#!/usr/bin/env bash

# Tmux key-binding script.
# Scripts intended to be used via the command line are in `bin/` directory.

# This script:
# - shows a list of installed plugins
# - starts a prompt to enter the name of the plugin that will be updated

CURRENT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
SCRIPTS_DIR="$CURRENT_DIR/../scripts"
HELPERS_DIR="$SCRIPTS_DIR/helpers"

export TMUX_CMD_PATH=$(realpath "/proc/$(tmux display -p '#{pid}')/exe" 2> /dev/null || echo "tmux" | sed -z '$ s/\n$//')

source "$HELPERS_DIR/plugin_functions.sh"
source "$HELPERS_DIR/tmux_echo_functions.sh"
source "$HELPERS_DIR/tmux_utils.sh"

display_plugin_update_list() {
	local plugins="$(tpm_plugins_list_helper)"
	tmux_echo "Installed plugins:"
	tmux_echo ""

	for plugin in $plugins; do
		# displaying only installed plugins
		if plugin_already_installed "$plugin"; then
			local plugin_name="$(plugin_name_helper "$plugin")"
			tmux_echo "  $plugin_name"
		fi
	done

	tmux_echo ""
	tmux_echo "Type plugin name to update it."
	tmux_echo ""
	tmux_echo "- \"all\" - updates all plugins"
	tmux_echo "- ENTER - cancels"
}

update_plugin_prompt() {
	$TMUX_CMD_PATH command-prompt -p 'plugin update:' " \
		send-keys C-c; \
		run-shell '$SCRIPTS_DIR/update_plugin_prompt_handler.sh %1'"
}

main() {
	reload_tmux_environment
	display_plugin_update_list
	update_plugin_prompt
}
main