#!/bin/bash
#
## WK HW diagnostics - Sensors

LOG_DIR="$1"

function usage {
    echo "Usage: $0 log-dir"
    echo "  e.g. $0 /var/tmp/hw-diags/9001"
}

# Bail early
if [ ! -d "$LOG_DIR" ]; then
    usage
    exit 1
fi

# Run Sensor loop
if sensors >/dev/null 2>&1; then
    while :; do
        sensors -A | grep -E -i -v '(N/A|RPM|\d+\s+V\s+|^\s*$)' > "$LOG_DIR/sensors.out" 2>/dev/null
        
        # Colorize
        # Blue: All temps (superseeded by other colors below)
        sed -i -r 's#(\+[0-9]+\.[0-9].C)#\\e[34m\1\\e[0m#g' "$LOG_DIR/sensors.out" >/dev/null 2>&1
        # Green >= 60* C
        sed -i -r 's#(\+6[0-9]\.[0-9].C)#\\e[32m\1\\e[0m#g' "$LOG_DIR/sensors.out" >/dev/null 2>&1
        # Yellow >= 70* C
        sed -i -r 's#(\+7[0-9]\.[0-9].C)#\\e[33m\1\\e[0m#g' "$LOG_DIR/sensors.out" >/dev/null 2>&1
        # Orange >= 80* C
        sed -i -r 's#(\+(8[0-9]|9[0-4])\.[0-9].C)#\\e[31\;1m\1\\e[0m#g' "$LOG_DIR/sensors.out" >/dev/null 2>&1
        # Red >= 95* C
        sed -i -r 's#(\+(9[5-9]|1[0-9][0-9])\.[0-9].C)#\\e[31m\1\\e[0m#g' "$LOG_DIR/sensors.out" >/dev/null 2>&1
        
        # Output data
        clear
        echo -e "$(cat "$LOG_DIR/sensors.out")"
        sleep 1s
    done
else
    echo -e "\e[33mNo sensors found!\nPlease monitor temperatures manually\e[0m"
    sleep 1h
fi