package com.ruoyi.ai.controller;

import com.ruoyi.ai.bean.ChatForm;
import com.ruoyi.ai.bean.PurchaseAiConfirmRequest;
import com.ruoyi.ai.service.PurchaseAiService;
import com.ruoyi.common.utils.SecurityUtils;
import com.ruoyi.framework.security.LoginUser;
import com.ruoyi.framework.web.controller.BaseController;
import com.ruoyi.framework.web.domain.AjaxResult;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.tags.Tag;
import org.springframework.web.bind.annotation.DeleteMapping;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;
import reactor.core.publisher.Flux;

@Tag(name = "采购智能体")
@RestController
@RequestMapping("/purchase-ai")
public class PurchaseAiController extends BaseController {

    private final PurchaseAiService purchaseAiService;

    public PurchaseAiController(PurchaseAiService purchaseAiService) {
        this.purchaseAiService = purchaseAiService;
    }

    @Operation(summary = "采购对话")
    @PostMapping(value = "/chat", produces = "text/stream;charset=utf-8")
    public Flux<String> chat(@RequestBody ChatForm chatForm) {
        LoginUser loginUser = SecurityUtils.getLoginUser();
        return purchaseAiService.chat(chatForm, loginUser);
    }

    @Operation(summary = "采购多文件分析")
    @PostMapping(value = "/analyze-files", consumes = "multipart/form-data", produces = "text/stream;charset=utf-8")
    public Flux<String> analyzeFiles(@RequestParam("files") MultipartFile[] files,
                                     @RequestParam(value = "message", required = false) String message,
                                     @RequestParam(value = "memoryId", required = false) String memoryId) {
        LoginUser loginUser = SecurityUtils.getLoginUser();
        return purchaseAiService.analyzeFiles(files, message, memoryId, loginUser);
    }

    @Operation(summary = "采购多文件分析确认处理")
    @PostMapping("/analyze-files/confirm")
    public AjaxResult confirmAnalyzeResult(@RequestBody PurchaseAiConfirmRequest request) {
        return purchaseAiService.confirmAnalyzeResult(request);
    }

    @Operation(summary = "采购会话列表")
    @GetMapping("/history/sessions")
    public AjaxResult listSessions() {
        LoginUser loginUser = SecurityUtils.getLoginUser();
        return success(purchaseAiService.listSessions(loginUser));
    }

    @Operation(summary = "采购会话消息")
    @GetMapping("/history/messages/{memoryId}")
    public AjaxResult listMessages(@PathVariable String memoryId) {
        LoginUser loginUser = SecurityUtils.getLoginUser();
        return success(purchaseAiService.listMessages(memoryId, loginUser));
    }

    @Operation(summary = "删除采购会话")
    @DeleteMapping("/history/{memoryId}")
    public AjaxResult deleteSession(@PathVariable String memoryId) {
        LoginUser loginUser = SecurityUtils.getLoginUser();
        return toAjax(purchaseAiService.deleteSession(memoryId, loginUser));
    }
}