#!/bin/bash

set -eu

mkdir -p /app/data/storage /run/peertube/cache /run/peertube/npm /tmp/peertube

# do not rely on WORKDIR
cd /app/code/server

update_ldap() {
    echo "==> Updating Ldap credentials"

    PGPASSWORD=${CLOUDRON_POSTGRESQL_PASSWORD} psql -h ${CLOUDRON_POSTGRESQL_HOST} -p ${CLOUDRON_POSTGRESQL_PORT} -U ${CLOUDRON_POSTGRESQL_USERNAME} -d ${CLOUDRON_POSTGRESQL_DATABASE} \
        -c "UPDATE plugin SET settings='{\"url\": \"${CLOUDRON_LDAP_URL}\", \"weight\": 100, \"insecure-tls\": false, \"bind-dn\": \"${CLOUDRON_LDAP_BIND_DN}\", \"bind-credentials\": \"${CLOUDRON_LDAP_BIND_PASSWORD}\", \"search-base\": \"${CLOUDRON_LDAP_USERS_BASE_DN}\", \"mail-property\": \"mail\", \"search-filter\": \"(|(mail={{username}})(username={{username}}))\", \"username-property\": \"username\"}' WHERE name='auth-ldap'"
}

first_time_setup() {
    echo "==> Starting peertube to run migrations on first run"
    npm start &  # be wary of https://stackoverflow.com/questions/70738567/why-does-running-npm-run-script-as-root-switch-user
    sleep 10

    while ! curl --silent --output /dev/null --fail http://localhost:9000/; do
        echo "==> Waiting for peertube"
        sleep 5
    done

    killall -SIGTERM peertube # this kills the process group
    sleep 5

    echo "==> Reset root password"
    echo "changeme" | npm run reset-password -- -u root

    # https://docs.joinpeertube.org/maintain-tools?id=cli-wrapper . Note that we have to restart peertube when installed this way
    if [[ -n "${CLOUDRON_LDAP_SERVER:-}" ]]; then
        echo "==> Installing LDAP plugin"
        npm run plugin:install -- -n peertube-plugin-auth-ldap -v 0.0.10
        update_ldap
    fi
}

update_config() {
    echo "==> Ensure and updating configs"

    # version 5 needs this now
    if [[ `yq eval '.secrets | has("peertube")' /app/data/production.yaml` != "true" ]]; then
        yq eval ".secrets.peertube = \"`openssl rand -hex 32`\"" -i /app/data/production.yaml
    fi

    yq eval ".webserver.hostname = \"${CLOUDRON_APP_DOMAIN}\"" -i /app/data/production.yaml

    # database
    yq eval ".database.hostname = \"${CLOUDRON_POSTGRESQL_HOST}\"" -i /app/data/production.yaml
    yq eval ".database.port = ${CLOUDRON_POSTGRESQL_PORT}" -i /app/data/production.yaml
    yq eval ".database.username = \"${CLOUDRON_POSTGRESQL_USERNAME}\"" -i /app/data/production.yaml
    yq eval ".database.password = \"${CLOUDRON_POSTGRESQL_PASSWORD}\"" -i /app/data/production.yaml
    yq eval ".database.name = \"${CLOUDRON_POSTGRESQL_DATABASE}\"" -i /app/data/production.yaml
    yq eval "del(.database.suffix)" -i /app/data/production.yaml

    # redis
    yq eval ".redis.hostname = \"${CLOUDRON_REDIS_HOST}\"" -i /app/data/production.yaml
    yq eval ".redis.port = ${CLOUDRON_REDIS_PORT}" -i /app/data/production.yaml
    yq eval ".redis.auth = \"${CLOUDRON_REDIS_PASSWORD}\"" -i /app/data/production.yaml

    # smtp
    yq eval ".smtp.hostname = \"${CLOUDRON_MAIL_SMTP_SERVER}\"" -i /app/data/production.yaml
    yq eval ".smtp.port = ${CLOUDRON_MAIL_SMTP_PORT}" -i /app/data/production.yaml
    yq eval ".smtp.username = \"${CLOUDRON_MAIL_SMTP_USERNAME}\"" -i /app/data/production.yaml
    yq eval ".smtp.password = \"${CLOUDRON_MAIL_SMTP_PASSWORD}\"" -i /app/data/production.yaml
    yq eval ".smtp.tls = false" -i /app/data/production.yaml
    yq eval ".smtp.disable_starttls = true" -i /app/data/production.yaml
    yq eval ".smtp.from_address = \"${CLOUDRON_MAIL_FROM}\"" -i /app/data/production.yaml

    # ensure settings which were later added
    yq eval ".storage.bin = \"/app/data/storage/bin/\"" -i /app/data/production.yaml
    yq eval ".storage.well_known = \"/app/data/storage/well_known/\"" -i /app/data/production.yaml
    yq eval ".storage.tmp_persistent = \"/app/data/storage/tmp_persistent/\"" -i /app/data/production.yaml
}

# cd /var/www/peertube/peertube-latest/scripts && sudo -H -u peertube ./upgrade.sh
if [[ ! -f "/app/data/production.yaml" ]]; then
    echo "==> First run. creating config"
    cp /app/pkg/production.yaml.example /app/data/production.yaml

    update_config
    first_time_setup
else
    update_config

    [[ -n "${CLOUDRON_LDAP_SERVER:-}" ]] && update_ldap
fi

chown -R cloudron:cloudron /app/data /run/peertube /tmp/peertube

echo "==> Starting PeerTube"
exec gosu cloudron:cloudron npm start