// @refresh reload
import { render } from "solid-js/web"
import { App, PlatformProvider, Platform } from "@opencode-ai/app"
import { open, save } from "@tauri-apps/plugin-dialog"
import { open as shellOpen } from "@tauri-apps/plugin-shell"
import { type as ostype } from "@tauri-apps/plugin-os"
import { AsyncStorage } from "@solid-primitives/storage"
import { fetch as tauriFetch } from "@tauri-apps/plugin-http"
import { Store } from "@tauri-apps/plugin-store"

import { UPDATER_ENABLED } from "./updater"
import { createMenu } from "./menu"
import { check, Update } from "@tauri-apps/plugin-updater"
import { invoke } from "@tauri-apps/api/core"
import { relaunch } from "@tauri-apps/plugin-process"
import pkg from "../package.json"

const root = document.getElementById("root")
if (import.meta.env.DEV && !(root instanceof HTMLElement)) {
  throw new Error(
    "Root element not found. Did you forget to add it to your index.html? Or maybe the id attribute got misspelled?",
  )
}

let update: Update | null = null

const platform: Platform = {
  platform: "tauri",
  version: pkg.version,

  async openDirectoryPickerDialog(opts) {
    const result = await open({
      directory: true,
      multiple: opts?.multiple ?? false,
      title: opts?.title ?? "Choose a folder",
    })
    return result
  },

  async openFilePickerDialog(opts) {
    const result = await open({
      directory: false,
      multiple: opts?.multiple ?? false,
      title: opts?.title ?? "Choose a file",
    })
    return result
  },

  async saveFilePickerDialog(opts) {
    const result = await save({
      title: opts?.title ?? "Save file",
      defaultPath: opts?.defaultPath,
    })
    return result
  },

  openLink(url: string) {
    shellOpen(url)
  },

  storage: (name = "default.dat") => {
    const api: AsyncStorage = {
      _store: null,
      _getStore: async () => api._store || (api._store = Store.load(name)),
      getItem: async (key: string) => (await (await api._getStore()).get(key)) ?? null,
      setItem: async (key: string, value: string) => await (await api._getStore()).set(key, value),
      removeItem: async (key: string) => await (await api._getStore()).delete(key),
      clear: async () => await (await api._getStore()).clear(),
      key: async (index: number) => (await (await api._getStore()).keys())[index],
      getLength: async () => (await api._getStore()).length(),
      get length() {
        return api.getLength()
      },
    }
    return api
  },

  checkUpdate: async () => {
    if (!UPDATER_ENABLED) return { updateAvailable: false }
    update = await check()
    if (!update) return { updateAvailable: false }
    await update.download()
    return { updateAvailable: true, version: update.version }
  },

  update: async () => {
    if (!UPDATER_ENABLED || !update) return
    if (ostype() === "windows") await invoke("kill_sidecar")
    await update.install()
  },

  restart: async () => {
    await invoke("kill_sidecar")
    await relaunch()
  },

  // @ts-expect-error
  fetch: tauriFetch,
}

createMenu()

// Stops mousewheel events from reaching Tauri's pinch-to-zoom handler
root?.addEventListener("mousewheel", (e) => {
  e.stopPropagation()
})

render(() => {
  return (
    <PlatformProvider value={platform}>
      {ostype() === "macos" && (
        <div class="bg-background-base border-b border-border-weak-base h-8" data-tauri-drag-region />
      )}
      <App />
    </PlatformProvider>
  )
}, root!)
