#!/usr/bin/env bashio
# shellcheck shell=bash
set -e

if [ ! -f /started ]; then

touch /started

####################
# Starting scripts #
####################

for SCRIPTS in /etc/cont-init.d/*; do
    [ -e "$SCRIPTS" ] || continue
    echo "$SCRIPTS: executing"
    chown "$(id -u)":"$(id -g)" "$SCRIPTS"
    chmod a+x "$SCRIPTS"
    # Change shebang if no s6 supervision
    sed -i 's|/usr/bin/with-contenv bashio|/usr/bin/env bashio|g' "$SCRIPTS"
    /."$SCRIPTS" || echo -e "\033[0;31mError\033[0m : $SCRIPTS exiting $?"
    rm "$SCRIPTS"
done

####################
# Export variables #
####################

bashio::log.info "Exporting variables"
for k in $(bashio::jq "/data/options.json" 'keys | .[]'); do
    bashio::log.blue "$k"="$(bashio::config "$k")"
    export "$k"="$(bashio::config "$k")"
done

####################
# MIGRATE DATA DIR #
####################

# Migrate files
if [ -d /homeassistant/addons_config/mealie_data ] && [ ! -f /homeassistant/addons_config/mealie_data/migrated ]; then
    bashio::log.warning "Migrating data, current data will not be touched"
    cp -rnf /homeassistant/addons_config/mealie_data/* /config/ || true
    touch /homeassistant/addons_config/mealie_data/migrated
    bashio::addon.option "DATA_DIR" "/config"
fi
if [ -f /homeassistant/addons_config/mealie/config.yaml ] && [ ! -f /homeassistant/addons_config/mealie/migrated ]; then
    bashio::log.warning "Migrating config.yaml, current data will not be touched"
    cp -nf /homeassistant/addons_config/mealie/config.yaml /config/ || true
    touch /homeassistant/addons_config/mealie/migrated
    bashio::addon.option "DATA_DIR" "/config"
fi

# Solve issues in migration
if [ -d /config/recipes ] && [ -d /config/backups ]; then
    [ -d /config/addons_config ] && rm -r /config/addons_config && bashio::log.warning "Deleted /config/addons_config, it shouldn't be there"
    [ -d /config/addons_autoscripts ] && rm -r /config/addons_autoscripts && bashio::log.warning "Deleted /config/addons_autoscripts, it shouldn't be there"
fi
if [[ "$(bashio::config "DATA_DIR")" == "/config/addons_config/mealie_data" ]]; then
    bashio::addon.option "DATA_DIR" "/config"
    bashio::addon.restart
fi

###############
# CONFIG YAML #
###############

CONFIGSOURCE="/config/config.yaml"

if [ -f "$CONFIGSOURCE" ]; then
bashio::log.info "config.yaml found in $CONFIGSOURCE, exporting variables"

# Helper function
function parse_yaml {
    local prefix=$2 || local prefix=""
    local s='[[:space:]]*' w='[a-zA-Z0-9_]*' fs=$(echo @ | tr @ '\034')
    sed -ne "s|^\($s\):|\1|" \
        -e "s| #.*$||g" \
        -e "s|#.*$||g" \
        -e "s|^\($s\)\($w\)$s:$s[\"']\(.*\)[\"']$s\$|\1$fs\2$fs\3|p" \
        -e "s|^\($s\)\($w\)$s:$s\(.*\)$s\$|\1$fs\2$fs\3|p" $1 |
    awk -F$fs '{
      indent = length($1)/2;
      vname[indent] = $2;
      for (i in vname) {if (i > indent) {delete vname[i]}}
      if (length($3) > 0) {
         vn=""; for (i=0; i<indent; i++) {vn=(vn)(vname[i])("_")}
         printf("%s%s%s=\"%s\"\n", "'$prefix'",vn, $2, $3);
      }
    }'
}

# Get list of parameters in a file
parse_yaml "$CONFIGSOURCE" "" >/tmpfile

while IFS= read -r line; do
    # Clean output
    line="${line//[\"\']/}"
    # Check if secret
    if [[ "${line}" == *'!secret '* ]]; then
        echo "secret detected"
        secret=${line#*secret }
        # Check if single match
        secretnum=$(sed -n "/$secret:/=" /config/secrets.yaml)
        [[ $(echo $secretnum) == *' '* ]] && bashio::exit.nok "There are multiple matches for your password name. Please check your secrets.yaml file"
        # Get text
        secret=$(sed -n "/$secret:/p" /config/secrets.yaml)
        secret=${secret#*: }
        line="${line%%=*}='$secret'"
    fi
    # Data validation
    if [[ "$line" =~ ^.+[=].+$ ]]; then
        export "$line"
        # Show in log
        if ! bashio::config.false "verbose"; then bashio::log.blue "$line"; fi
    else
        bashio::exit.nok "$line does not follow the correct structure. Please check your yaml file."
    fi
done <"/tmpfile"

else
bashio::log.info "No config.yaml found in $CONFIGSOURCE, using default parameters"
fi

###############
# PERMISSIONS #
###############

chmod -R 777 /data
mkdir -p "$DATA_DIR"
cd "$DATA_DIR" || true
chown -R "$PUID:$PGID" .
echo "Permissions adapted"

bashio::log.info "Starting nginx"
nginx & true

bashio::log.info "Starting app"
fi