ok template input a lot more verbose

report.go

@@ -5,6 +5,8 @@ import (
 	_ "embed"
 	"errors"
 	"io"
+	"slices"
+	"sort"
 	"text/template"
 	"time"
 )
@@ -51,11 +53,6 @@ func ReportSince(ctx context.Context, w io.Writer, s Storage, t time.Time) error
 		return err
 	}
 
-	threads, err := s.ThreadsSince(ctx, t)
-	if err != nil {
-		return err
-	}
-
 	eventNames, err := s.EventNamesSince(ctx, t)
 	if err != nil {
 		return err
@@ -68,9 +65,74 @@ func ReportSince(ctx context.Context, w io.Writer, s Storage, t time.Time) error
 
 	return tmpl.Execute(w, map[string]any{
 		"since": t.Format("2006-01-02"),
+		"events": func() any {
+			threads := make([]any, len(events))
+			for i, event := range events {
+				threads[i] = func() any {
+					threadNames := []string{}
+					for _, m := range messages {
+						if m.Event == event {
+							threadNames = append(threadNames, m.Thread)
+						}
+					}
+					slices.Sort(threadNames)
+					slices.Compact(threadNames)
+					threads := make([]any, len(threadNames))
+					for i, thread := range threadNames {
+						threads[i] = func() any {
+							messages := []Message{}
+							for _, m := range messages {
+								if m.Thread == thread {
+									messages = append(messages, m)
+								}
+							}
+							sort.Slice(messages, func(i, j int) bool {
+								return messages[i].TS < messages[j].TS
+							})
+							return map[string]any{
+								"thread":   thread,
 								"messages": messages,
+								"first": func() any {
+									if len(messages) == 0 {
+										return Message{}
+									}
+									return messages[0]
+								}(),
+								"last": func() any {
+									if len(messages) == 0 {
+										return Message{}
+									}
+									return messages[len(messages)-1]
+								}(),
+							}
+						}()
+					}
+					sort.Slice(threads, func(i, j int) bool {
+						return threads[i].(map[string]any)["first"].(Message).TS < threads[j].(map[string]any)["first"].(Message).TS
+					})
+					return map[string]any{
+						"event":   event,
 						"threads": threads,
-		"events":     events,
+						"first": func() any {
+							if len(threads) == 0 {
+								return Message{}
+							}
+							return threads[0].(map[string]any)["first"]
+						}(),
+						"last": func() any {
+							if len(threads) == 0 {
+								return Message{}
+							}
+							return threads[len(threads)-1].(map[string]any)["last"]
+						}(),
+					}
+				}()
+			}
+			return map[string]any{
+				"threads": threads,
+			}
+		}(),
+		"messages":   messages,
 		"eventNames": eventNames,
 	})
 }

report.tmpl

@@ -59,34 +59,16 @@
                 <th>LastPlaintext</th>
                 <th>Source</th>
               </tr>
-              {{ $messages := .messages }}
               {{ range .events }}
-                {{ $event := . }}
-                {{ $event_messages := null }}
-                {{ $event_message := null }}
-                {{ range $messages }}
-                  {{ if eq .Event $event }}
-                    {{ $event_message = . }}
-                    {{ $event_messages = append $event_messages . }}
+                {{ $first_ts := 0 }}
+                {{ $event := "" }}
+                {{ $event_name := "" }}
+                {{ $last_plaintext := "" }}
+                {{ $source := "" }}
+                {{ range . }}
                 {{ end }}
-                {{ end }}
-                <div>
-                  <br>messages={{ $messages }}
-                  <br>event ={{ $event }}
-                  <br>event_messages ={{ $event_messages }}
-                </div>
                 <tr>
-                  <td>{{ time "Unix" $event_message.TS | time "Time.Format" "Mon Jan 2" }}</td>
-                  <td><a href="https://TODO">{{ $event_message.Event }}</a></td>
-                  <td>{{ $event_message.EventName }}</td>
-                  <td>
-                    {{ $last_message := null }}
-                    {{ range $event_messages }}
-                      {{ $last_message = . }}
-                    {{ end }}
-                    {{ $last_message.Plaintext }}
-                  </td>
-                  <td><a href="{{ $event_message.Source }}">link</a></td>
+                  <td>{{ time "Unix" $first_ts | time "Time.Format" "Mon Jan 02" }}</td>
                 </tr>
               {{ end }}
             </table>