import { test, expect } from "@playwright/test"
import { readFileSync } from "fs"
import { join } from "path"

const lecturaStages = 9
const numerosStages = 8

test.describe("Exercise content integrity", () => {
  for (let i = 1; i <= lecturaStages; i++) {
    test(`lectura etapa ${i} file exists and has exercises`, () => {
      const file = join(process.cwd(), "curriculum", "lectura", `etapa-${i}.ts`)
      const content = readFileSync(file, "utf-8")
      expect(content.length).toBeGreaterThan(200)
      expect(content).toContain("stage")
      expect(content).toContain("exercises")
    })
  }

  for (let i = 1; i <= numerosStages; i++) {
    test(`numeros etapa ${i} file exists and has exercises`, () => {
      const file = join(process.cwd(), "curriculum", "numeros", `etapa-${i}.ts`)
      const content = readFileSync(file, "utf-8")
      expect(content.length).toBeGreaterThan(200)
      expect(content).toContain("stage")
      expect(content).toContain("exercises")
    })
  }

  test("curriculum index loads Isabella stages [1..9]", () => {
    const file = join(process.cwd(), "curriculum", "index.ts")
    const content = readFileSync(file, "utf-8")
    expect(content).toContain("[1, 2, 3, 4, 5, 6, 7, 8, 9]")
  })

  test("type definitions export required types", () => {
    const file = join(process.cwd(), "curriculum", "types.ts")
    const content = readFileSync(file, "utf-8")
    expect(content).toContain("export type Exercise")
    expect(content).toContain("export interface Stage")
    expect(content).toContain("export type ExerciseType")
    expect(content).toContain("export type ErrorType")
  })

  test("exercise dispatcher maps all exercise types", () => {
    const file = join(process.cwd(), "components", "exercises", "exercise-dispatcher.tsx")
    const content = readFileSync(file, "utf-8")
    const types = ["sensibilizacion", "conciencia", "trazo", "eleccion", "emparejar", "secuencia", "palabra", "problema", "lectura"]
    for (const t of types) {
      expect(content).toContain(t)
    }
  })

  test("all exercise component files exist", () => {
    const components = [
      "ejercicio-sensibilizacion",
      "ejercicio-conciencia",
      "ejercicio-eleccion",
      "ejercicio-secuencia",
      "ejercicio-palabra",
      "ejercicio-lectura",
      "ejercicio-trazo",
      "exercise-dispatcher",
    ]
    for (const c of components) {
      const file = join(process.cwd(), "components", "exercises", `${c}.tsx`)
      const content = readFileSync(file, "utf-8")
      expect(content.length).toBeGreaterThan(100)
    }
  })

  test("Francesca matemáticas etapa 1..10 exist", () => {
    for (let i = 1; i <= 10; i++) {
      const file = join(process.cwd(), "curriculum", "francesca", `etapa-${i}.ts`)
      const content = readFileSync(file, "utf-8")
      expect(content.length).toBeGreaterThan(100)
      expect(content).toContain("stage")
      expect(content).toContain("exercises")
    }
  })

  test("Francesca lecturas etapa 1..9 exist", () => {
    for (let i = 1; i <= 9; i++) {
      const file = join(process.cwd(), "curriculum", "francesca-lectura", `etapa-${i}.ts`)
      const content = readFileSync(file, "utf-8")
      expect(content.length).toBeGreaterThan(100)
    }
  })

  test("Francesca ortografía etapa 1..2 exist", () => {
    for (let i = 1; i <= 2; i++) {
      const file = join(process.cwd(), "curriculum", "francesca-ortografia", `etapa-${i}.ts`)
      const content = readFileSync(file, "utf-8")
      expect(content.length).toBeGreaterThan(100)
    }
  })

  test("Sebastián matemáticas etapa 1..11 exist", () => {
    for (let i = 1; i <= 11; i++) {
      const file = join(process.cwd(), "curriculum", "sebastian", `etapa-${i}.ts`)
      const content = readFileSync(file, "utf-8")
      expect(content.length).toBeGreaterThan(100)
    }
  })

  test("Sebastián historia etapa 1..5 exist", () => {
    for (let i = 1; i <= 5; i++) {
      const file = join(process.cwd(), "curriculum", "sebastian-historia", `etapa-${i}.ts`)
      const content = readFileSync(file, "utf-8")
      expect(content.length).toBeGreaterThan(100)
    }
  })

  test("Sebastián banderas etapa 1..2 exist", () => {
    for (let i = 1; i <= 2; i++) {
      const file = join(process.cwd(), "curriculum", "sebastian-banderas", `etapa-${i}.ts`)
      const content = readFileSync(file, "utf-8")
      expect(content.length).toBeGreaterThan(100)
    }
  })

  test("Sebastián lectura etapa 1..6 exist", () => {
    for (let i = 1; i <= 6; i++) {
      const file = join(process.cwd(), "curriculum", "sebastian-lectura", `etapa-${i}.ts`)
      const content = readFileSync(file, "utf-8")
      expect(content.length).toBeGreaterThan(100)
    }
  })

  test("Sebastián geografía etapa 1..3 exist", () => {
    for (let i = 1; i <= 3; i++) {
      const file = join(process.cwd(), "curriculum", "sebastian-geografia", `etapa-${i}.ts`)
      const content = readFileSync(file, "utf-8")
      expect(content.length).toBeGreaterThan(100)
    }
  })

  test("exercise-session component exists", () => {
    const file = join(process.cwd(), "components", "child", "exercise-session.tsx")
    const content = readFileSync(file, "utf-8")
    expect(content.length).toBeGreaterThan(200)
  })

  test("multi-profile pages exist", () => {
    const pages = [
      "app/francesca/page.tsx",
      "app/francesca/matematicas/page.tsx",
      "app/francesca/lecturas/page.tsx",
      "app/francesca/ortografia/page.tsx",
      "app/sebastian/page.tsx",
      "app/sebastian/matematicas/page.tsx",
      "app/sebastian/historia/page.tsx",
      "app/sebastian/banderas/page.tsx",
      "app/sebastian/lectura/page.tsx",
      "app/sebastian/geografia/page.tsx",
    ]
    for (const p of pages) {
      const file = join(process.cwd(), p)
      const content = readFileSync(file, "utf-8")
      expect(content.length).toBeGreaterThan(50)
    }
  })

  test("root page is profile selector with 3 names", () => {
    const file = join(process.cwd(), "app", "page.tsx")
    const content = readFileSync(file, "utf-8")
    expect(content).toContain("Isabella")
    expect(content).toContain("Francesca")
    expect(content).toContain("Sebastián")
  })
})