#!/usr/bin/env bash

set -eu

# set configuration variables
. ./common.sh


CONCURRENT_COUNT=${1:-3}
SLEEP_BETWEEN_CALLS_IN_SECS=${2:-2}
MAX_CALL_TIME_IN_SECS=${3:-480}
RECORDING_ID=${4:-47}
BASE_PORT=${5:-62000}

RECORDINGS_DIR=`pwd`/recordings
RECORDING_FILE_CALLER="${RECORDINGS_DIR}/Auto_Repairs_${RECORDING_ID}_UTC_caller.wav"
[[ -f "$RECORDING_FILE_CALLER" ]] || {
    echo "[ERROR] could not find caller recording file: ${RECORDING_FILE_CALLER}" >&2
    exit 1
}
RECORDING_FILE_AGENT="${RECORDINGS_DIR}/Auto_Repairs_${RECORDING_ID}_UTC_agent.wav"
[[ -f "$RECORDING_FILE_AGENT" ]] || {
    echo "[ERROR] could not find agent recording file: ${RECORDING_FILE_AGENT}" >&2
    exit 1
}

# configure audio file in Asterisk
setup_asterisk $RECORDING_FILE_AGENT

for i in $(seq $CONCURRENT_COUNT)
do
    LISTEN_PORT="$((${BASE_PORT} + ${i}))"
    sleep "$SLEEP_BETWEEN_CALLS_IN_SECS"
    echo "sleep ${MAX_CALL_TIME_IN_SECS}000" | /root/pjproject/pjsip-apps/bin/pjsua-*-unknown-linux-gnu \
        --id "sip:${CALLER_PHONE_NUMBER}@127.0.0.1" \
        --local-port "$LISTEN_PORT" \
        --play-file "$RECORDING_FILE_CALLER" \
        --auto-play \
        --null-audio \
        --no-vad \
        "sip:${AGENT_PHONE_NUMBER}@${CALLER_VC_ENDPOINT}" &
    PIDS[${i}]=$!
done

for pid in ${PIDS[*]}; do
    echo "[INFO] waiting for process id: [$pid]"
    wait $pid
done