#!/bin/bash

# file in which data got stored
OUTPUT_FILE="../oe3.csv"

# temp file for new data
TEMP_FILE="temp_output.csv"

# if file not exist, create and add header
if [ ! -f "$OUTPUT_FILE" ]; then
  echo "startISO;interpreter;title" > "$OUTPUT_FILE"
fi

while true; do
  # call api and filter it
  curl -s "https://audioapi2.orf.at/oe3/json/4.0/live?_o=oe3.orf.at" | \
  jq -r '.[].items[] | select(.interpreter != null and .title != null) | "\(.startISO);\(.interpreter);\(.title)"' > "$TEMP_FILE"

  # find new entries and add to main file
  grep -Fxv -f "$OUTPUT_FILE" "$TEMP_FILE" >> "$OUTPUT_FILE"

  # debug
  echo "List updated: $(date)"

  # wait 20 minutes
#  sleep 1200
  sleep 300
done