import test from 'brittle'
import {
  BARE_HOLESAIL_STATE_USER,
  bareHolesailManagedEnsureServerSeedPersisted,
  bareHolesailManagedEnvForConnectionId,
  bareHolesailManagedLogLevel,
  bareHolesailManagedHsUrlKeySuffix,
  bareHolesailManagedNewHolesailOpts,
  bareHolesailManagedNormalizeEntry,
  bareHolesailManagedPersistedUrlMatchesLive,
  bareHolesailManagedPersistentSeedLooksValid,
  bareHolesailManagedReadState,
  bareHolesailManagedSeedLooksValid,
  bareHolesailManagedStatePath,
  bareHolesailManagedValidateId
} from './lib/bare-holesail-managed.js'
import { holesailCliParseAdd } from './lib/holesail-cli.js'

test('bareHolesailManagedStatePath defaults to ~/.holesail and honors override', (t) => {
  t.is(
    bareHolesailManagedStatePath({
      USER: 'guest',
      HOME: '/home/guest'
    }),
    BARE_HOLESAIL_STATE_USER
  )
  t.is(
    bareHolesailManagedStatePath({
      USER: 'alice',
      HOME: '/home/alice'
    }),
    BARE_HOLESAIL_STATE_USER
  )
  t.is(
    bareHolesailManagedStatePath({
      USER: 'alice',
      HOME: '/home/alice',
      BARE_OS_HOLESAIL_STATE: '/tmp/custom.json'
    }),
    '/tmp/custom.json'
  )
  t.is(bareHolesailManagedStatePath({}), BARE_HOLESAIL_STATE_USER)
})

test('bareHolesailManagedEnvForConnectionId is identity on env', (t) => {
  const env = { USER: 'u', HOME: '/home/u', BARE_OS_HOLESAIL_STATE: '/x.json' }
  const g = bareHolesailManagedEnvForConnectionId(env, 'bare-www-8088')
  t.is(g, env)
  const u = bareHolesailManagedEnvForConnectionId(env, 'my-tunnel')
  t.is(u, env)
})

test('bareHolesailManagedValidateId', (t) => {
  t.ok(bareHolesailManagedValidateId('a').ok)
  t.ok(bareHolesailManagedValidateId('t1._-x').ok)
  t.absent(bareHolesailManagedValidateId('').ok)
  t.absent(bareHolesailManagedValidateId('bad id').ok)
})

test('bareHolesailManagedNormalizeEntry server', (t) => {
  const r = bareHolesailManagedNormalizeEntry({ server: true, port: '8080' })
  t.ok(r.ok)
  t.is(r.entry.server, true)
  t.is(r.entry.client, false)
  t.is(r.entry.port, 8080)
})

test('bareHolesailManagedNormalizeEntry client needs key', (t) => {
  const r = bareHolesailManagedNormalizeEntry({ client: true })
  t.absent(r.ok)
})

test('bareHolesailManagedNormalizeEntry server seed hex or z32 suffix', (t) => {
  const bad = bareHolesailManagedNormalizeEntry({
    server: true,
    seed: 'tooshort'
  })
  t.absent(bad.ok)
  const hex = bareHolesailManagedNormalizeEntry({
    server: true,
    seed: 'ab'.repeat(32)
  })
  t.ok(hex.ok)
  t.is(/** @type {{ entry: { seed: string } }} */ (hex).entry.seed, 'ab'.repeat(32))
  const z = bareHolesailManagedNormalizeEntry({
    server: true,
    seed: 'xkzftmerxjhuxdztn1zxoxb98xop65rthdf9s96yxxu6zyt55odo'
  })
  t.ok(z.ok)
  t.is(
    /** @type {{ entry: { seed: string } }} */ (z).entry.seed,
    'xkzftmerxjhuxdztn1zxoxb98xop65rthdf9s96yxxu6zyt55odo'
  )
})

test('bareHolesailManagedSeedLooksValid', (t) => {
  t.ok(bareHolesailManagedSeedLooksValid('a'.repeat(64)))
  t.absent(bareHolesailManagedSeedLooksValid('z'.repeat(64)))
})

test('bareHolesailManagedPersistentSeedLooksValid accepts hex or z32 suffix', (t) => {
  t.ok(bareHolesailManagedPersistentSeedLooksValid('a'.repeat(64)))
  t.ok(
    bareHolesailManagedPersistentSeedLooksValid(
      'xkzftmerxjhuxdztn1zxoxb98xop65rthdf9s96yxxu6zyt55odo'
    )
  )
  t.absent(bareHolesailManagedPersistentSeedLooksValid('short'))
})

test('bareHolesailManagedHsUrlKeySuffix', (t) => {
  const u = 'hs://0000xkzftmerxjhuxdztn1zxoxb98xop65rthdf9s96yxxu6zyt55odo'
  t.is(bareHolesailManagedHsUrlKeySuffix(u), 'xkzftmerxjhuxdztn1zxoxb98xop65rthdf9s96yxxu6zyt55odo')
  t.is(bareHolesailManagedHsUrlKeySuffix('not-a-url'), '')
})

test('bareHolesailManagedNewHolesailOpts server prefers hex seed over hs key', (t) => {
  const seed = 'a'.repeat(64)
  const o = bareHolesailManagedNewHolesailOpts(
    {
      server: true,
      client: false,
      port: 8088,
      host: '127.0.0.1',
      seed,
      key: 'hs://0000ignored000000000000000000000000000000000000000000'
    },
    {}
  )
  t.is(o.key, seed)
  t.is(o.secure, false)
})

test('bareHolesailManagedNewHolesailOpts server prefers z32 seed over hs key', (t) => {
  const z32 = 'xkzftmerxjhuxdztn1zxoxb98xop65rthdf9s96yxxu6zyt55odo'
  const o = bareHolesailManagedNewHolesailOpts(
    {
      server: true,
      client: false,
      port: 8088,
      host: '127.0.0.1',
      seed: z32,
      key: 'hs://0000aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa'
    },
    {}
  )
  t.is(o.key, z32)
})

test('bareHolesailManagedNewHolesailOpts matches reference Node pattern', (t) => {
  const pubKey = 'hs://0000aaaabbbbccccddddeeeeffffgggg'
  const o = bareHolesailManagedNewHolesailOpts(
    {
      server: true,
      client: false,
      port: 8088,
      host: '127.0.0.1',
      key: pubKey,
      enabled: true
    },
    {}
  )
  t.is(o.server, true)
  t.is(o.client, false)
  t.is(o.port, 8088)
  t.is(o.host, '127.0.0.1')
  t.is(o.key, pubKey)
  t.is(o.secure, false)
  t.is(o.udp, false)
  t.absent(Object.prototype.hasOwnProperty.call(o, 'enabled'))

  const sec = bareHolesailManagedNewHolesailOpts(
    {
      server: true,
      client: false,
      port: 1,
      host: '127.0.0.1',
      key: 'hs://s000477b2d983364922df1296a65aeaa2d2a'
    },
    {}
  )
  t.ok(sec.secure)

  const udpOn = bareHolesailManagedNewHolesailOpts({ server: true, client: false, udp: true }, {})
  t.ok(udpOn.udp)
})

test('bareHolesailManagedLogLevel env and conn', (t) => {
  const conn = { log: 2 }
  t.is(bareHolesailManagedLogLevel(conn, {}), 2)
  t.is(bareHolesailManagedLogLevel({}, { BARE_OS_HOLESAIL_MANAGED_LOG: '0' }), 0)
  t.is(bareHolesailManagedLogLevel({}, { BARE_OS_HOLESAIL_DEBUG: '1' }), 0)
})

test('bareHolesailManagedPersistedUrlMatchesLive', (t) => {
  const u = 'hs://0000aaaabbbbccccddddeeeeffffgggg'
  t.ok(bareHolesailManagedPersistedUrlMatchesLive(u, u))
  t.ok(bareHolesailManagedPersistedUrlMatchesLive(`  ${u}  `, u.toUpperCase()))
  t.absent(bareHolesailManagedPersistedUrlMatchesLive(u, 'hs://0000other'))
  t.absent(bareHolesailManagedPersistedUrlMatchesLive(u, ''))
  t.absent(bareHolesailManagedPersistedUrlMatchesLive('', u))
})

test('holesail list prefers live runtime URL over stale persisted key', (t) => {
  const persistedUrl = 'hs://0000stale000000000000000000000000000000000000000000'
  const runtimeUrl = 'hs://0000live00000000000000000000000000000000000000000000'
  const live = true
  const out = (live ? runtimeUrl.trim() : '') || persistedUrl
  t.is(out, runtimeUrl)
})

test('holesailCliParseAdd', (t) => {
  const r = holesailCliParseAdd(['t', '--server', '--port', '9000'])
  t.ok(r.ok)
  t.is(r.id, 't')
  t.is(r.entry.server, true)
  t.is(r.entry.port, 9000)
})

test('holesailCliParseAdd implicit hs key', (t) => {
  const r = holesailCliParseAdd([
    't',
    '--client',
    'hs://s000477b2d983364922df1296a65aeaa2d2a',
    '--port',
    '8888'
  ])
  t.ok(r.ok)
  t.is(r.entry.client, true)
  t.is(r.entry.key, 'hs://s000477b2d983364922df1296a65aeaa2d2a')
  t.is(r.entry.port, 8888)
})

test('bareHolesailManagedEnsureServerSeedPersisted migrates hs url suffix to seed', async (t) => {
  const id = 'srv-hs-only'
  const hsKey =
    'hs://0000xkzftmerxjhuxdztn1zxoxb98xop65rthdf9s96yxxu6zyt55odo'
  const initial = {
    version: 1,
    connections: {
      [id]: {
        server: true,
        port: 8088,
        host: '127.0.0.1',
        enabled: true,
        key: hsKey
      }
    }
  }
  /** @type {Map<string, string>} */
  const files = new Map([
    [BARE_HOLESAIL_STATE_USER, JSON.stringify(initial, null, 2) + '\n']
  ])
  const ctx = {
    b4a: {
      from: (s) => Buffer.from(String(s), 'utf8'),
      toString: (buf, enc) => Buffer.from(buf).toString(enc || 'utf8')
    },
    vfs: {
      readFile: async (p) => {
        const x = files.get(p)
        if (x === undefined) throw new Error('enoent')
        return Buffer.from(x, 'utf8')
      },
      writeFile: async (p, buf) => {
        files.set(p, Buffer.from(buf).toString('utf8'))
      },
      mkdir: async () => {}
    }
  }
  const env = { HOME: '/home/guest' }
  await bareHolesailManagedEnsureServerSeedPersisted(
    ctx,
    /** @type {Record<string, string | undefined>} */ (env),
    id
  )
  const { state } = await bareHolesailManagedReadState(
    ctx,
    /** @type {Record<string, string | undefined>} */ (env)
  )
  const row = /** @type {{ seed?: string, key?: string }} */ (state.connections[id])
  t.ok(row.seed && bareHolesailManagedPersistentSeedLooksValid(row.seed))
  t.is(
    row.seed,
    'xkzftmerxjhuxdztn1zxoxb98xop65rthdf9s96yxxu6zyt55odo'
  )
  t.is(row.key, hsKey)
})

test('bareHolesailManagedEnsureServerSeedPersisted keeps z32 seed (no new hex mint)', async (t) => {
  const id = 'z32-only'
  const z = 'xkzftmerxjhuxdztn1zxoxb98xop65rthdf9s96yxxu6zyt55odo'
  const initial = {
    version: 1,
    connections: {
      [id]: {
        server: true,
        port: 9000,
        host: '127.0.0.1',
        enabled: true,
        seed: z
      }
    }
  }
  /** @type {Map<string, string>} */
  const files = new Map([
    [BARE_HOLESAIL_STATE_USER, JSON.stringify(initial, null, 2) + '\n']
  ])
  const ctx = {
    b4a: {
      from: (s) => Buffer.from(String(s), 'utf8'),
      toString: (buf, enc) => Buffer.from(buf).toString(enc || 'utf8')
    },
    vfs: {
      readFile: async (p) => {
        const x = files.get(p)
        if (x === undefined) throw new Error('enoent')
        return Buffer.from(x, 'utf8')
      },
      writeFile: async (p, buf) => {
        files.set(p, Buffer.from(buf).toString('utf8'))
      },
      mkdir: async () => {}
    }
  }
  const env = { HOME: '/home/guest' }
  await bareHolesailManagedEnsureServerSeedPersisted(
    ctx,
    /** @type {Record<string, string | undefined>} */ (env),
    id
  )
  const text = files.get(BARE_HOLESAIL_STATE_USER)
  const parsed = JSON.parse(String(text || '{}'))
  const row = /** @type {{ seed?: string }} */ (parsed.connections[id])
  t.is(row.seed, z)
})