real deal

reve.sh

@@ -0,0 +1,158 @@
+#!/usr/bin/env bash
+
+# reve                              desktop environment framework
+# Yigid BALABAN <fyb@fybx.dev>                               2024
+
+in_desktop_mode=""
+in_reason=""
+in_chore_name=""
+
+SHORTOPTS="h,m:r:c:"
+LONGOPTS="help,mode:,reason:,chore:"
+
+PARSED_OPTS=$(getopt --options $SHORTOPTS --longoptions $LONGOPTS --name "$0" -- "$@")
+if [[ $? -ne 0 ]]; then
+    echo "Failed to parse options."
+    exit 1
+fi
+
+eval set -- "$PARSED_OPTS"
+
+rt_script_dir=$(realpath "$(dirname $0)")
+rt_has_mode_changed=0
+
+reve_folder="$HOME/.config/reve"
+reve_desktop_mode="$reve_folder/desktop_mode"
+reve_time_day="$reve_folder/time_day"
+reve_time_night="$reve_folder/time_night"
+
+reve_chores_mode="$rt_script_dir/chores/mode"
+
+util_help () {
+    echo "Usage: $0 [options]"
+    echo "Options:"
+    echo "desktop_mode  (-m, --mode):   dark, light"
+    echo "reason        (-r, --reason): time, network"
+    echo "chore         (-c, --chore):  chore_name"
+}
+
+util_readf () {
+    local filename=$1
+
+    if [[ -f "$filename" ]]; then
+        cat "$filename"
+    else
+        echo "[reve] [E] util_readf: File not found: $filename" >&2
+        return 1
+    fi
+}
+
+util_mkdirs () {
+    mkdir -p $reve_folder
+}
+
+util_run_single_chore () {
+    local chore_fullname="$reve_chores_mode/$1"
+    if [ -x "$chore_fullname.sh" ]; then
+        echo "[reve] [I] Running single chore: $chore_fullname"
+        bash "$chore_fullname.sh"
+    else
+        echo "[reve] [E] util_run_single_chore: $chore_fullname is not executable"
+    fi
+}
+
+set_desktop_mode () {
+    if [[ -n "$forced_mode" ]]; then
+        echo $forced_mode > $reve_desktop_mode
+        return 1 # since mode has changed
+    fi
+
+    local current_mode="unset"
+    local previous_mode=$( util_readf $reve_desktop_mode )
+    local day_start=$( util_readf $reve_time_day )
+    local night_start=$( util_readf $reve_time_night )
+
+    local num_day=$( awk -F: '{print $1 * 60 + $2}' <<< "$day_start" )
+    local num_night=$( awk -F: '{print $1 * 60 + $2}' <<< "$night_start" )
+    local current_time=$( awk -F: '{print $1 * 60 + $2}' <<< "$(date +%H:%M)" )
+
+    if ((num_night > current_time && current_time >= num_day)); then
+        current_mode="light"
+    else
+        current_mode="dark"
+    fi
+
+    echo "[reve] [I] Setting the mode: $current_mode"
+    echo "$current_mode" > $reve_desktop_mode
+
+    if [ "$current_mode" == "$previous_mode" ]; then
+        return 0 # since mode did not change
+    else
+        return 1
+    fi
+}
+
+prepare () {
+    util_mkdirs
+    set_desktop_mode
+    rt_has_mode_changed="$?"
+}
+
+# Called when the mode (the default state, is either dark or light) changes
+chores_mode () {
+    for file in "$reve_chores_mode"/*; do
+        if [ "$item" != "$reve_chores_mode/." ] && [ "$item" != "$reve_chores_mode/.." ]; then
+            if [ -x "$file" ]; then
+                echo "[reve] [I] Running chore: $( basename $file )"
+                bash "$file"
+            else
+                echo "[reve] [E] chores_mode: $file is not executable"
+            fi
+        fi
+    done
+}
+
+main () {
+    if (( $rt_has_mode_changed == 1 )) || [[ "$reason" == "chores_mode" ]]; then
+        chores_mode
+    fi
+
+    if [[ "$in_chore_name" != "" ]]; then
+        util_run_single_chore "$in_chore_name"
+    fi
+}
+
+while true; do
+    case "$1" in
+        -h|--help)
+            util_help
+            exit 0
+            shift
+            ;;
+        -m|--mode)
+            in_desktop_mode="$2"
+            shift 2
+            ;;
+        -r|--reason)
+            in_reason="$2"
+            shift 2
+            ;;
+        -c|--chore)
+            in_chore_name="$2"
+            shift 2
+            ;;
+        --)
+            shift
+            break
+            ;;
+        *)
+            echo "Invalid option: $1"
+            exit 1
+            ;;
+    esac
+done
+
+forced_mode=$in_desktop_mode
+reason=$in_reason
+prepare
+main