#!/usr/bin/env bash

# Run larnyx --update to update Docker image

args=()
tag='latest'
docker='docker'
port='5002'

while [[ -n "$1" ]]; do
    if [[ "$1" == '--update' ]]; then
        # Update Docker image
        update='1'
    elif [[ "$1" == '--port' ]]; then
        port="$2"
        args+=('--port' "${port}")
        shift 1
    else
        args+=("$1")
    fi

    shift 1
done

if [[ -n "${update}" ]]; then
    docker pull "rhasspy/larynx:${tag}"
fi

docker_run_args=()

if [[ -d /etc/ssl/certs ]]; then
    # This directory seems to usually have symlinks to other directories
    docker_run_args+=('-v' '/etc/ssl/certs:/etc/ssl/certs:ro')

    # Create temp file with all certificate directories found
    cert_dirs_file="$(mktemp)"
    function finish {
        rm -rf "${cert_dirs_file}"
    }
    trap finish EXIT

    while read -r cert_path; do
        # Follow symlinks and record directory paths
        cert_path="$(readlink -f "${cert_path}")"
        cert_dir="$(dirname "${cert_path}")"
        echo $cert_dir >> "${cert_dirs_file}"
    done < <(find /etc/ssl/certs -name '*.pem' -type l)

    # Map unique certificate directories
    while read -r cert_dir; do
        docker_run_args+=('-v' "${cert_dir}:${cert_dir}:ro")
    done < <(sort < "${cert_dirs_file}" | uniq)
fi

"${docker}" run \
            -it \
            -p "${port}:${port}" \
            -e "HOME=${HOME}" \
            -v "$HOME:${HOME}" \
            -w "${PWD}" \
            --user "$(id -u):$(id -g)" "${docker_run_args[@]}" \
            "rhasspy/larynx:${tag}" \
            "${args[@]}"