#!/bin/bash

readonly YNH_DEFAULT_COMPOSER_VERSION=1.10.17
# Declare the actual composer version to use.
# A packager willing to use another version of composer can override the variable into its _common.sh.
YNH_COMPOSER_VERSION=${YNH_COMPOSER_VERSION:-$YNH_DEFAULT_COMPOSER_VERSION}

# Execute a command with Composer
#
# usage: ynh_composer_exec [--phpversion=phpversion] [--workdir=$install_dir] --commands="commands"
# | arg: -v, --phpversion - PHP version to use with composer
# | arg: -w, --workdir - The directory from where the command will be executed. Default $install_dir or $final_path
# | arg: -c, --commands - Commands to execute.
#
# Requires YunoHost version 4.2 or higher.
ynh_composer_exec() {
    local _globalphpversion=${phpversion-:}
    # Declare an array to define the options of this helper.
    local legacy_args=vwc
    declare -Ar args_array=([v]=phpversion= [w]=workdir= [c]=commands=)
    local phpversion
    local workdir
    local commands
    # Manage arguments with getopts
    ynh_handle_getopts_args "$@"
    workdir="${workdir:-${install_dir:-$final_path}}"

    if dpkg --compare-versions ${YNH_APP_PACKAGING_FORMAT:-0} lt 2; then
        phpversion="${phpversion:-$YNH_PHP_VERSION}"
    else
        phpversion="${phpversion:-$_globalphpversion}"
    fi

    COMPOSER_HOME="$workdir/.composer" COMPOSER_MEMORY_LIMIT=-1 \
        php${phpversion} "$workdir/composer.phar" $commands \
        -d "$workdir" --no-interaction --no-ansi 2>&1
}

# Install and initialize Composer in the given directory
#
# usage: ynh_install_composer [--phpversion=phpversion] [--workdir=$install_dir] [--install_args="--optimize-autoloader"] [--composerversion=composerversion]
# | arg: -v, --phpversion - PHP version to use with composer
# | arg: -w, --workdir - The directory from where the command will be executed. Default $install_dir.
# | arg: -a, --install_args - Additional arguments provided to the composer install. Argument --no-dev already include
# | arg: -c, --composerversion - Composer version to install
#
# Requires YunoHost version 4.2 or higher.
ynh_install_composer() {
    local _globalphpversion=${phpversion-:}
    # Declare an array to define the options of this helper.
    local legacy_args=vwac
    declare -Ar args_array=([v]=phpversion= [w]=workdir= [a]=install_args= [c]=composerversion=)
    local phpversion
    local workdir
    local install_args
    local composerversion
    # Manage arguments with getopts
    ynh_handle_getopts_args "$@"
    if dpkg --compare-versions ${YNH_APP_PACKAGING_FORMAT:-0} lt 2; then
        workdir="${workdir:-$final_path}"
    else
        workdir="${workdir:-$install_dir}"
    fi

    if dpkg --compare-versions ${YNH_APP_PACKAGING_FORMAT:-0} lt 2; then
        phpversion="${phpversion:-$YNH_PHP_VERSION}"
    else
        phpversion="${phpversion:-$_globalphpversion}"
    fi

    install_args="${install_args:-}"
    composerversion="${composerversion:-$YNH_COMPOSER_VERSION}"

    curl -sS https://getcomposer.org/installer \
        | COMPOSER_HOME="$workdir/.composer" \
            php${phpversion} -- --quiet --install-dir="$workdir" --version=$composerversion \
        || ynh_die --message="Unable to install Composer."

    # install dependencies
    ynh_composer_exec --phpversion="${phpversion}" --workdir="$workdir" --commands="install --no-dev $install_args" \
        || ynh_die --message="Unable to install core dependencies with Composer."
}