package com.eactive.eai.manage.oauthtoken;

import java.nio.charset.StandardCharsets;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.Callable;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

/**
 * 아웃바운드 OAuth 토큰 현황 조회 API. (HsmStatusController 와 동일한 응답 형태)
 *
 * 조회 전용이며 토큰을 발급하거나 캐시를 건드리지 않는다.
 * accessToken 은 앞 8자만 남기고 마스킹하며 clientSecret 은 응답에 담지 않는다.
 *
 * GET /manage/oauth-token/status                      → 등록된 전체 어댑터그룹의 토큰 현황
 * GET /manage/oauth-token/status/{adapterGroupName}   → 어댑터그룹 하나의 토큰 현황
 */
@RestController
@RequestMapping("/manage/oauth-token")
public class OAuthTokenStatusController {

    private static final MediaType APPLICATION_JSON_UTF8 = new MediaType("application", "json", StandardCharsets.UTF_8);

    @Autowired
    private OAuthTokenStatusService oAuthTokenStatusService;

    @GetMapping("/status")
    public ResponseEntity<?> status() {
        return respond(() -> {
            List<OAuthTokenStatusDTO> list = oAuthTokenStatusService.getStatusList();
            Map<String, Object> data = new HashMap<>();
            data.put("count", list.size());
            data.put("tokens", list);
            return data;
        });
    }

    @GetMapping("/status/{adapterGroupName}")
    public ResponseEntity<?> status(@PathVariable("adapterGroupName") String adapterGroupName) {
        return respond(() -> oAuthTokenStatusService.getStatus(adapterGroupName));
    }

    private ResponseEntity<?> respond(Callable<Object> action) {
        Map<String, Object> result = new HashMap<>();
        try {
            result.put("success", true);
            result.put("data", action.call());
        } catch (Exception e) {
            result.put("success", false);
            result.put("message", e.getMessage());
        }
        return ResponseEntity.ok().contentType(APPLICATION_JSON_UTF8).body(result);
    }
}