# sqlite db replace function
replace_in_sqlite_db() {
    local DB_PATH="$1"
    local OLD_STRING="$2"
    local NEW_STRING="$3"

    # Check if the database file exists
    if [ ! -f "$DB_PATH" ]; then
        echo "Error: Database file '$DB_PATH' does not exist."
        return 1
    fi

    echo "Starting replacement of '$OLD_STRING' with '$NEW_STRING' in '$DB_PATH'..."

    # Escape single quotes in the strings for SQL
    local OLD_STRING_ESC=$(echo "$OLD_STRING" | sed "s/'/''/g")
    local NEW_STRING_ESC=$(echo "$NEW_STRING" | sed "s/'/''/g")

    # Get a list of all tables in the database
    local TABLES
    TABLES=$(sqlite3 "$DB_PATH" ".tables")

    # Loop through each table
    for TABLE in $TABLES; do
        echo "Processing table: $TABLE"

        # Get a list of all columns in the table
        sqlite3 "$DB_PATH" "PRAGMA table_info($TABLE);" | awk -F'|' '{print $2","$3}' | while IFS=, read -r COLUMN COLUMN_TYPE; do
            # Skip empty lines
            if [ -z "$COLUMN" ]; then
                continue
            fi

            # Check if the column is a string-based type (TEXT, VARCHAR, CHAR, CLOB, etc.)
            if [[ "$COLUMN_TYPE" =~ [Tt][Ee][Xx][Tt]|[Vv][Aa][Rr][Cc][Hh][Aa][Rr]|[Cc][Hh][Aa][Rr]|[Cc][Ll][Oo][Bb]|[Ss][Tt][Rr][Ii][Nn][Gg] ]]; then
                echo "  Updating column: $COLUMN (type: $COLUMN_TYPE)"

                # Perform the replacement (handles infixes)
                sqlite3 "$DB_PATH" "
                UPDATE $TABLE
                SET $COLUMN = replace($COLUMN, '$OLD_STRING_ESC', '$NEW_STRING_ESC')
                WHERE $COLUMN LIKE '%$OLD_STRING_ESC%';
                "
            fi
        done
    done

    echo "Replacement completed for all string-based columns in '$DB_PATH'."
}

#set script directory
scriptdir="$(dirname "$(realpath "$0")")"

#example usage: replace_in_sqlite_db "database.sqlite" "Europe/Amsterdam" "UTC"

replace_in_sqlite_db "$scriptdir/stacks/npm/data/database.sqlite" "sdgserver.online" "?domain?"
replace_in_sqlite_db "$scriptdir/stacks/npm/data/database.sqlite" "192.168.2.132" "?localip?"
replace_in_sqlite_db "$scriptdir/stacks/npm/data/database.sqlite" "z5fGWz2i0q" "?adminpass?"
replace_in_sqlite_db "$scriptdir/stacks/npm/data/database.sqlite" "0.0.0.0/0" "?localip?"