#!/usr/bin/env bash

help-table() {
    local cmd_width=24
    local opt_width=18
    local desc_width=50
    local column="| %-${cmd_width}s | %-${opt_width}s | %-${desc_width}s |\n"
    
    printf "$column" "Command" "Option" "Description"
    echo "|$(printf '%*s' $((cmd_width + 2)) '' | tr ' ' '-')|$(printf '%*s' $((opt_width + 2)) '' | tr ' ' '-')|$(printf '%*s' $((desc_width + 2)) '' | tr ' ' '-')|"
    # Task
    printf "$column" 'init-dotenv-dir' '' 'Setup task dotenv dir.'
    printf "$column" 'template-dotenv' '' 'Generate .env from .env.template.'
    printf "$column" 'open-with-os' '' 'Open file or url with default application.'
    printf "$column" 'open-url-with-delay' '[url][delay]' 'Open url after n seconds.'
    # Files
    printf "$column" 'ensure-directory' '[path]' 'Ensure directory path exists.'
    printf "$column" 'create-symlink' '[source][target]' 'Remove existing file/directory and create symlink.'
    printf "$column" 'create-symlink-files' '[source][target]' 'Create symlink for files in source pattern.'
    # Python
    printf "$column" 'activate-venv' '' 'Activate or initialize Python virtual env.'
    printf "$column" 'remove-venv' '' 'Remove the Python virtual env.'
    # Environment
    printf "$column" 'create-env' '[env][type]' 'Create env file of type nextcloud, odoo, upgrade.'
    printf "$column" 'list-env' '' 'List env files.'
    printf "$column" 'show-env' '[env]' 'Output content of the env file.'
    printf "$column" 'copy-env' '[env][env]' 'Copy env file.'
    printf "$column" 'edit-env' '[env]' 'Open env file in default editor.'
    printf "$column" 'load-env' '[env]' 'Load and export env file.'
    printf "$column" 'rename-env' '[env][env]' 'Rename env file.'
    printf "$column" 'remove-env' '[env]' 'Remove environment config.'
    printf "$column" 'backup-env-files' '[path]' 'Archive and copy env files to target location.'
    printf "$column" 'restore-env-files' '[path]' 'Extract and copy env files from backup file.'
    # LLM
    printf "$column" 'commit-with-llm' '' 'Commit with llm generated commit message.'
    printf "$column" 'update-with-llm' '[glob][prompt]' 'Feed files matching glob to LLM and apply changes.'
    # Logging
    printf "$column" 'log-warning' '' 'Colored output for warnings.'
    # Git
    printf "$column" 'commit-git-folder' '[message][path]' 'Commit all changes in git folders in path.'
    printf "$column" 'clean-git-folder' '' 'Clean git folder.'
    printf "$column" 'ls-git-folder' '[path]' 'Space separated list of git folders in path.'
    printf "$column" 'push-git-folder' '' 'Push all git folders in path.'
    printf "$column" 'reset-git-folder' '' 'Abort, rebase and reset git folder.'
    printf "$column" 'stage-git-folder' '[path]' 'Stage all files in git folders in path.'
    printf "$column" 'status-git-folder' '[path]' 'Show status of git folders in path.'
    printf "$column" 'update-submodule' '' 'Update git submodules.'
    # Pass
    printf "$column" 'save-dotenv-to-pass' '' 'Store content of .env in pass entry.'
    printf "$column" 'load-dotenv-from-pass' '' 'Restore content to .env from pass entry.'
    # KeePass
    printf "$column" 'save-pass-to-keepass' '[pass][entry]' 'Store password to KeePass entry.'
    printf "$column" 'get-pass-from-keepass' '[entry]' 'Get password from KeePass entry.'
    printf "$column" 'save-dotenv-to-keepass' '' 'Store content of .env in KeePass entry.'
    printf "$column" 'load-dotenv-from-keepass' '' 'Restore content to .env from KeePass entry.'
    # Docker
    printf "$column" 'login-docker' '[user][token]' 'Run Docker login and create docker config.'
    printf "$column" 'build-image' '[output]' 'Build Docker image with buildx.'
}

help() {
    echo
    if [[ -n "$1" ]]; then
        help-table | grep -i "$1" | column -t -s'|'
    else
        echo "task <command> [options]"
        echo
        echo "commands:"
        echo
        help-table
    fi
    echo
}

if [[ -d "$HOME/taskfile.build/bin" ]]; then
    for file in "$HOME/taskfile.build/bin/"*; do
        if [[ -f "$file" ]]; then
            source "$file"
        fi
    done
fi

if [[ "$1" == *","* ]]; then
    # Split comma-separated commands
    IFS=',' read -ra COMMANDS <<< "$1"
    for cmd in "${COMMANDS[@]}"; do
        # Trim whitespace
        cmd=$(echo "$cmd" | xargs)
        if declare -f "$cmd" > /dev/null; then
            "$cmd"
        else
            echo "Unknown command: $cmd"
            help
            exit 1
        fi
    done
elif declare -f "$1" > /dev/null; then
    "$1" "${@:2}"
else
    case "$1" in
        *)
            echo "Unknown command: $1"
            exit 1
            ;;
    esac
fi