#!/bin/bash

for FOLDER in /data/gitea/log /data/git /data/ssh; do
    mkdir -p ${FOLDER}
done

if [ ! -d /data/git/.ssh ]; then
    mkdir -p /data/git/.ssh
fi

if [ ! -f /data/git/.ssh/environment ]; then
    echo "GITEA_CUSTOM=$GITEA_CUSTOM" >| /data/git/.ssh/environment

elif ! grep -q "^GITEA_CUSTOM=$GITEA_CUSTOM$" /data/git/.ssh/environment; then
    sed -i /^GITEA_CUSTOM=/d /data/git/.ssh/environment
    echo "GITEA_CUSTOM=$GITEA_CUSTOM" >> /data/git/.ssh/environment
fi

if [ ! -f ${GITEA_CUSTOM}/conf/app.ini ]; then
    mkdir -p ${GITEA_CUSTOM}/conf

    # Set INSTALL_LOCK to true only if SECRET_KEY is not empty and
    # INSTALL_LOCK is empty
    if [ -n "$SECRET_KEY" ] && [ -z "$INSTALL_LOCK" ]; then
        INSTALL_LOCK=true
    fi

    # Substitude the environment variables in the template
    env -i \
    APP_NAME="${APP_NAME:-"Gitea: Git with a cup of tea"}" \
    RUN_MODE="${RUN_MODE:-"dev"}" \
    DOMAIN="${DOMAIN:-"localhost"}" \
    SSH_DOMAIN="${SSH_DOMAIN:-"localhost"}" \
    HTTP_PORT="${HTTP_PORT:-"3000"}" \
    ROOT_URL="${ROOT_URL:-""}" \
    DISABLE_SSH="${DISABLE_SSH:-"false"}" \
    SSH_PORT="${SSH_PORT:-"22"}" \
    SSH_LISTEN_PORT="${SSH_LISTEN_PORT:-"${SSH_PORT}"}" \
    LFS_START_SERVER="${LFS_START_SERVER:-"false"}" \
    DB_TYPE="${DB_TYPE:-"sqlite3"}" \
    DB_HOST="${DB_HOST:-"localhost:3306"}" \
    DB_NAME="${DB_NAME:-"gitea"}" \
    DB_USER="${DB_USER:-"root"}" \
    DB_PASSWD="${DB_PASSWD:-""}" \
    INSTALL_LOCK="${INSTALL_LOCK:-"false"}" \
    DISABLE_REGISTRATION="${DISABLE_REGISTRATION:-"false"}" \
    REQUIRE_SIGNIN_VIEW="${REQUIRE_SIGNIN_VIEW:-"false"}" \
    SECRET_KEY="${SECRET_KEY:-""}" \
    ALLOW_ONLY_EXTERNAL_REGISTRATION="${ALLOW_ONLY_EXTERNAL_REGISTRATION:-"false"}" \
    OFFLINE_MODE="${OFFLINE_MODE:-"true"}" \
    MINIO_ENDPOINT="${MINIO_ENDPOINT:-""}" \
    MINIO_ACCESS_KEY_ID="${MINIO_ACCESS_KEY_ID:-""}" \
    MINIO_SECRET_ACCESS_KEY="${MINIO_SECRET_ACCESS_KEY:-""}" \
    MINIO_BUCKET="${MINIO_BUCKET:-""}" \
    MAILER_FROM="${MAILER_FROM:-""}" \
    MAILER_HOST="${MAILER_HOST:-""}" \
    MAILER_PORT="${MAILER_PORT:-""}" \
    MAILER_USER="${MAILER_USER:-""}" \
    MAILER_PASSWORD="${MAILER_PASSWORD:-""}" \
    envsubst < /etc/templates/app.ini > ${GITEA_CUSTOM}/conf/app.ini
    cat ${GITEA_CUSTOM}/conf/app.ini
fi

if [ $# -gt 0 ]; then
    exec "$@"
else
    exec /app/gitea/gitea web
fi