// The branding module's messages: both languages, the same keys, every key asked for, and no string
// or colour literal in its components.

import { readdirSync, readFileSync } from "node:fs"
import { join } from "node:path"
import { buildRegistry } from "@conusai-kit/core"
import { lintUiStrings } from "@conusai-kit/i18n"
import { describe, expect, it } from "vitest"
import { appModules } from "../../index.js"
import { brandFormLabels } from "../ui/labels.js"

// The messages as the app has them: from the manifest, flattened and merged by the kit.
const catalogues = buildRegistry([...appModules]).catalogues
const en = catalogues.en?.branding ?? {}
const lt = catalogues.lt?.branding ?? {}

function keysUsed(): string[] {
  const asked: string[] = []
  brandFormLabels((key) => {
    asked.push(key)
    return key
  }, "failed")
  return asked
}

describe("the branding catalogues", () => {
  it("hold the same keys in English and in Lithuanian", () => {
    expect(Object.keys(lt).sort()).toEqual(Object.keys(en).sort())
  })

  it("hold every key the form asks for, and nothing it does not (the page asks for title and intro itself)", () => {
    const asked = new Set([...keysUsed(), "title", "intro"])
    for (const key of asked) {
      expect(en[key as keyof typeof en], `en ${key}`).toBeTruthy()
      expect(lt[key as keyof typeof lt], `lt ${key}`).toBeTruthy()
    }
    expect(Object.keys(en).filter((key) => !asked.has(key))).toEqual([])
  })
})

describe("the components", () => {
  const dir = new URL("../ui/", import.meta.url).pathname
  const sources = readdirSync(dir)
    .filter((name) => name.endsWith(".tsx"))
    .map((name) => ({ name, text: readFileSync(join(dir, name), "utf8") }))

  it("carry no hard-coded user-facing string and no colour literal", () => {
    expect(sources.length).toBeGreaterThanOrEqual(3)
    for (const { name, text } of sources) {
      expect(lintUiStrings(text, name), name).toEqual([])
      expect(text, name).not.toMatch(/#[0-9a-fA-F]{3,8}\b|\brgb\(|\bhsl\(|\boklch\(/)
    }
  })
})