bcs.bash_completion

# SPDX-License-Identifier: GPL-3.0-or-later
# bcs(1) bash completion — unified completer for `bcs` and the bcs* shim aliases
# shellcheck shell=bash

_bcs() {
  local -- cur prev words cword
  _init_completion || return

  local -r subcommands='display template check codes generate help'
  local -r models='
    fast balanced thorough
    claude-code claude-code:fast claude-code:balanced claude-code:thorough
    claude-haiku-4-5 claude-sonnet-4-6 claude-opus-4-6
    gemini-2.5-flash-lite gemini-2.5-flash gemini-2.5-pro
    gpt-4.1-mini gpt-5.4-mini gpt-5.4
    minimax-m2:cloud minimax-m2.7:cloud qwen3-coder:480b-cloud
    deepseek-v3.1:671b-cloud gpt-oss:120b-cloud glm-5.1:cloud
  '
  local -r efforts='low medium high max'
  local -r tiers='core recommended style'
  local -r tiers_full='core recommended style disabled'
  local -r template_types='minimal basic complete library'

  # Resolve subcommand from invocation: shim name maps directly,
  # `bcs` walks $words to find the first non-option token.
  local -- subcmd=''
  case ${1##*/} in
    bcscheck)    subcmd=check ;;
    bcsdisplay)  subcmd=display ;;
    bcstemplate) subcmd=template ;;
    bcscodes)    subcmd=codes ;;
    bcsgenerate) subcmd=generate ;;
    bcs)
      local -- i
      for ((i = 1; i < cword; i+=1)); do
        case ${words[i]} in
          -*) continue ;;
          *)  subcmd=${words[i]}; break ;;
        esac
      done
      if [[ -z "$subcmd" ]]; then
        case $cur in
          -*)  mapfile -t COMPREPLY < <(compgen -W '-V --version -v --verbose -q --quiet -h --help' -- "$cur") ;;
          *)   mapfile -t COMPREPLY < <(compgen -W "$subcommands" -- "$cur") ;;
        esac
        return
      fi
      ;;
    *) return ;;
  esac

  case $subcmd in
    display)
      mapfile -t COMPREPLY < <(compgen -W '-c --cat -f --file -S --symlink -v --verbose -q --quiet -h --help' -- "$cur")
      ;;

    template)
      case $prev in
        -t|--type)    mapfile -t COMPREPLY < <(compgen -W "$template_types" -- "$cur"); return ;;
        -o|--output)  _filedir; return ;;
        -n|--name|-d|--desc|-V|--version) return ;;
      esac
      mapfile -t COMPREPLY < <(compgen -W '-t --type -n --name -d --desc -V --version -o --output -x --executable -f --force -v --verbose -q --quiet -h --help' -- "$cur")
      ;;

    check)
      case $prev in
        -e|--effort)             mapfile -t COMPREPLY < <(compgen -W "$efforts" -- "$cur"); return ;;
        -T|--tier|-M|--min-tier) mapfile -t COMPREPLY < <(compgen -W "$tiers" -- "$cur"); return ;;
        -m|--model)              mapfile -t COMPREPLY < <(compgen -W "$models" -- "$cur"); return ;;
      esac
      case $cur in
        -*) mapfile -t COMPREPLY < <(compgen -W '-m --model -e --effort -s --strict -S --no-strict -T --tier -M --min-tier -j --json -D --debug -v --verbose -q --quiet -h --help' -- "$cur") ;;
        *)  _filedir ;;
      esac
      ;;

    codes)
      case $prev in
        -T|--tier)    mapfile -t COMPREPLY < <(compgen -W "$tiers_full" -- "$cur"); return ;;
        -E|--explain)
          # Static placeholder list; codes are dynamic, so users may type any BCS####.
          mapfile -t COMPREPLY < <(compgen -W '
            BCS0101 BCS0106 BCS0107 BCS0109 BCS0110 BCS0202 BCS0206
            BCS0301 BCS0302 BCS0303 BCS0406 BCS0407 BCS0410 BCS0411
            BCS0501 BCS0503 BCS0504 BCS0606 BCS0604 BCS0801 BCS0803
            BCS0901 BCS0906 BCS1001 BCS1002 BCS1004 BCS1006 BCS1007
            BCS1101 BCS1103 BCS1104 BCS1202 BCS1204 BCS1206
          ' -- "$cur")
          return
          ;;
      esac
      mapfile -t COMPREPLY < <(compgen -W '-T --tier -E --explain -p --plain -x --exclude-disabled -h --help' -- "$cur")
      ;;

    generate)
      case $prev in
        -o|--output)  _filedir; return ;;
      esac
      mapfile -t COMPREPLY < <(compgen -W '-o --output -v --verbose -q --quiet -h --help' -- "$cur")
      ;;

    help)
      mapfile -t COMPREPLY < <(compgen -W "$subcommands" -- "$cur")
      ;;
  esac
}

complete -F _bcs bcs
complete -F _bcs bcscheck
complete -F _bcs bcsdisplay
complete -F _bcs bcstemplate
complete -F _bcs bcscodes
complete -F _bcs bcsgenerate
#fin