feat: add generate-week script

README

@@ -0,0 +1,12 @@
+generate-week.sh
+----------------
+
+cron usage:
+
+    1 0 * * 1 TEMPLATE="dhis2               7.5" TIME_DIR=~/plan/time /home/varl/bin/generate-week.sh write
+
+user alias:
+
+    function te () {
+        $EDITOR ~/plan/time/current.timedot
+    }

generate-week.sh

@@ -0,0 +1,106 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+#
+## environment variables
+#
+
+time_dir=${TIME_DIR:-.}
+montofri_template=${TEMPLATE:-}
+
+#
+## script arguments
+#
+
+command=${1:-nonegiven}
+in_date=${2:-$(date +%Y-%m-%d)}
+
+weekday=$(date -d "$in_date" +%u)
+
+if [[ $weekday -eq 1 ]]; then
+    base_monday=$in_date
+else
+    overshoot=$(($weekday - 1))
+    base_monday=$(date -d "$in_date -${overshoot}days" +%Y-%m-%d)
+fi
+
+year="$(date +%Y)"
+week="$(date -d "$base_monday" +%V)"
+
+fname="${time_dir}/${year}-${week}".timedot
+current="${time_dir}/current.timedot"
+
+#
+## support functions
+#
+
+function weekdays () {
+    local monday="$1"
+
+	days_in_week=(
+		"$monday"
+        $(date -d "$monday +1day" +%Y-%m-%d)
+        $(date -d "$monday +2day" +%Y-%m-%d)
+        $(date -d "$monday +3day" +%Y-%m-%d)
+        $(date -d "$monday +4day" +%Y-%m-%d)
+        $(date -d "$monday +5day" +%Y-%m-%d)
+        $(date -d "$monday +6day" +%Y-%m-%d)
+	)
+
+	for day in "${days_in_week[@]}"; do
+		local day_name="$(date -d $day +%A)"
+
+        echo "# $day_name"
+        echo "$day"
+        
+        if [[ ! -z $montofri_template && "$day_name" != "Saturday" && "$day_name" != "Sunday" ]]; then
+            echo "$montofri_template"
+        fi
+
+        echo ""
+	done
+}
+
+function write () {
+    local fname="$1"
+    local content="$2"
+
+    tee $fname <<EOF
+$content
+EOF
+}
+
+#
+## main script
+#
+
+case "$command" in
+    print)
+        weekdays "$base_monday"
+        ;;
+    write)
+        if [[ ! -f $fname ]]; then
+            echo "Writing to $fname"
+            write "$fname" "$(weekdays $base_monday)"
+        else
+            echo "File exists: $fname"
+        fi
+        ;;
+    *)
+        echo "Usage: generate-week.sh <command> [<args>]"
+        echo ""
+        echo "Commands: print, write"
+        echo "Args: datestring in format: YYYY-MM-DD (+%Y-%m-%d)"
+        echo ""
+        echo "Generate a weekly timedot file. Week starts on Monday."
+        echo "Does not print the TEMPLATE string on Sat/Sun."
+        echo "Updates symlink to current.timedot in the TIME_DIR."
+        echo ""
+        echo "Environment variables:"
+        echo "TIME_DIR      Output directory, defaults to current directory."
+        echo "              E.g. TIME_DIR=~/timedots"
+        echo "TEMPLATE      The template string to use, defaults to empty."
+        echo "              E.g. TEMPLATE='myproject    8'"
+        ;;
+esac