From c8642343e752407b66598bd2ed073d53714bbfd4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=84min=20Baumeler?= <amin@indyfac.ch>
Date: Thu, 3 Jul 2025 12:25:15 +0200
Subject: [PATCH] feat: theme

---
 README.md             | 20 ++++++++++++++++++++
 src/awk/list.awk      | 24 +++++++++++++-----------
 src/main.sh           | 17 +++++++++++++----
 src/sh/cli.sh         | 22 +++++++++++-----------
 src/sh/cliinternal.sh |  2 +-
 src/sh/config.sh      |  4 ++--
 src/sh/icalendar.sh   |  3 ---
 src/sh/theme.sh       | 20 ++++++++++++++++++++
 8 files changed, 80 insertions(+), 32 deletions(-)
 create mode 100644 src/sh/theme.sh

diff --git a/README.md b/README.md
index 4b85e52..0725823 100644
--- a/README.md
+++ b/README.md
@@ -70,6 +70,8 @@ item_types = ["VJOURNAL", "VTODO"]
 ...
 ```
 
+You may also specify the location of the configuration file with the environment `CONFIGFILE`.
+
 Usage
 -----
 Use the default `fzf` keys to navigate your notes, e.g., `ctrl-j` and `ctrl-k` for going down/up in the list.
@@ -96,6 +98,24 @@ Git support
 -----------
 You can track your entries with `git` by simply running `fzf-vjour --git-init`.
 
+Extended configuration / Theming
+--------------------------------
+You may override any of the following parameters (shown with default values) in
+the configuration file:
+```sh
+FLAG_OPEN=🔲
+FLAG_COMPLETED=✅
+FLAG_JOURNAL=📘
+FLAG_NOTE=🗒️
+FLAG_PRIORITY=❗
+
+STYLE_COLLECTION="$FAINT$WHITE"
+STYLE_DATE="$CYAN"
+STYLE_SUMMARY="$GREEN"
+STYLE_EXPIRED="$RED"
+STYLE_CATEGORY="$WHITE"
+```
+
 Limitations
 -----------
 Here is a list of some currently present limitations.
diff --git a/src/awk/list.awk b/src/awk/list.awk
index 0e82ad1..1f770d1 100644
--- a/src/awk/list.awk
+++ b/src/awk/list.awk
@@ -49,6 +49,12 @@ BEGIN {
   # flag_completed: symbol for completed to-dos
   # flag_journal:   symbol for journal entries
   # flag_note:      symbol for note entries
+  # flag_priority   symbol for prior. task
+  # style_collection
+  # style_date
+  # style_summary
+  # style_expired
+  # style_category
 
   FS = "[:;]";
   # Collections
@@ -59,10 +65,6 @@ BEGIN {
     collection2label[m[1]] = m[2];
   }
   # Colors
-  GREEN = "\033[1;32m";
-  RED = "\033[1;31m";
-  WHITE = "\033[1;97m";
-  CYAN = "\033[1;36m";
   OFF = "\033[m";
 
   # For date comparision
@@ -112,7 +114,7 @@ ENDFILE {
           "-",
           type,
           "-",
-          RED "ERROR: file '" fpath "' contains whitespaces!" OFF
+          style_expired "ERROR: file '" fpath "' contains whitespaces!" OFF
     exit
   }
   # Collection name
@@ -145,7 +147,7 @@ ENDFILE {
   priotext = ""
   if (pri > 0)
   {
-    priotext = "❗(" pri ") "
+    priotext = flag_priority "(" pri ") "
     psort = 10 - pri
   }
 
@@ -158,8 +160,8 @@ ENDFILE {
 
   # Date field. For VTODO entries, we show the due date, for journal entries,
   # the associated date.
-  datecolor = CYAN;
-  summarycolor = GREEN;
+  datecolor = style_date
+  summarycolor = style_summary
 
   if (type == "VTODO")
   {
@@ -167,8 +169,8 @@ ENDFILE {
     d = due ? due : (dur ? dts " for " dur : "");
     if (d && d <= today && sta != "COMPLETED")
     {
-      datecolor = RED;
-      summarycolor = RED;
+      datecolor = style_expired;
+      summarycolor = style_expired;
     }
   } else {
     d = dts
@@ -202,5 +204,5 @@ ENDFILE {
         datecolor d OFF,
         flag,
         priotext summarycolor summary OFF,
-        WHITE categories OFF;
+        style_category categories OFF;
 }
diff --git a/src/main.sh b/src/main.sh
index c77a95b..35ab168 100644
--- a/src/main.sh
+++ b/src/main.sh
@@ -5,6 +5,9 @@ set -eu
 # Helper functions
 . "sh/helper.sh"
 
+# Read theme
+. "sh/theme.sh"
+
 # Read configuration
 . "sh/config.sh"
 
@@ -15,10 +18,16 @@ __lines() {
   find "$ROOT" -type f -name '*.ics' -print0 | xargs -0 -P 0 \
     awk \
     -v collection_labels="$COLLECTION_LABELS" \
-    -v flag_open="🔲" \
-    -v flag_completed="✅" \
-    -v flag_journal="📘" \
-    -v flag_note="🗒️" \
+    -v flag_open="$FLAG_OPEN" \
+    -v flag_completed="$FLAG_COMPLETED" \
+    -v flag_journal="$FLAG_JOURNAL" \
+    -v flag_note="$FLAG_NOTE" \
+    -v flag_priority="$FLAG_PRIORITY" \
+    -v style_collection="$STYLE_COLLECTION" \
+    -v style_date="$STYLE_DATE" \
+    -v style_summary="$STYLE_SUMMARY" \
+    -v style_expired="$STYLE_EXPIRED" \
+    -v style_category="$STYLE_CATEGORY" \
     "$AWK_LIST" |
     sort -g -r
 }
diff --git a/src/sh/cli.sh b/src/sh/cli.sh
index 0b1caf6..6fa313e 100644
--- a/src/sh/cli.sh
+++ b/src/sh/cli.sh
@@ -36,43 +36,43 @@ while [ -n "${1:-}" ]; do
   case "${1:-}" in
   "--completed")
     shift
-    cliquery="${cliquery:-} ✅"
+    cliquery="${cliquery:-} $FLAG_COMPLETED"
     ;;
   "--no-completed")
     shift
-    cliquery="${cliquery:-} !✅"
+    cliquery="${cliquery:-} !$FLAG_COMPLETED"
     ;;
   "--open")
     shift
-    cliquery="${cliquery:-} 🔲"
+    cliquery="${cliquery:-} $FLAG_OPEN"
     ;;
   "--no-open")
     shift
-    cliquery="${cliquery:-} !🔲"
+    cliquery="${cliquery:-} !$FLAG_OPEN"
     ;;
   "--tasks")
     shift
-    cliquery="${cliquery:-} ✅ | 🔲"
+    cliquery="${cliquery:-} $FLAG_OPEN | $FLAG_COMPLETED"
     ;;
   "--no-tasks")
     shift
-    cliquery="${cliquery:-} !✅ !🔲"
+    cliquery="${cliquery:-} !$FLAG_COMPLETED !$FLAG_OPEN"
     ;;
   "--notes")
     shift
-    cliquery="${cliquery:-} 🗒️"
+    cliquery="${cliquery:-} $FLAG_NOTE"
     ;;
   "--no-notes")
     shift
-    cliquery="${cliquery:-} !🗒️"
+    cliquery="${cliquery:-} !$FLAG_NOTE"
     ;;
   "--journal")
     shift
-    cliquery="${cliquery:-} 📘"
+    cliquery="${cliquery:-} $FLAG_JOURNAL"
     ;;
   "--no-journal")
     shift
-    cliquery="${cliquery:-} !📘"
+    cliquery="${cliquery:-} !$FLAG_JOURNAL"
     ;;
   "--filter")
     shift
@@ -90,5 +90,5 @@ while [ -n "${1:-}" ]; do
     ;;
   esac
 done
-query=${cliquery:-!✅}
+query=${cliquery:-!$FLAG_COMPLETED}
 export query
diff --git a/src/sh/cliinternal.sh b/src/sh/cliinternal.sh
index 8ea9d80..8651c4a 100644
--- a/src/sh/cliinternal.sh
+++ b/src/sh/cliinternal.sh
@@ -27,7 +27,7 @@ if [ "${1:-}" = "--reload" ]; then
     shift
     fname="$1"
     shift
-    __change_priority "$delta" "$fname" >>/tmp/foo
+    __change_priority "$delta" "$fname" >/dev/null
     ;;
   esac
   __lines
diff --git a/src/sh/config.sh b/src/sh/config.sh
index 16c401c..704d33f 100644
--- a/src/sh/config.sh
+++ b/src/sh/config.sh
@@ -1,4 +1,4 @@
-CONFIGFILE="$HOME/.config/fzf-vjour/config"
+CONFIGFILE="${CONFIGFILE:-$HOME/.config/fzf-vjour/config}"
 if [ ! -f "$CONFIGFILE" ]; then
   err "Configuration '$CONFIGFILE' not found."
   exit 1
@@ -41,5 +41,5 @@ export CAT
 
 if command -v "git" >/dev/null && [ -d "$ROOT/.git" ]; then
   GIT="git -C $ROOT"
+  export GIT
 fi
-export GIT
diff --git a/src/sh/icalendar.sh b/src/sh/icalendar.sh
index 6b1d23e..ecd6c5f 100644
--- a/src/sh/icalendar.sh
+++ b/src/sh/icalendar.sh
@@ -25,12 +25,9 @@ __change_priority() {
   shift
   fname="$1"
   shift
-  echo "call to __change_priority with delta=$delta and fname=$fname" >>/tmp/foo
   file="$ROOT/$fname"
   tmpfile=$(mktemp)
-  echo "        tmpfile=$tmpfile" >>/tmp/foo
   awk -v delta="$delta" "$AWK_ALTERTODO" "$file" >"$tmpfile"
-  echo "        lines=$(wc -l tmpfile)" >>/tmp/foo
   mv "$tmpfile" "$file"
   if [ -n "${GIT:-}" ]; then
     $GIT add "$file"
diff --git a/src/sh/theme.sh b/src/sh/theme.sh
new file mode 100644
index 0000000..8fc7ece
--- /dev/null
+++ b/src/sh/theme.sh
@@ -0,0 +1,20 @@
+# Colors
+GREEN="\033[1;32m"
+RED="\033[1;31m"
+WHITE="\033[1;97m"
+CYAN="\033[1;36m"
+FAINT="\033[2m"
+
+# Flags
+export FLAG_OPEN="${FLAG_OPEN:-🔲}"
+export FLAG_COMPLETED="${FLAG_COMPLETED:-✅}"
+export FLAG_JOURNAL="${FLAG_JOURNAL:-📘}"
+export FLAG_NOTE="${FLAG_NOTE:-🗒️}"
+export FLAG_PRIORITY="${FLAG_PRIORITY:-❗}"
+
+# Style
+export STYLE_COLLECTION="${STYLE_COLLECTION:-$FAINT$WHITE}"
+export STYLE_DATE="${STYLE_DATE:-$CYAN}"
+export STYLE_SUMMARY="${STYLE_SUMMARY:-$GREEN}"
+export STYLE_EXPIRED="${STYLE_EXPIRED:-$RED}"
+export STYLE_CATEGORY="${STYLE_CATEGORY:-$WHITE}"