#!/bin/bash

# Exit script if command fails
# -u stops the script on unset variables
# -e stops the script on errors
# -o pipefail stops the script if a pipe fails
set -e

# Get script name
SCRIPT=$(basename "$0")

# Display Help
Help() {
    echo
    echo "$SCRIPT"
    echo
    echo "Description: Manage Odoo users."
    echo "Syntax: $SCRIPT [-d|-c|-a[enable,disable,list]|-i|help]"
    echo "Example: $SCRIPT -d erp-dev -a enable -id janikvonrot@mint-system.ch"
    echo "options:"
    echo "  -d    Database name. Defaults to 'odoo'."
    echo "  -a    Action to perform."
    echo "  -i    User account login id."
    echo "  help  Show $SCRIPT manual."
    echo
}

# Show help and exit
if [[ $1 == 'help' ]]; then
    Help
    exit
fi

# Process params
while getopts ":d:c:a:i:" opt; do
  case $opt in
    d) PGDATABASE="$OPTARG";;
    a) ACTION="$OPTARG";;
    i) ID="$OPTARG";;
    \?) echo "Invalid option -$OPTARG" >&2
    Help
    exit;;
  esac
done

# Fallback to environment vars and default values
: ${PGHOST:='localhost'}
: ${PGDATABASE:='odoo'}
: ${PGUSER:='odoo'}
: ${PGPASSWORD:='odoo'}

# Export environment variables for psql
export PGHOST
export PGDATABASE
export PGUSER
export PGPASSWORD

# Verify variables
[[ -z "$ACTION" ]] && { echo "Parameter -a|action is empty" ; exit 1; }

if [[ $ACTION == 'enable' ]]; then
    [[ -z "$ID" ]] && { echo "Parameter -i|id is empty" ; exit 1; }
    psql -c "UPDATE public.res_users SET active=true WHERE login='$ID';"
    echo "Enabled user $ID on Odoo database $PGDATABASE."
fi

if [[ $ACTION == 'disable' ]]; then
    [[ -z "$ID" ]] && { echo "Parameter -i|id is empty" ; exit 1; }
    psql -c "UPDATE public.res_users SET active=false WHERE login='$ID';"
    echo "Disabled user $ID on Odoo database $PGDATABASE."
fi

if [[ $ACTION == 'list' ]]; then
    psql -c "SELECT login,active FROM public.res_users;"
fi
