#!/usr/bin/env bash

CURRENT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"

source "$CURRENT_DIR/helpers.sh"

# Extends a keyboard key.
# Benefits: tmux won't report errors and everything will work fine even if the
# script is deleted.
extend_key() {
	local key="$1"
	local script="$2"

	# 1. 'key' is sent to tmux. This ensures the default key action is done.
	# 2. Script is executed.
	# 3. `true` command ensures an exit status 0 is returned. This ensures a
	#	 user never gets an error msg - even if the script file from step 2 is
	#	 deleted.
	tmux bind-key -n "$key" run-shell "tmux send-keys '$key'; $script; true"
}

copycat_cancel_bindings() {
	# keys that quit copy mode are enhanced to quit copycat mode as well.
	local cancel_mode_bindings=$(copycat_quit_copy_mode_keys)
	local key
	for key in $cancel_mode_bindings; do
		extend_key "$key" "$CURRENT_DIR/copycat_mode_quit.sh"
	done
}

copycat_mode_bindings() {
	extend_key "$(copycat_next_key)" "$CURRENT_DIR/copycat_jump.sh 'next'"
	extend_key "$(copycat_prev_key)" "$CURRENT_DIR/copycat_jump.sh 'prev'"
}

main() {
	copycat_mode_bindings
	copycat_cancel_bindings
}
main