70 lines
1.4 KiB
Text
70 lines
1.4 KiB
Text
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#!/usr/bin/env bash
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WORK_TIME=1200
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PAUSE_TIME=300
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timer_state_pid=0
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timer_state_state="inactive"
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timer_state_time="00:00"
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timer_state_progress=100
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sub_timer_pid=0
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start_timer() {
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timer_type=$1
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duration=0
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timer_state_state="$timer_type" # Update done later
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if [ "$timer_type" = "work" ]; then
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duration=$WORK_TIME
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timer_type="pause"
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elif [ "$timer_type" = "pause" ]; then
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duration=$PAUSE_TIME
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timer_type="work"
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else
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echo "Invalid argument"
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exit 1
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fi
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for ((i=duration; i>=0; i--)); do
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timer_state_progress=$((i * 100 / duration))
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timer_state_time="$(date -u -d @$i +'%M:%S')"
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update_timer_state
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sleep 1
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done
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start_timer "$timer_type"
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}
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update_timer_state() {
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echo "{\"pid\": $timer_state_pid, \"state\": \"$timer_state_state\", \"time\": \"$timer_state_time\", \"progress\": $timer_state_progress}"
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}
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handle_signal() {
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# If a timer is running, kill it
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if [ $sub_timer_pid -ne 0 ]; then
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kill -9 $sub_timer_pid
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sub_timer_pid=0
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timer_state_state="inactive"
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timer_state_progress=100
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update_timer_state
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else
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start_timer "work" &
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sub_timer_pid=$!
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# Will wait forever
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wait $sub_timer_pid
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fi
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}
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# Set up the signal handler
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trap handle_signal SIGUSR1
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timer_state_pid=$$; update_timer_state
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while true; do
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sleep infinity &
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wait
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done
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