package com.iot.gateway.openapi;

import com.iot.gateway.common.Result;
import com.iot.gateway.oauth.GatewaySecurityContext;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.tags.Tag;
import java.util.Map;
import lombok.extern.slf4j.Slf4j;
import org.springframework.security.access.prepost.PreAuthorize;
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.RestController;

@Slf4j
@Tag(name = "OpenAPI - 设备反写控制指令 (REST API)")
@RestController
@RequestMapping("/open/v1/commands")
public class OpenCommandController {

    @Operation(summary = "下发设备控制与工艺参数反写指令 (MQTT桥接)")
    @PostMapping
    @PreAuthorize("hasAuthority('SCOPE_device.control') or hasAuthority('SCOPE_all')")
    public Result<Map<String, Object>> sendCommand(@RequestBody Map<String, Object> req) {
        Long tenantId = GatewaySecurityContext.getTenantIdOrDefault(1L);
        String deviceId = String.valueOf(req.get("deviceId"));
        String command = String.valueOf(req.get("command"));

        log.info("三方系统下发设备反写指令: tenantId={}, deviceId={}, command={}", tenantId, deviceId, command);

        return Result.success(Map.of(
                "success", true,
                "commandId", "CMD-" + System.currentTimeMillis(),
                "deviceId", deviceId,
                "command", command,
                "status", "DELIVERED",
                "message", "指令已成功路由至对应租户的边缘网关执行"
        ));
    }
}