#!/bin/bash

set -e
set -o pipefail

version=6.0.5
image=seafileorg/server:$version
local_image=local_seafile/server:latest
dockerdir=$(cd "$(dirname $0)"; pwd -P)
sharedir=$dockerdir/shared
installdir=/opt/seafile/seafile-server-$version
bootstrap_conf=$dockerdir/bootstrap/bootstrap.conf

cd $dockerdir

dbg() {
    if [[ $debug == "true" ]]; then
        echo "dbg: $1"
    fi
}

err_and_quit () {
    printf "\n\n\033[33mError: %s\033[m\n\n" "$1"
    exit 1
}

init_shared() {
    mkdir -p $sharedir/{seafile,db}
    mkdir -p $sharedir/logs/{seafile,var-log}

    mkdir -p $sharedir/logs/var-log/nginx
    touch $sharedir/logs/var-log/syslog

    local bash_history=$sharedir/.bash_history
    if [[ ! -e $bash_history ]]; then
        touch $bash_history
    fi
}

set_ports() {
    ports=$(docker run --rm -it \
                   -v ${dockerdir}/scripts:/scripts \
                   -v ${dockerdir}/bootstrap:/bootstrap:ro \
                   $image \
                   /scripts/bootstrap.py --parse-ports)
}

set_bootstrap_volumes() {
    local mounts
    init_shared

    mounts=(
        $sharedir:/shared
        $sharedir/logs/var-log:/var/log
        $sharedir/db:/var/lib/mysql
        $dockerdir/bootstrap:/bootstrap
        $dockerdir/scripts:/scripts:ro
        $dockerdir/templates:/templates:ro
        $dockerdir/scripts/tmp/check_init_admin.py:$installdir/check_init_admin.py:ro
        $sharedir/.bash_history:/root/.bash_history
    )
    volumes=""
    local m
    for m in ${mounts[*]}; do
        volumes="$volumes -v $m"
    done
}

set_volumes() {
    local mounts
    init_shared

    mounts=(
        $sharedir:/shared
        $sharedir/logs/var-log:/var/log
        $sharedir/db:/var/lib/mysql
        $sharedir/.bash_history:/root/.bash_history
    )
    volumes=""
    local m
    for m in ${mounts[*]}; do
        volumes="$volumes -v $m"
    done
}

bootstrap() {
    if [[ ! -e $bootstrap_conf  ]]; then
        err_and_quit "The file $bootstrap_conf doesn't exist. Have you run seafile-server-setup?"
    fi

    # First initialize seafile server and letsencrypt
    set_bootstrap_volumes
    set_ports

    docker run --rm -it --name seafile-bootstrap -e SEAFILE_BOOTSRAP=1 $volumes $ports $image /sbin/my_init -- /scripts/bootstrap.py

    docker build -f bootstrap/generated/Dockerfile -t local_seafile/server:latest  .
}

oldstart() {
    set_volumes
    set_ports
    docker run --rm -it --name seafile $volumes $ports $image \
           /sbin/my_init -- bash -l
           # /sbin/my_init -- /scripts/start.py
}

start() {
    set_volumes
    set_ports
    docker run --rm -it --name seafile $volumes $ports $local_image
}

enter() {
    err_and_quit "Not implemented yet"
}

main() {
    local action
    while [[ $# -gt 0 ]]
    do
        case "$1" in
            bootstrap|oldstart|start|enter)    action=$1            ; shift 1 ;;
            --debug)                            debug=true          ; shift 1 ;;
            --dummy)                            dummy=$2            ; shift 2 ;;
            *)                                  err_and_quit "Argument error. Please see help." ;;
        esac
    done
    "$action"
}

main "$@"