import assert from "node:assert/strict"
import test from "node:test"

import {
  selectTutorialHighlightRule,
  type TutorialHighlightRule
} from "../../src/renderer/src/state/tutorial-highlight"
import type { TutorialStepId } from "../../src/renderer/src/state/tutorial"

function selectTarget(
  step: TutorialStepId,
  visibleSelectors: string[],
  targetSelectors = visibleSelectors
): string | null {
  const visible = new Set(visibleSelectors)
  const targets = new Set(targetSelectors)
  const rule: TutorialHighlightRule | null = selectTutorialHighlightRule(
    step,
    (selector) => visible.has(selector),
    (selector) => targets.has(selector)
  )

  return rule?.target ?? null
}

test("provider tutorial highlights the next settings step from visible UI state", () => {
  assert.equal(
    selectTarget("providers", ['[data-tutorial-target="settings-button"]']),
    '[data-tutorial-target="settings-button"]'
  )

  assert.equal(
    selectTarget("providers", [
      '[data-tutorial-surface="settings"]',
      '[data-tutorial-target="settings-providers-tab"]'
    ]),
    '[data-tutorial-target="settings-providers-tab"]'
  )

  assert.equal(
    selectTarget("providers", [
      '[data-tutorial-surface="settings"]',
      '[data-tutorial-state="settings-providers-active"]',
      '[data-tutorial-target="settings-provider-ovh"]'
    ]),
    null
  )
})

test("non-provider tutorials close settings before workspace actions", () => {
  assert.equal(
    selectTarget("server", [
      '[data-tutorial-surface="settings"]',
      '[data-tutorial-target="settings-close"]',
      '[data-tutorial-target="add-server"]'
    ]),
    '[data-tutorial-target="settings-close"]'
  )
})

test("admin tutorial highlights the settings admin flow", () => {
  assert.equal(
    selectTarget("admins", ['[data-tutorial-target="settings-button"]']),
    '[data-tutorial-target="settings-button"]'
  )

  assert.equal(
    selectTarget("admins", [
      '[data-tutorial-surface="settings"]',
      '[data-tutorial-target="settings-admins-tab"]'
    ]),
    '[data-tutorial-target="settings-admins-tab"]'
  )

  assert.equal(
    selectTarget("admins", [
      '[data-tutorial-surface="settings"]',
      '[data-tutorial-state="settings-admins-active"]',
      '[data-tutorial-target="create-human-admin"]'
    ]),
    '[data-tutorial-target="create-human-admin"]'
  )
})

test("workspace tutorials fall back from missing action targets to navigation", () => {
  assert.equal(
    selectTarget("server", ['[data-tutorial-target="workspace-tab-instances"]']),
    '[data-tutorial-target="workspace-tab-instances"]'
  )

  assert.equal(
    selectTarget("dns-zone", [
      '[data-tutorial-state="workspace-instances-active"]',
      '[data-tutorial-target="add-zone"]'
    ]),
    '[data-tutorial-target="add-zone"]'
  )

  assert.equal(
    selectTarget("domain", [
      '[data-tutorial-surface="domain-dialog"]',
      '[data-tutorial-target="save-domain"]'
    ]),
    '[data-tutorial-target="save-domain"]'
  )
})