import { describe, expect, it } from "vitest"

import {
  homeVariantFromPathname,
  homeVariantPath,
  isHomeVariant,
} from "@/hooks/use-home-variant"

describe("homeVariantPath", () => {
  it("builds an explicit layout URL for each approach", () => {
    expect(homeVariantPath("storefront")).toBe("/home/storefront")
    expect(homeVariantPath("storefront-v2")).toBe("/home/storefront-v2")
    expect(homeVariantPath("focus")).toBe("/home/focus")
    expect(homeVariantPath("spotlight")).toBe("/home/spotlight")
    expect(homeVariantPath("spotlight-v2")).toBe("/home/spotlight-v2")
    expect(homeVariantPath("spotlight-v3")).toBe("/home/spotlight-v3")
    expect(homeVariantPath("spotlight-v4")).toBe("/home/spotlight-v4")
    expect(homeVariantPath("launcher")).toBe("/home/launcher")
    expect(homeVariantPath("campus")).toBe("/home/campus")
    expect(homeVariantPath("campus-v3")).toBe("/home/campus-v3")
    expect(homeVariantPath("catalog")).toBe("/home/catalog")
  })
})

describe("isHomeVariant", () => {
  it("accepts the ten layout ids", () => {
    expect(isHomeVariant("storefront")).toBe(true)
    expect(isHomeVariant("storefront-v2")).toBe(true)
    expect(isHomeVariant("focus")).toBe(true)
    expect(isHomeVariant("spotlight")).toBe(true)
    expect(isHomeVariant("spotlight-v2")).toBe(true)
    expect(isHomeVariant("spotlight-v3")).toBe(true)
    expect(isHomeVariant("spotlight-v4")).toBe(true)
    expect(isHomeVariant("launcher")).toBe(true)
    expect(isHomeVariant("campus")).toBe(true)
    expect(isHomeVariant("campus-v3")).toBe(true)
    expect(isHomeVariant("catalog")).toBe(true)
  })

  it("rejects product marketing slugs", () => {
    expect(isHomeVariant("prism")).toBe(false)
    expect(isHomeVariant("one-schools")).toBe(false)
    expect(isHomeVariant("")).toBe(false)
  })
})

describe("homeVariantFromPathname", () => {
  it("reads the layout from an explicit home URL", () => {
    expect(homeVariantFromPathname("/home/focus")).toBe("focus")
    expect(homeVariantFromPathname("/home/storefront-v2")).toBe("storefront-v2")
    expect(homeVariantFromPathname("/home/spotlight/")).toBe("spotlight")
    expect(homeVariantFromPathname("/home/spotlight-v2")).toBe("spotlight-v2")
    expect(homeVariantFromPathname("/home/spotlight-v3")).toBe("spotlight-v3")
    expect(homeVariantFromPathname("/home/spotlight-v4")).toBe("spotlight-v4")
    expect(homeVariantFromPathname("/home/campus")).toBe("campus")
    expect(homeVariantFromPathname("/home/campus-v3")).toBe("campus-v3")
    expect(homeVariantFromPathname("/home/catalog")).toBe("catalog")
  })

  it("returns null for bare home, nested paths, and marketing slugs", () => {
    expect(homeVariantFromPathname("/home")).toBeNull()
    expect(homeVariantFromPathname("/home/prism")).toBeNull()
    expect(homeVariantFromPathname("/home/focus/extra")).toBeNull()
    expect(homeVariantFromPathname("/prism/dashboard")).toBeNull()
  })
})