import playwright from "npm:playwright"

const devSpace = Deno.env.get("BAS_DEVSPACE")!
const headless = Deno.env.get("DENO_HEADLESS")! === "true" ? true : false

if (import.meta.main) {
  while (true) {
    console.log(`Starting new loop`)
    await main(devSpace)
    await new Promise((resolve) => setTimeout(resolve, 3 * 1000))
  }
}

async function main(devSpacename: string) {
  const browser = await playwright.chromium.launch({
    headless: headless,
  })
  const context = await browser.newContext()
  const page = await context.newPage()

  console.log(`Logging in to BAS`)
  await page.goto(Deno.env.get("BAS_URL")!)
  await page.locator(`text=${Deno.env.get("BAS_PROFILE")!}`).click()
  await page
    .getByLabel("Email or User Name")
    .fill(Deno.env.get("BAS_USERNAME")!)
  await page.getByLabel("Password").fill(Deno.env.get("BAS_PASSWORD")!)
  await page.waitForTimeout(500)
  await page.getByText("Keep me signed in").check()
  await page.waitForTimeout(500)
  await page.getByText("Continue").click()
  await page.waitForLoadState()
  await page.waitForURL("**/index.html")

  // Request manager page directly (without iframe)
  console.log(`Loading management page`)
  await page.goto(Deno.env.get("BAS_URL")! + "/workspace-manager-ui/")
  await page.waitForTimeout(2000)
  console.log(`Loaded management page`)

  // const pageSource = await page.content();
  // console.log(JSON.stringify(pageSource));

  const devSpaceEl = await findCorrectDevspace(page, devSpacename)
  if (!devSpaceEl) {
    throw Error(`Could not find defined devspace: ${devSpacename}`)
  }

  await startDevSpace(devSpaceEl, page)

  await loadVSCode(devSpaceEl, devSpacename)

  console.log(`Waiting for 5 minutes and then starting again...`)
  await page.waitForTimeout(5 * 60 * 1000)
  await page.close()
  console.log(`Done waiting, closing`)

  if (!headless) {
    // Close on done
    await new Promise((resolve) => {
      page.on("close", resolve)
    })
  }

  await context.close()
  await browser.close()
}

async function findCorrectDevspace(
  page: playwright.Page,
  devSpacename: string,
) {
  const rows = await page
    .locator('div.dev-spaces-row:has-text("' + devSpacename + '")')
    .all()

  let findFullStack = false
  if (rows.length > 1) {
    console.log(`Found multiple "${devSpacename}" dev spaces`)
    findFullStack = true
  }

  for (const el of rows) {
    console.log(`Checking dev space row`)
    const fullstack = await el
      .locator(
        'div.left-row:has-text("Full-Stack Application Using Productivity Tools")',
      )
      .isVisible()

    if (fullstack) {
      console.log(`Found the fullstack dev space row`)
    }

    // Skip non-fullstack lines if they exist for that name
    if (findFullStack && !fullstack) {
      continue
    }
    return el
  }
}

async function startDevSpace(
  devSpaceEl: playwright.Locator,
  page: playwright.Page,
) {
  const running = await devSpaceEl
    .locator('div.text-center a:has-text("RUNNING")')
    .isVisible()

  if (running) {
    console.log(`Dev Space running`)
    return true
  }

  const stopped = await devSpaceEl
    .locator('div.text-center a:has-text("STOPPED")')
    .isVisible()

  if (stopped) {
    await devSpaceEl.locator('button[id^="startButton"]').click()
    await page.waitForTimeout(5 * 1000)
  }

  const stopping = await devSpaceEl
    .locator('div.text-center a:has-text("STOPPING")')
    .isVisible()

  const starting = await devSpaceEl
    .locator('div.text-center a:has-text("STARTING")')
    .isVisible()

  if (stopping || starting) {
    await page.waitForTimeout(2 * 1000)
    console.log(`Waiting for dev space to ${stopping ? "stop" : "start"}...`)
    await startDevSpace(devSpaceEl, page)
  }
}

async function loadVSCode(
  devSpaceEl: playwright.Locator,
  devSpacename: string,
) {
  console.log(`Opening VSCode dev space`)
  await devSpaceEl.locator('a:has-text("' + devSpacename + '")').click()
}