<template>
  <!-- Top menu bar needs to load before the GraphCanvas as it needs to host
  the menu buttons added by legacy extension scripts.-->
  <TopMenubar />
  <GraphCanvas @ready="onGraphReady" />
  <GlobalToast />
  <UnloadWindowConfirmDialog />
  <BrowserTabTitle />
  <MenuHamburger />
</template>

<script setup lang="ts">
import { useEventListener } from '@vueuse/core'
import type { ToastMessageOptions } from 'primevue/toast'
import { useToast } from 'primevue/usetoast'
import { onBeforeUnmount, onMounted, watch, watchEffect } from 'vue'
import { useI18n } from 'vue-i18n'

import BrowserTabTitle from '@/components/BrowserTabTitle.vue'
import MenuHamburger from '@/components/MenuHamburger.vue'
import UnloadWindowConfirmDialog from '@/components/dialog/UnloadWindowConfirmDialog.vue'
import GraphCanvas from '@/components/graph/GraphCanvas.vue'
import GlobalToast from '@/components/toast/GlobalToast.vue'
import TopMenubar from '@/components/topbar/TopMenubar.vue'
import { SERVER_CONFIG_ITEMS } from '@/constants/serverConfig'
import { useCoreCommands } from '@/hooks/coreCommandHooks'
import { useErrorHandling } from '@/hooks/errorHooks'
import { i18n } from '@/i18n'
import { api } from '@/scripts/api'
import { app } from '@/scripts/app'
import { setupAutoQueueHandler } from '@/services/autoQueueService'
import { useKeybindingService } from '@/services/keybindingService'
import { useCommandStore } from '@/stores/commandStore'
import { useExecutionStore } from '@/stores/executionStore'
import { useMenuItemStore } from '@/stores/menuItemStore'
import { useModelStore } from '@/stores/modelStore'
import { useNodeDefStore, useNodeFrequencyStore } from '@/stores/nodeDefStore'
import {
  useQueuePendingTaskCountStore,
  useQueueStore
} from '@/stores/queueStore'
import { useServerConfigStore } from '@/stores/serverConfigStore'
import { useSettingStore } from '@/stores/settingStore'
import { useBottomPanelStore } from '@/stores/workspace/bottomPanelStore'
import { useColorPaletteStore } from '@/stores/workspace/colorPaletteStore'
import { useSidebarTabStore } from '@/stores/workspace/sidebarTabStore'
import { useWorkspaceStore } from '@/stores/workspaceStore'
import { StatusWsMessageStatus } from '@/types/apiTypes'
import { electronAPI, isElectron } from '@/utils/envUtil'

setupAutoQueueHandler()

const { t } = useI18n()
const toast = useToast()
const settingStore = useSettingStore()
const executionStore = useExecutionStore()
const colorPaletteStore = useColorPaletteStore()

watch(
  () => colorPaletteStore.completedActivePalette,
  (newTheme) => {
    const DARK_THEME_CLASS = 'dark-theme'
    if (newTheme.light_theme) {
      document.body.classList.remove(DARK_THEME_CLASS)
    } else {
      document.body.classList.add(DARK_THEME_CLASS)
    }

    // Native window control theme
    if (isElectron()) {
      const cssVars = newTheme.colors.comfy_base
      // Allow OS to set matching hover colour
      const color = setZeroAlpha(cssVars['comfy-menu-bg'])
      const symbolColor = cssVars['input-text']
      electronAPI().changeTheme({ color, symbolColor })
    }

    function setZeroAlpha(color: string) {
      if (!color.startsWith('#')) return color

      if (color.length === 4) {
        const [_, r, g, b] = color
        return `#${r}${r}${g}${g}${b}${b}00`
      }
      return `#${color.substring(1, 7)}00`
    }
  },
  { immediate: true }
)

watchEffect(() => {
  const fontSize = settingStore.get('Comfy.TextareaWidget.FontSize')
  document.documentElement.style.setProperty(
    '--comfy-textarea-font-size',
    `${fontSize}px`
  )
})

watchEffect(() => {
  const padding = settingStore.get('Comfy.TreeExplorer.ItemPadding')
  document.documentElement.style.setProperty(
    '--comfy-tree-explorer-item-padding',
    `${padding}px`
  )
})

watchEffect(() => {
  const locale = settingStore.get('Comfy.Locale')
  if (locale) {
    i18n.global.locale.value = locale as 'en' | 'zh' | 'ru' | 'ja'
  }
})

watchEffect(() => {
  const useNewMenu = settingStore.get('Comfy.UseNewMenu')
  if (useNewMenu === 'Disabled') {
    app.ui.menuContainer.style.setProperty('display', 'block')
    app.ui.restoreMenuPosition()
  } else {
    app.ui.menuContainer.style.setProperty('display', 'none')
  }
})

watchEffect(() => {
  useQueueStore().maxHistoryItems = settingStore.get(
    'Comfy.Queue.MaxHistoryItems'
  )
})

const init = () => {
  const coreCommands = useCoreCommands()
  useCommandStore().registerCommands(coreCommands)
  useMenuItemStore().registerCoreMenuCommands()
  useKeybindingService().registerCoreKeybindings()
  useSidebarTabStore().registerCoreSidebarTabs()
  useBottomPanelStore().registerCoreBottomPanelTabs()
  app.extensionManager = useWorkspaceStore()
}

const queuePendingTaskCountStore = useQueuePendingTaskCountStore()
const onStatus = (e: CustomEvent<StatusWsMessageStatus>) => {
  queuePendingTaskCountStore.update(e)
}

const reconnectingMessage: ToastMessageOptions = {
  severity: 'error',
  summary: t('g.reconnecting')
}

const onReconnecting = () => {
  toast.remove(reconnectingMessage)
  toast.add(reconnectingMessage)
}

const onReconnected = () => {
  toast.remove(reconnectingMessage)
  toast.add({
    severity: 'success',
    summary: t('g.reconnected'),
    life: 2000
  })
}

onMounted(() => {
  api.addEventListener('status', onStatus)
  api.addEventListener('reconnecting', onReconnecting)
  api.addEventListener('reconnected', onReconnected)
  executionStore.bindExecutionEvents()

  try {
    init()
  } catch (e) {
    console.error('Failed to init ComfyUI frontend', e)
  }
})

onBeforeUnmount(() => {
  api.removeEventListener('status', onStatus)
  api.removeEventListener('reconnecting', onReconnecting)
  api.removeEventListener('reconnected', onReconnected)
  executionStore.unbindExecutionEvents()
})

useEventListener(window, 'keydown', useKeybindingService().keybindHandler)

const { wrapWithErrorHandling, wrapWithErrorHandlingAsync } = useErrorHandling()
const onGraphReady = () => {
  requestIdleCallback(
    () => {
      // Setting values now available after comfyApp.setup.
      // Load keybindings.
      wrapWithErrorHandling(useKeybindingService().registerUserKeybindings)()

      // Load server config
      wrapWithErrorHandling(useServerConfigStore().loadServerConfig)(
        SERVER_CONFIG_ITEMS,
        settingStore.get('Comfy.Server.ServerConfigValues')
      )

      // Load model folders
      wrapWithErrorHandlingAsync(useModelStore().loadModelFolders)()

      // Non-blocking load of node frequencies
      wrapWithErrorHandlingAsync(useNodeFrequencyStore().loadNodeFrequencies)()

      // Node defs now available after comfyApp.setup.
      // Explicitly initialize nodeSearchService to avoid indexing delay when
      // node search is triggered
      useNodeDefStore().nodeSearchService.endsWithFilterStartSequence('')
    },
    { timeout: 1000 }
  )
}
</script>
