api/export/list")
+    @RequiresRoles("ADMIN")
+    public Result<PageResult<ExportBatch>> listBatches(
+            @RequestParam(defaultValue = "1") int page,
+            @RequestParam(defaultValue = "20") int pageSize,
+            HttpServletRequest request) {
+        return Result.success(exportService.listBatches(page, pageSize, principal(request)));
+    }
+
+    private TokenPrincipal principal(HttpServletRequest request) {
+        return (TokenPrincipal) request.getAttribute("__token_principal__");
+    }
+}