// Pinia store for container management
import { defineStore } from 'pinia'
import { ref, computed } from 'vue'
import { containerClient, type ContainerStatus, type ContainerAppInfo } from '@/api/container-client'

export const useContainerStore = defineStore('container', () => {
  // State
  const containers = ref<ContainerStatus[]>([])
  const healthStatus = ref<Record<string, string>>({})
  const loading = ref(false)
  const error = ref<string | null>(null)

  // Getters
  const runningContainers = computed(() => 
    containers.value.filter(c => c.state === 'running')
  )

  const stoppedContainers = computed(() => 
    containers.value.filter(c => c.state === 'stopped' || c.state === 'exited')
  )

  const getContainerById = computed(() => (id: string) => 
    containers.value.find(c => c.name.includes(id))
  )

  const getHealthStatus = computed(() => (appId: string) => 
    healthStatus.value[appId] || 'unknown'
  )

  // Actions
  async function fetchContainers() {
    loading.value = true
    error.value = null
    try {
      containers.value = await containerClient.listContainers()
    } catch (e) {
      error.value = e instanceof Error ? e.message : 'Failed to fetch containers'
      console.error('Failed to fetch containers:', e)
    } finally {
      loading.value = false
    }
  }

  async function fetchHealthStatus() {
    try {
      healthStatus.value = await containerClient.getHealthStatus()
    } catch (e) {
      console.error('Failed to fetch health status:', e)
    }
  }

  async function installApp(manifestPath: string) {
    loading.value = true
    error.value = null
    try {
      const containerName = await containerClient.installApp(manifestPath)
      await fetchContainers()
      return containerName
    } catch (e) {
      error.value = e instanceof Error ? e.message : 'Failed to install app'
      throw e
    } finally {
      loading.value = false
    }
  }

  async function startContainer(appId: string) {
    loading.value = true
    error.value = null
    try {
      await containerClient.startContainer(appId)
      await fetchContainers()
      await fetchHealthStatus()
    } catch (e) {
      error.value = e instanceof Error ? e.message : 'Failed to start container'
      throw e
    } finally {
      loading.value = false
    }
  }

  async function stopContainer(appId: string) {
    loading.value = true
    error.value = null
    try {
      await containerClient.stopContainer(appId)
      await fetchContainers()
    } catch (e) {
      error.value = e instanceof Error ? e.message : 'Failed to stop container'
      throw e
    } finally {
      loading.value = false
    }
  }

  async function removeContainer(appId: string) {
    loading.value = true
    error.value = null
    try {
      await containerClient.removeContainer(appId)
      await fetchContainers()
    } catch (e) {
      error.value = e instanceof Error ? e.message : 'Failed to remove container'
      throw e
    } finally {
      loading.value = false
    }
  }

  async function getContainerLogs(appId: string, lines: number = 100) {
    try {
      return await containerClient.getContainerLogs(appId, lines)
    } catch (e) {
      error.value = e instanceof Error ? e.message : 'Failed to get logs'
      throw e
    }
  }

  return {
    // State
    containers,
    healthStatus,
    loading,
    error,
    // Getters
    runningContainers,
    stoppedContainers,
    getContainerById,
    getHealthStatus,
    // Actions
    fetchContainers,
    fetchHealthStatus,
    installApp,
    startContainer,
    stopContainer,
    removeContainer,
    getContainerLogs,
  }
})