Adressvererbung zwischen Terminen über Veranstaltungsort-Kennzeichen

7 files changed, 54 insertions, 35 deletions

diff --git a/www/framework/default.nix b/www/framework/default.nix
index 71d3c98..91b21a4 100644
--- a/www/framework/default.nix
+++ b/www/framework/default.nix
@@ -45,7 +45,12 @@ in
       description = ''
         Termine
       '';
-      type = with types; attrsOf (submodule config.types.event);
+      type =
+        with types;
+        attrsOf (submodule [
+          config.types.event
+          { _module.args.events = config.events; }
+        ]);
       default = { };
     };
 
diff --git a/www/framework/event.nix b/www/framework/event.nix
index 7dea810..2daa4a2 100644
--- a/www/framework/event.nix
+++ b/www/framework/event.nix
@@ -1,9 +1,23 @@
 { config, ... }:
 {
   config.types.event =
-    event@{ lib, ... }:
+    event@{ lib, events, ... }:
     let
       inherit (lib) mkOption types;
+      cfg = event.config;
+      sort-key = e: "${e.date.start} ${e.time.start}";
+      prior =
+        let
+          candidates = lib.filter (
+            e:
+            e.venue != null && e.venue == cfg.venue && sort-key e < sort-key cfg && !e.address.once
+          ) (lib.attrValues events);
+          sorted = lib.sortOn sort-key candidates;
+        in
+        if sorted == [ ] then
+          throw "Kein vorheriger Termin mit gleichem Veranstaltungsort gefunden."
+        else
+          lib.last sorted;
     in
     {
       imports = [ config.types.document ];
@@ -144,19 +158,33 @@
           type = types.str;
           example = "Samstag, 20.12.2025 von 15:00 bis 17:00 Uhr";
         };
+        venue = mkOption {
+          description = ''
+            Kennzeichen des Veranstaltungsorts zum Wiederverwenden von Angaben in nachfolgenden Terminen.
+          '';
+          type = with types; nullOr singleLineStr;
+          default = null;
+        };
         address.name = mkOption {
           description = ''
             Eigenname des Veranstaltungsorts
           '';
           type = with types; nullOr str;
           example = "Treffpunkthaus";
-          default = null;
+          default = if cfg.venue == null then null else prior.address.name;
+          defaultText = lib.literalMD "Adresse des vorherigen Termins mit gleichem Veranstaltungsort, falls vorhanden.";
         };
         address.text = mkOption {
           description = ''
             Ort in Textform
           '';
           type = types.lines;
+          default =
+            if cfg.venue == null then
+              throw "Ohne Veranstaltungsort-Kennzeichen muss die Adresse vollständig angegeben werden."
+            else
+              prior.address.text;
+          defaultText = lib.literalMD "Adresse des vorherigen Termins mit gleichem Veranstaltungsort.";
         };
         address.openstreetmap = mkOption {
           description = ''
@@ -175,6 +203,19 @@
           example = {
             node = 6549438363;
           };
+          default =
+            if cfg.venue == null then
+              throw "Ohne Veranstaltungsort-Kennzeichen muss die Adresse vollständig angegeben werden."
+            else
+              prior.address.openstreetmap;
+          defaultText = lib.literalMD "Adresse des vorherigen Termins mit gleichem Veranstaltungsort.";
+        };
+        address.once = mkOption {
+          description = ''
+            Wenn gesetzt, wird die Adresse nicht in nachfolgende Termine vererbt.
+          '';
+          type = types.bool;
+          default = false;
         };
       };
     };
diff --git a/www/termine/2025-11-low-budget-poetry-slam.nix b/www/termine/2025-11-low-budget-poetry-slam.nix
index 5ff2780..6560c2e 100644
--- a/www/termine/2025-11-low-budget-poetry-slam.nix
+++ b/www/termine/2025-11-low-budget-poetry-slam.nix
@@ -4,6 +4,7 @@
   date.start = "2025-11-22";
   time.start = "19:30";
   datetime-range-text = "Samstag, 22.11.2025 ${config.time.start}";
+  venue = "treffpunkthaus";
   address = {
     name = "Treffpunkthaus Heimfeld";
     openstreetmap.node = 6549438363;
diff --git a/www/termine/2026-03-low-budget-poetry-slam.nix b/www/termine/2026-03-low-budget-poetry-slam.nix
index 385f08f..7a4ee57 100644
--- a/www/termine/2026-03-low-budget-poetry-slam.nix
+++ b/www/termine/2026-03-low-budget-poetry-slam.nix
@@ -4,14 +4,7 @@
   date.start = "2026-03-14";
   time.start = "19:30";
   datetime-range-text = "Samstag, 14.03.2026 ${config.time.start}";
-  address = {
-    name = "Treffpunkthaus Heimfeld";
-    openstreetmap.node = 6549438363;
-    text = ''
-      Friedrich-Naumann-Straße 9-11
-      21075 Hamburg
-    '';
-  };
+  venue = "treffpunkthaus";
   data = [
     {
       name = "Moderation";
diff --git a/www/termine/2026-05-low-budget-poetry-slam.nix b/www/termine/2026-05-low-budget-poetry-slam.nix
index a1b2265..a49a3b4 100644
--- a/www/termine/2026-05-low-budget-poetry-slam.nix
+++ b/www/termine/2026-05-low-budget-poetry-slam.nix
@@ -4,14 +4,7 @@
   date.start = "2026-05-09";
   time.start = "19:30";
   datetime-range-text = "Samstag, 09.05.2026 ${config.time.start}";
-  address = {
-    name = "Treffpunkthaus Heimfeld";
-    openstreetmap.node = 6549438363;
-    text = ''
-      Friedrich-Naumann-Straße 9-11
-      21075 Hamburg
-    '';
-  };
+  venue = "treffpunkthaus";
   data = [
     {
       name = "Moderation";
diff --git a/www/termine/2026-09-low-budget-poetry-slam.nix b/www/termine/2026-09-low-budget-poetry-slam.nix
index ad27d67..f36a5a4 100644
--- a/www/termine/2026-09-low-budget-poetry-slam.nix
+++ b/www/termine/2026-09-low-budget-poetry-slam.nix
@@ -4,14 +4,7 @@
   date.start = "2026-09-12";
   time.start = "19:30";
   datetime-range-text = "Samstag, 12.09.2026 ${config.time.start}";
-  address = {
-    name = "Treffpunkthaus Heimfeld";
-    openstreetmap.node = 6549438363;
-    text = ''
-      Friedrich-Naumann-Straße 9-11
-      21075 Hamburg
-    '';
-  };
+  venue = "treffpunkthaus";
   data = [
     {
       name = "Moderation";
diff --git a/www/termine/2026-11-low-budget-poetry-slam.nix b/www/termine/2026-11-low-budget-poetry-slam.nix
index 69ec1e7..6c026c2 100644
--- a/www/termine/2026-11-low-budget-poetry-slam.nix
+++ b/www/termine/2026-11-low-budget-poetry-slam.nix
@@ -4,14 +4,7 @@
   date.start = "2026-11-14";
   time.start = "19:30";
   datetime-range-text = "Samstag, 14.11.2026 ${config.time.start}";
-  address = {
-    name = "Treffpunkthaus Heimfeld";
-    openstreetmap.node = 6549438363;
-    text = ''
-      Friedrich-Naumann-Straße 9-11
-      21075 Hamburg
-    '';
-  };
+  venue = "treffpunkthaus";
   data = [
     {
       name = "Moderation";