From e3cc18281fff870eefa9413313470638081d9ae1 Mon Sep 17 00:00:00 2001
From: Guangxiong Lin <hi@gxlin.org>
Date: Wed, 2 Nov 2022 10:19:28 +0800
Subject: Support monthly journal

---
 wd-journal | 49 ++++++++++++++++++++++++++++++++++++++++++-------
 1 file changed, 42 insertions(+), 7 deletions(-)

diff --git a/wd-journal b/wd-journal
index 7f59649..4fa6f84 100755
--- a/wd-journal
+++ b/wd-journal
@@ -3,15 +3,50 @@
 year=$(date +%Y)
 week_number=$(date +%W)
 
-overall_title="# Week $week_number $year"
-today_title="## $(date '+%Y-%m-%d %A')"
+weekly_journal_title="# Week $week_number $year"
+weekly_journal_subtitle="## $(date '+%Y-%m-%d %A')"
+
+monthly_journal_title="# $(date '+%B %Y')"
+monthly_journal_subtitle="## [Week $week_number $year](week$week_number.md)"
 
 weekly_journal="$WD_JOURNALS_DIR/$year/week$week_number.md"
+monthly_journal="$WD_JOURNALS_DIR/$year/$(date '+%Y-%m').md"
+
+# Open weekly journal by default.
+# TODO: maybe I can add a environment variable on it.
+file_to_edit="$weekly_journal"
+
+init_journal_with_title () {
+    local filepath=$1
+    local journal_title=$2
+
+    [ ! -f "$filepath" ] && echo "$journal_title" > "$filepath"
+}
+
+append_line_if_not_in_file () {
+    local filepath=$1
+    local line=$2
+
+    if ! grep -q "$line" "$filepath"; then
+        echo "$line" >> "$filepath"
+    fi
+}
+
+init_weekly_journal () {
+    init_journal_with_title "$weekly_journal" "$weekly_journal_title"
+
+    append_line_if_not_in_file "$weekly_journal" "$weekly_journal_subtitle"
+}
+
+init_monthly_journal () {
+    init_journal_with_title "$monthly_journal" "$monthly_journal_title"
 
-[ ! -f "$weekly_journal" ] && echo "$overall_title" > "$weekly_journal"
+    append_line_if_not_in_file "$monthly_journal" "$monthly_journal_subtitle"
+}
 
-if ! grep -q "$today_title" "$weekly_journal"; then
-    echo "$today_title" >> "$weekly_journal"
-fi
+case "$1" in
+    --monthly|-m) shift; init_monthly_journal; file_to_edit="$monthly_journal";;
+    --weekly|-w) shift; init_weekly_journal; file_to_edit="$weekly_journal";;
+esac
 
-$EDITOR "$WD_JOURNALS_DIR/$year/week$week_number.md"
+$EDITOR "$file_to_edit"
-- 
cgit v1.2.3