// ========= Copyright 2026 @ Strukto.AI All Rights Reserved. =========
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// ========= Copyright 2026 @ Strukto.AI All Rights Reserved. =========

import { commentUpdate } from '../../../../../core/linear/client.ts'
import { normalizeComment, toJsonBytes } from '../../../../../core/linear/normalize.ts'
import { FlagView } from '../../../../spec/types.ts'
import { IOResult } from '../../../../../io/types.ts'
import type { CommandFnResult } from '../../../../config.ts'
import type { CLIInvocation } from '../../../types.ts'
import { linearTransport, textOrStdin } from '../util.ts'

export async function update(inv: CLIInvocation): Promise<CommandFnResult> {
  const fl = new FlagView(inv.flags)
  const transport = linearTransport(inv.config)
  const body = await textOrStdin(fl.asStr('body'), inv.stdin, 'comment body is required')
  const comment = await commentUpdate(transport, fl.asStr('comment') ?? '', body)
  const issue = comment.issue
  const issueObj =
    issue !== null && typeof issue === 'object' ? (issue as Record<string, unknown>) : null
  if (issueObj !== null && typeof issueObj.id === 'string') {
    const issueKey = typeof issueObj.identifier === 'string' ? issueObj.identifier : null
    return [toJsonBytes(normalizeComment(comment, issueObj.id, issueKey)), new IOResult()]
  }
  return [toJsonBytes(comment), new IOResult()]
}
