#!/bin/bash
set -e

DOCKER_EXT_LIST=()
PECL_EXT_LIST=()

function implode {
    local IFS="$1";
    shift;
    echo "$*";
}

function select_composer {
    echo "[ext-install.sh] Selecting composer"

    apt-get install -yq unzip
    curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin --filename=composer
}

function select_ext_zip {
    echo "[ext-install.sh] Selecting ext-zip"
    DOCKER_EXT_LIST+=('zip')

    apt-get install -yq libzip-dev
    docker-php-ext-configure zip
}

function select_ext_gd {
    echo "[ext-install.sh] Selecting ext-gd"
    DOCKER_EXT_LIST+=('gd')

    apt-get install -yq libwebp-dev libjpeg-dev libpng-dev libxpm-dev libfreetype6-dev
    docker-php-ext-configure gd --with-gd --with-webp-dir --with-jpeg-dir --with-png-dir --with-zlib-dir --with-xpm-dir --with-freetype-dir
}

function select_ext_ldap {
    echo "[ext-install.sh] Selecting ext-ldap"
    DOCKER_EXT_LIST+=('ldap')

    apt-get install -yq libldap2-dev
    docker-php-ext-configure ldap
}

function select_ext_soap {
    echo "[ext-install.sh] Selecting ext-soap"
    DOCKER_EXT_LIST+=('soap')

    apt-get install -yq libxml2-dev
    docker-php-ext-configure soap
}

function select_ext_bcmath {
    echo "[ext-install.sh] Selecting ext-bcmath"
    DOCKER_EXT_LIST+=('bcmath')

    docker-php-ext-configure bcmath
}

function select_ext_pdo_pgsql {
    echo "[ext-install.sh] Selecting ext-pdo_pgsql"
    DOCKER_EXT_LIST+=('pdo_pgsql')

    apt-get install -yq libpq-dev
    docker-php-ext-configure pdo_pgsql
}

function select_ext_memcached {
    echo "[ext-install.sh] Selecting ext-memcached"

    apt-get install -yq libmemcached-dev zlib1g-dev
    PECL_EXT_LIST+=('memcached')
}

function select_ext_redis {
    echo "[ext-install.sh] Selecting ext-redis"
    PECL_EXT_LIST+=('redis')
}

function select_ext_swoole {
    echo "[ext-install.sh] Selecting ext-swoole"
    PECL_EXT_LIST+=('swoole')
}

function select_ext_amqp {
    echo "[ext-install.sh] Selecting ext-amqp"
    PECL_EXT_LIST+=('amqp')

    apt-get install -yq librabbitmq-dev
}

function select_ext_opcache {
    echo "[ext-install.sh] Selecting ext-opcache"
    DOCKER_EXT_LIST+=('opcache')
}

function install_docker_extensions() {
    local EXT_LIST
    EXT_LIST=$(implode " " "${DOCKER_EXT_LIST[@]}")

    echo "[ext-install.sh] Installing Docker extensions: $EXT_LIST"
    docker-php-ext-install -j$(nproc) $EXT_LIST
}

function install_pecl_extensions() {
    local EXT_LIST
    EXT_LIST=$(implode " " "${PECL_EXT_LIST[@]}")

    echo "[ext-install.sh] Installing PECL extensions: $EXT_LIST"
    pecl install $EXT_LIST
    docker-php-ext-enable $EXT_LIST
}

apt-get update -yq

while [ -n "$1" ]
do
    case "$1" in
        --composer) select_composer ;;
        --ext-zip) select_ext_zip ;;
        --ext-gd) select_ext_gd ;;
        --ext-ldap) select_ext_ldap ;;
        --ext-soap) select_ext_soap ;;
        --ext-bcmath) select_ext_bcmath ;;
        --ext-pdo_pgsql) select_ext_pdo_pgsql ;;
        --ext-memcached) select_ext_memcached ;;
        --ext-redis) select_ext_redis ;;
        --ext-swoole) select_ext_swoole ;;
        --ext-amqp) select_ext_amqp ;;
        --ext-opcache) select_ext_opcache ;;
        *) echo "$1 is not a valid option"; exit 1 ;;
    esac
    shift
done

if [ ${#DOCKER_EXT_LIST[@]} -gt 0 ]; then
    install_docker_extensions "${DOCKER_EXT_LIST[@]}"
fi

if [ ${#PECL_EXT_LIST[@]} -gt 0 ]; then
    install_pecl_extensions "${PECL_EXT_LIST[@]}"
fi