#!/usr/bin/env bash
set -u

if [ "$#" -ne 1 ]; then
    printf "Uso: %s <run.log>\n" "$0" >&2
    exit 2
fi

RUN_LOG="$1"

if [ ! -f "$RUN_LOG" ]; then
    printf "LOG ASSENTE: %s\n" "$RUN_LOG" >&2
    exit 3
fi

START_LINES="$(
    grep -Ec \
        '^\[Information - RealTimeLoader\.cpp:[0-9]+\]: Started application in state State1[[:space:]]*$' \
        "$RUN_LOG" || true
)"

COUNTER_SAMPLES="$(
    grep -Ec \
        '^\[Information - LoggerBroker\.cpp:[0-9]+\]: Counter \[0:0\]:[0-9]+[[:space:]]*$' \
        "$RUN_LOG" || true
)"

CYCLE_TIME_SAMPLES="$(
    grep -Ec \
        '^\[Information - LoggerBroker\.cpp:[0-9]+\]: State1_Thread1_CycleTime \[0:0\]:[0-9]+[[:space:]]*$' \
        "$RUN_LOG" || true
)"

SIGINT_LINES="$(
    grep -Ec \
        '^\[Information - Bootstrap\.cpp:[0-9]+\]: Application recieved SIGINT\.[[:space:]]*$' \
        "$RUN_LOG" || true
)"

STOP_OK_LINES="$(
    grep -Ec \
        '^\[Information - Bootstrap\.cpp:[0-9]+\]: Application successfully stopped\.[[:space:]]*$' \
        "$RUN_LOG" || true
)"

FATAL_ERROR_LINES="$(
    grep -Ec '^\[FatalError - ' "$RUN_LOG" || true
)"

ERROR_LINES="$(
    grep -Ec '^\[Error - ' "$RUN_LOG" || true
)"

NO_ERROR_LINES="$(
    grep -Ec '^\[NoError - ' "$RUN_LOG" || true
)"

DOUBLE_STOP_LINES="$(
    grep -Fc \
        'Could not stop the RealTimeApplication. Was it ever started?' \
        "$RUN_LOG" || true
)"

LAST_COUNTER="$(
    grep -E \
        '^\[Information - LoggerBroker\.cpp:[0-9]+\]: Counter \[0:0\]:[0-9]+[[:space:]]*$' \
        "$RUN_LOG" |
    tail -n 1 |
    awk -F: '{gsub(/[[:space:]]/, "", $NF); print $NF}'
)"

printf "============================================================\n"
printf "VALIDAZIONE PRECISA S01\n"
printf "============================================================\n"
printf "Log:                         %s\n" "$RUN_LOG"
printf "Avvii di State1:             %s\n" "$START_LINES"
printf "Campioni Counter reali:      %s\n" "$COUNTER_SAMPLES"
printf "Ultimo Counter:              %s\n" "${LAST_COUNTER:-non disponibile}"
printf "Campioni CycleTime reali:    %s\n" "$CYCLE_TIME_SAMPLES"
printf "SIGINT ricevuti:             %s\n" "$SIGINT_LINES"
printf "Stop riusciti:               %s\n" "$STOP_OK_LINES"
printf "Righe FatalError reali:      %s\n" "$FATAL_ERROR_LINES"
printf "Righe Error reali:           %s\n" "$ERROR_LINES"
printf "Righe NoError:               %s\n" "$NO_ERROR_LINES"
printf "Anomalie doppio arresto:     %s\n" "$DOUBLE_STOP_LINES"

FUNCTIONAL_OK=0

if [ "$START_LINES" -ge 1 ] &&
   [ "$COUNTER_SAMPLES" -ge 50 ] &&
   [ "$CYCLE_TIME_SAMPLES" -ge 50 ]; then
    FUNCTIONAL_OK=1
fi

printf "\n============================================================\n"
printf "CLASSIFICAZIONE\n"
printf "============================================================\n"

if [ "$FUNCTIONAL_OK" -eq 1 ]; then
    printf "[VERIFICATO] Funzionamento S01 e produzione dei segnali.\n"
else
    printf "[NON DIMOSTRATO] Funzionamento S01 non sufficientemente provato.\n"
    exit 20
fi

if [ "$SIGINT_LINES" -ge 1 ] &&
   [ "$STOP_OK_LINES" -ge 1 ] &&
   [ "$FATAL_ERROR_LINES" -eq 0 ] &&
   [ "$ERROR_LINES" -eq 0 ]; then
    printf "[VERIFICATO] Shutdown privo di Error e FatalError.\n"
    exit 0
fi

printf "[DA VERIFICARE] Funzionalità riuscita, ma shutdown con anomalia.\n"
exit 10