debugging and improved parse awk-script call for speed

src/sh/load.sh

@@ -36,6 +36,10 @@ __refresh_data() {
     WEEKLY_DATA_FILE=$(mktemp)
     trap 'rm -f "$WEEKLY_DATA_FILE"' EXIT INT
   fi
+  debug "__refresh_data(): going to load approx data"
   __load_approx_data >"$APPROX_DATA_FILE"
+  debug "__refresh_data(): approx data loaded"
+  debug "__refresh_data(): going to load weeks"
   __load_weeks >"$WEEKLY_DATA_FILE"
+  debug "__refresh_data(): weeks loaded"
 }

src/sh/misc.sh

@@ -6,6 +6,14 @@ err() {
   echo "❌ $1" >/dev/tty
 }
 
+# debug()
+# Pring debug message to fzf-vcal.debug
+#
+# @input $1: Debug message
+debug() {
+  echo "$(date +"%D %T.%N"): $1" >>"fzf-vcal.debug"
+}
+
 # Print date or datetime in a human and machine readable form.
 #
 # @input $1: Seconds since epoch

src/sh/view.sh

@@ -77,21 +77,22 @@ __view_day() {
 
 # This function prints the view for the week that contains the day specified in `$DISPLAY_DATE`.
 __view_week() {
+  debug "__view_week(): Enter"
   weeknr=$(date -d "$DISPLAY_DATE" +"%G:%V:")
   files=$(grep "^$weeknr" "$WEEKLY_DATA_FILE" | cut -f 2)
   dayofweek=$(date -d "$DISPLAY_DATE" +"%u")
   delta=$((1 - dayofweek))
   startofweek=$(date -d "$DISPLAY_DATE -$delta days" +"%D")
   # loop over files
+  debug "__view_week(): loop over files"
   sef=$({
-    set -- $files
-    for file in "$@"; do
-      file="$ROOT/$file"
+    printf "%s" "$files" | xargs -d " " -I {} -P0 \
       awk \
-        -v collection_labels="$COLLECTION_LABELS" \
-        "$AWK_PARSE" "$file"
-    done
+      -v collection_labels="$COLLECTION_LABELS" \
+      "$AWK_PARSE" "$ROOT/{}"
   })
+  debug "__view_week(): loop over files ended"
+  debug "__view_week(): prepare week view"
   if [ -n "$sef" ]; then
     sef=$(echo "$sef" | while IFS= read -r line; do
       set -- $line
@@ -134,6 +135,8 @@ __view_week() {
       done
     done)
   fi
+  debug "__view_week(): prepare week view ended"
+  debug "__view_week(): generate week view"
   sef=$({
     echo "$sef"
     seq 0 7
@@ -145,6 +148,7 @@ __view_week() {
     -v style_summary="$STYLE_WV_SUMMARY" \
     -v style_time="$STYLE_WV_TIME" \
     "$AWK_WEEKVIEW"
+  debug "__view_week(): generate week view ended"
 }
 
 # This function prints all entries.