// spec: e2e/plans/task-modified.plan copy.md

import { test, expect, type APIRequestContext, type Locator, type Page } from '@playwright/test'

const CHILD_NAME = 'ModifyRewardChild'
const REWARD_NAME = 'ModifyTestReward'
const REWARD_COST = 100

async function createChild(request: APIRequestContext, name: string): Promise<string> {
  const pre = await request.get('/api/child/list')
  for (const c of (await pre.json()).children ?? []) {
    if (c.name === name) await request.delete(`/api/child/${c.id}`)
  }
  await request.put('/api/child/add', { data: { name, age: 8 } })
  const list = await request.get('/api/child/list')
  const { children } = (await list.json()) as { children: { name: string; id: string }[] }
  return children?.find((c) => c.name === name)?.id ?? ''
}

async function createReward(
  request: APIRequestContext,
  name: string,
  cost: number,
): Promise<string> {
  const pre = await request.get('/api/reward/list')
  for (const r of (await pre.json()).rewards ?? []) {
    if (r.name === name) await request.delete(`/api/reward/${r.id}`)
  }
  await request.put('/api/reward/add', { data: { name, description: 'E2E test reward', cost } })
  const list = await request.get('/api/reward/list')
  const { rewards } = (await list.json()) as { rewards: { name: string; id: string }[] }
  return rewards?.find((r) => r.name === name)?.id ?? ''
}

function rewardSection(page: Page): Locator {
  return page.locator('.child-list-container').filter({
    has: page.locator('h3', { hasText: 'Rewards' }),
  })
}

async function openEditModal(page: Page, card: Locator): Promise<void> {
  await card.click()
  await expect(card).toHaveClass(/item-ready/, { timeout: 3000 })
  await card.getByTitle('Edit custom value').click()
  await expect(page.getByRole('button', { name: 'Save' })).toBeVisible()
}

async function seedPendingReward(
  request: APIRequestContext,
  childId: string,
  rewardId: string,
  rewardCost: number,
): Promise<void> {
  await request.put(`/api/child/${childId}/edit`, { data: { points: rewardCost } })

  const requestResp = await request.post(`/api/child/${childId}/request-reward`, {
    data: { reward_id: rewardId },
  })

  if (requestResp.status() === 409) {
    await request.post(`/api/child/${childId}/cancel-request-reward`, {
      data: { reward_id: rewardId },
    })
    await request.post(`/api/child/${childId}/request-reward`, {
      data: { reward_id: rewardId },
    })
  }
}

test.describe('Reward edit cost', () => {
  test.describe.configure({ mode: 'serial' })

  let childId = ''
  let rewardId = ''

  test.beforeAll(async ({ request }) => {
    childId = await createChild(request, CHILD_NAME)
    rewardId = await createReward(request, REWARD_NAME, REWARD_COST)
    await request.put(`/api/child/${childId}/set-rewards`, {
      data: { reward_ids: [rewardId] },
    })
  })

  test.afterAll(async ({ request }) => {
    if (childId) await request.delete(`/api/child/${childId}`)
    if (rewardId) await request.delete(`/api/reward/${rewardId}`)
  })

  test('Edit button appears on first click of a reward card', async ({ page }) => {
    await page.goto(`/parent/${childId}`)
    const card = rewardSection(page).locator('.item-card').filter({ hasText: REWARD_NAME })
    await card.waitFor({ state: 'visible' })

    await expect(card.getByTitle('Edit custom value')).not.toBeVisible()
    await card.click()
    await expect(card).toHaveClass(/item-ready/, { timeout: 3000 })
    await expect(card.getByTitle('Edit custom value')).toBeVisible()
  })

  test('Edit button opens modal with reward name and "Assign new cost" subtitle', async ({
    page,
  }) => {
    await page.goto(`/parent/${childId}`)
    const card = rewardSection(page).locator('.item-card').filter({ hasText: REWARD_NAME })
    await card.waitFor({ state: 'visible' })

    await card.click()
    await expect(card).toHaveClass(/item-ready/, { timeout: 3000 })
    await card.getByTitle('Edit custom value').click()

    await expect(page.locator('.modal-title')).toHaveText(REWARD_NAME)
    await expect(page.locator('.modal-subtitle')).toContainText('new cost')
    await page.getByRole('button', { name: 'Cancel' }).click()
  })

  test('Input is pre-populated with the current cost', async ({ page }) => {
    await page.goto(`/parent/${childId}`)
    const card = rewardSection(page).locator('.item-card').filter({ hasText: REWARD_NAME })
    await card.waitFor({ state: 'visible' })

    await openEditModal(page, card)
    await expect(page.locator('#custom-value')).toHaveValue(String(REWARD_COST))
    await page.getByRole('button', { name: 'Cancel' }).click()
  })

  test('Cancel does not change the points needed display', async ({ page }) => {
    await page.goto(`/parent/${childId}`)
    const card = rewardSection(page).locator('.item-card').filter({ hasText: REWARD_NAME })
    await card.waitFor({ state: 'visible' })

    await openEditModal(page, card)
    await page.locator('#custom-value').fill('999')
    await page.getByRole('button', { name: 'Cancel' }).click()

    await expect(page.getByRole('button', { name: 'Save' })).not.toBeVisible()
    // Child has 0 points; reward cost 100 → "100 more points"
    await expect(card.getByText(`${REWARD_COST} more points`)).toBeVisible()
    await expect(card.locator('.override-badge')).not.toBeVisible()
  })

  test('Saving a new cost updates the points needed and shows ⭐ badge', async ({ page }) => {
    await page.goto(`/parent/${childId}`)
    const card = rewardSection(page).locator('.item-card').filter({ hasText: REWARD_NAME })
    await card.waitFor({ state: 'visible' })

    await openEditModal(page, card)
    await page.locator('#custom-value').fill('50')
    await page.getByRole('button', { name: 'Save' }).click()

    await expect(page.getByRole('button', { name: 'Save' })).not.toBeVisible()
    // Child still has 0 points; override cost 50 → "50 more points"
    await expect(card.getByText('50 more points')).toBeVisible()
    await expect(card.locator('.override-badge')).toBeVisible()
  })

  test('Setting cost to 0 makes the reward immediately redeemable', async ({ page }) => {
    await page.goto(`/parent/${childId}`)
    const card = rewardSection(page).locator('.item-card').filter({ hasText: REWARD_NAME })
    await card.waitFor({ state: 'visible' })

    await openEditModal(page, card)
    await page.locator('#custom-value').fill('0')
    await page.getByRole('button', { name: 'Save' }).click()

    await expect(page.getByRole('button', { name: 'Save' })).not.toBeVisible()
    await expect(card.getByText('REWARD READY')).toBeVisible()
  })

  test('Negative value disables the Save button', async ({ page }) => {
    await page.goto(`/parent/${childId}`)
    const card = rewardSection(page).locator('.item-card').filter({ hasText: REWARD_NAME })
    await card.waitFor({ state: 'visible' })

    await openEditModal(page, card)
    await page.locator('#custom-value').fill('-1')
    await expect(page.getByRole('button', { name: 'Save' })).toBeDisabled()
    await page.getByRole('button', { name: 'Cancel' }).click()
  })

  test('Value above 10000 disables Save; exactly 10000 enables it', async ({ page }) => {
    await page.goto(`/parent/${childId}`)
    const card = rewardSection(page).locator('.item-card').filter({ hasText: REWARD_NAME })
    await card.waitFor({ state: 'visible' })

    await openEditModal(page, card)
    await page.locator('#custom-value').fill('10001')
    await expect(page.getByRole('button', { name: 'Save' })).toBeDisabled()
    await page.locator('#custom-value').fill('10000')
    await expect(page.getByRole('button', { name: 'Save' })).toBeEnabled()
    await page.getByRole('button', { name: 'Cancel' }).click()
  })

  test('Editing a pending reward shows a warning dialog — Cancel aborts the edit', async ({
    page,
    request,
  }) => {
    // Ensure a fresh pending request exists for this test.
    await seedPendingReward(request, childId, rewardId, REWARD_COST)

    await page.goto(`/parent/${childId}`)
    const card = rewardSection(page).locator('.item-card').filter({ hasText: REWARD_NAME })
    await card.waitFor({ state: 'visible' })
    await expect(card.getByText('PENDING')).toBeVisible()

    // First click → edit button visible
    await card.click()
    await expect(card).toHaveClass(/item-ready/, { timeout: 3000 })
    await card.getByTitle('Edit custom value').click()

    // PendingRewardDialog should appear warning about the pending state
    await expect(page.getByText(/currently pending/i)).toBeVisible()

    // Clicking "Reject" closes the dialog without opening the override modal
    await page.getByRole('button', { name: 'Reject', exact: true }).click()
    await expect(page.getByText(/currently pending/i)).not.toBeVisible()
    await expect(page.getByRole('button', { name: 'Save' })).not.toBeVisible()
  })

  test('Editing a pending reward — confirming the warning opens the override modal', async ({
    page,
    request,
  }) => {
    // Seed pending state in this test to avoid cross-test coupling.
    await seedPendingReward(request, childId, rewardId, REWARD_COST)

    await page.goto(`/parent/${childId}`)
    const card = rewardSection(page).locator('.item-card').filter({ hasText: REWARD_NAME })
    await card.waitFor({ state: 'visible' })
    await expect(card.getByText('PENDING')).toBeVisible()

    await card.click()
    await expect(card).toHaveClass(/item-ready/, { timeout: 3000 })
    await card.getByTitle('Edit custom value').click()

    // PendingRewardDialog visible
    await expect(page.getByText(/currently pending/i)).toBeVisible()

    // Confirming cancels the pending request and opens the override modal
    await page.getByRole('button', { name: 'Approve', exact: true }).click()
    await expect(page.getByRole('button', { name: 'Save' })).toBeVisible({ timeout: 5000 })
    await page.getByRole('button', { name: 'Cancel' }).click()
  })
})