import { defineStore } from 'pinia'
import { nextTick, ref } from 'vue'

interface SerialTarget {
  cfgId: number
  instanceId: string
  region?: string
  instanceName?: string
}

/** 全局串行控制台面板状态：面板挂在 AppLayout，切换路由不销毁会话 */
export const useConsoleStore = defineStore('console', () => {
  const show = ref(false)
  const cfgId = ref(0)
  const instanceId = ref('')
  const region = ref<string | undefined>(undefined)
  const instanceName = ref('')

  /** 打开串行终端；已开着且换了实例时先关旧会话再开新 */
  async function openSerial(target: SerialTarget) {
    if (show.value) {
      if (instanceId.value === target.instanceId && cfgId.value === target.cfgId) return
      show.value = false
      await nextTick()
    }
    cfgId.value = target.cfgId
    instanceId.value = target.instanceId
    region.value = target.region
    instanceName.value = target.instanceName ?? ''
    show.value = true
  }

  function close() {
    show.value = false
  }

  return { show, cfgId, instanceId, region, instanceName, openSerial, close }
})