docs(reports): sequence helper in chronos

Co-authored-by: LordBaryhobal <lordbaryhobal@gmail.com>
Signed-off-by: Klagarge <remi@heredero.ch>

report/meetings/260611-final/db.typ

@@ -39,22 +39,35 @@
   main.display
   ig.display
   db.display
-
   _col(b.name, mg.name, width: 5cm)
   _col(mg.name, main.name, width: 5cm)
   _col(main.name, ig.name, width: 5cm)
   _col(ig.name, db.name, width: 5cm)
-
-  sync(main, mg, "New", create-dst: true)
-  sync(mg, b, "subscribe")
-  sync(main, ig, "New", create-dst: true)
-  async(b, mg, "message")
-  sync(mg, main, "DataPoint")
-  sync(main, main, "map topics")
-  sync(main, ig, "DataPoint")
-  async(ig, db, "flush")
 }
 
+#let toDB-seq = (
+  async(b, mg, "message"),
+  sync(mg, main, "DataPoint"),
+  sync(main, main, "map topics"),
+  sync(main, ig, "DataPoint"),
+  async(ig, db, "flush")
+)
+
+#set align(center+top)
+#v(1em)
+#figure(
+  box(height: 10cm, {
+    let diag = toDB
+    for (i, step) in toDB-seq.enumerate(start: 1) {
+      diag += step
+      only(i, chronos.diagram(diag, width: 90%))
+    }
+  }),
+  caption: [Sequence from broker to DB]
+) <fig:seq:toDB>
+
+
+== Database & API - Get data from DB
 #let fromDB = {
   import chronos: *
   db.display
@@ -62,29 +75,32 @@
   main.display
   rg.display
   u.display
-
   _col(db.name, ig.name, width: 5cm)
   _col(ig.name, main.name, width: 5cm)
   _col(main.name, rg.name, width: 5cm)
   _col(rg.name, u.name, width: 5cm)
-
-  async(u, rg, "Request")
-  sync(rg, main, "getNodes")
-  sync(main, rg, "", dashed: true)
-  sync(rg, ig, "Query")
-  sync(ig, db, "")
-  sync(db, ig, "", dashed: true)
-  sync(ig, rg, "", dashed: true)
-  sync(rg, u, "", dashed: true)
 }
 
----
+#let fromDB-seq = (
+  async(u, rg, "Request"),
+  sync(rg, main, "getNodes"),
+  sync(main, rg, "", dashed: true),
+  sync(rg, ig, "Query"),
+  sync(ig, db, ""),
+  sync(db, ig, "", dashed: true),
+  sync(ig, rg, "", dashed: true),
+  sync(rg, u, "", dashed: true),
+)
+
+#set align(center+top)
+#v(1em)
 #figure(
-  chronos.diagram(toDB, width: 90%),
+  box(height: 11.75cm, {
-  caption: [Sequence from broker to DB]
+    let diag = fromDB
-) <fig:seq:toDB>
+    for (i, step) in fromDB-seq.enumerate(start: 1) {
----
+      diag += step
-#figure(
+      only(i, chronos.diagram(diag, width: 90%))
-  chronos.diagram(fromDB, width: 90%),
+    }
+  }),
   caption: [Sequence to REST from DB]
 ) <fig:seq:fromDB>