dotfiles/dot_config/zsh/keybinds.zsh

# ~/.config/zsh/keybinds.zsh — zle ports of fish_user_key_bindings.fish.
# Keys owned by kitty.conf never reach the shell and are NOT bound here:
#   ctrl-h/j/k/l → vim-aware split nav (pass_keys.py).

bindkey -e            # pin emacs keymap ($EDITOR containing "vi" would pick viins)
unsetopt flow_control # free ^Q/^S in zle so the ctrl-q exit bind fires

# iris (~/.config/iris) learns a command is running from the preexec/precmd
# hooks, which never fire for programs a widget starts. Without this, iris
# keeps treating the screen as an idle prompt while tv, yazi or lazygit run:
# it swallows up/down/tab and can draw its menu over them. Same messages as
# iris's own hooks; a no-op outside iris. fish: functions/_iris_busy.fish.
_iris_busy() {
    [[ -n $IRIS_FD ]] || return 0
    case $1 in
        start) print -u $IRIS_FD -N -r -- IRIS_CMD_START 2>/dev/null ;;
        stop) print -u $IRIS_FD -N -r -- IRIS_CMD_STOP:0 2>/dev/null ;;
    esac
    return 0
}

# Generic runner: widget `run-<cmd>` executes <cmd> (function or binary) with
# the tty as stdin, then repaints — fish's `commandline -f repaint`.
# cwd changes from gho/yy persist: widgets run in the shell process.
# gho, pj and `tv git-files` (below) open television cables (~/.config/
# television/cable) — the same keys do the same in fish and bash.
_zle-run() {
    local cmd=${WIDGET#run-}
    zle -I
    _iris_busy start
    $cmd </dev/tty
    _iris_busy stop
    zle reset-prompt
}
for _cmd in purple clip-last omp-session yy lazygit; do
    zle -N "run-$_cmd" _zle-run
done
unset _cmd

# tv pickers run --inline below the prompt. zle -I + reset-prompt redraws the
# prompt where zle last drew it, wiping anything printed below; zle -I alone
# redraws a fresh prompt under the output. So: a cancelled picker (cursor
# left on the line below the prompt) steps back up and resets in place, and
# output that must stay (onefetch after gho's cd, a pj task) gets zle -I only.

# ctrl-e: tv git-files (bat preview, enter opens nvim, which restores the
# cursor to tv's line).
_zle-tv-git-files() {
    zle -I
    _iris_busy start
    tv git-files --inline </dev/tty
    _iris_busy stop
    printf '\033[A' >/dev/tty
    zle reset-prompt
}
zle -N tv-git-files _zle-tv-git-files

# ctrl-o: gho (ghq-repos cable); cd + clear + onefetch when something was
# picked.
_zle-gho() {
    local before=$PWD
    zle -I
    _iris_busy start
    gho </dev/tty
    _iris_busy stop
    if [[ $PWD == "$before" ]]; then
        printf '\033[A' >/dev/tty
        zle reset-prompt
    fi
}
zle -N gho-inline _zle-gho

# ctrl-p: pj. pj reports through $PJ_STATE: `open` = cancelled, `ran` = a task
# printed output, empty = no task sources.
_zle-pj() {
    local state
    state=$(mktemp) || return
    zle -I
    _iris_busy start
    PJ_STATE=$state pj </dev/tty
    _iris_busy stop
    case $(<$state) in
        open) printf '\033[A' >/dev/tty; zle reset-prompt ;;
        ran) ;;
        *) zle reset-prompt ;;
    esac
    rm -f $state
}
zle -N pj-inline _zle-pj

# ctrl-z at the prompt (fish's _jobs_bind): fg the only job, or pick one from
# the `jobs` tv cable, which reads the job table from $TV_JOBS (records:
# "%<id>  <state>  <command>", id, process group). While a job holds the
# terminal ctrl-z is still the tty's suspend, so the key toggles.
# fg runs as a real command line (push-input keeps typed text for the next
# prompt); __jobs_bind_fg erases that echoed line and fg's "[1] continued"
# notice. The leading space keeps it out of history (HIST_IGNORE_SPACE).
__jobs_bind_fg() {
    printf '\033[A\033[2K\r' >/dev/tty
    fg %$1 2>/dev/null
}
_zle-jobs() {
    local -a ids recs
    local id pick file
    ids=(${(On)${(k)jobstates}})
    (( $#ids )) || return 0
    for id in $ids; do
        recs+=("$(printf '%%%s  %-9s %s\t%s\t%s' $id ${jobstates[$id]%%:*} \
            "${jobtexts[$id]}" $id ${${jobstates[$id]#*:*:}%%=*})")
    done
    if (( $#ids == 1 )); then
        pick=$ids[1]
    else
        file=$(mktemp) || return
        print -rl -- $recs >$file
        zle -I
        _iris_busy start
        pick=$(TV_JOBS=$file tv jobs --inline </dev/tty)
        _iris_busy stop
        printf '\033[A' >/dev/tty
        rm -f $file
        if [[ -z $pick ]]; then
            zle reset-prompt
            return
        fi
    fi
    zle push-input
    BUFFER=" __jobs_bind_fg $pick"
    zle accept-line
}
zle -N jobs-fg _zle-jobs

bindkey '^E' tv-git-files
bindkey '^B' run-purple
bindkey '^Y' run-clip-last
bindkey '^O' gho-inline
bindkey '^P' pj-inline
# ctrl-a: omp-session resumes or starts omp for the repo; after a cancelled
# omp-sessions picker it moves the cursor back up itself.
bindkey '^A' run-omp-session
# ctrl-f: yazi; yy cd's to yazi's exit dir on quit.
bindkey '^F' run-yy
bindkey '^G' run-lazygit
bindkey '^Z' jobs-fg

# ctrl-q mirrors ctrl-d's preset (`exit`) — quit the shell.
_zle-exit() { exit }
zle -N _zle-exit
bindkey '^Q' _zle-exit

# ctrl-c at the prompt: wipe any typed text AND clear screen + kitty
# scrollback (2J/3J drops it, like the fish `clear` wrapper). ^C is the tty
# INTR char, so this lives in TRAPINT — bindkey '^C' would never fire.
# Mid-command SIGINT behaves normally (128+SIGINT). BUFFER is read-only in
# trap context, so builtin widgets are invoked via `zle .name` instead.
TRAPINT() {
    if zle; then
        zle .kill-buffer
        printf '\033[2J\033[3J\033[1;1H'
        zle .reset-prompt
        return 0
    fi
    return $(( 128 + $1 ))
}