allow duplicates in database, and start of web server

Makefile

@@ -35,6 +35,13 @@ build-linux-debug-container:
 build-web-debug-container:
 	$(FLUTTERW) build web --debug
 
+# Zip web build for embedding as asset
+assets/generated/webapp.zip: build/web
+	mkdir -p assets/generated
+	cd build/web && zip -r ../../assets/generated/webapp.zip .
+
+build-webapp-zip: assets/generated/webapp.zip
+
 run-linux-debug-container:
 	$(FLUTTERW) run -d linux
 

lib/corpus.dart

@@ -245,13 +245,6 @@ class Corpus{
     loadFormulas(formulas, replaceOnDuplicates: replaceOnDuplicates, checkUnits: true);
   }
 
-  /// Loads corpus from database elements
-  static Future<Corpus> fromDatabaseElements(List<FormulaElement> elements) async {
-    final corpus = Corpus();
-    corpus.loadFormulaElements(elements);
-    return corpus;
-  }
-
   /// Returns the formula, the units of the formula, and all the units from the corpus with the same base unit.
   List<FormulaElement> withDependencies(Formula formula) {
     final result = <FormulaElement>{};

lib/main.dart

@@ -142,7 +142,9 @@ Future<Corpus> loadCorpusFromDatabaseOrAssets() async {
       return defaultCorpus;
     } else {
       // Load corpus from database elements
-      return await Corpus.fromDatabaseElements(dbElements);
+      final corpus = Corpus();
+      corpus.loadFormulaElements(dbElements, true);
+      return corpus;
     }
   } catch (e, st) {
     // If there's an error loading from database, fall back to default corpus

pubspec.lock

@@ -17,6 +17,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "8.4.1"
+  archive:
+    dependency: "direct main"
+    description:
+      name: archive
+      sha256: a96e8b390886ee8abb49b7bd3ac8df6f451c621619f52a26e815fdcf568959ff
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.0.9"
   args:
     dependency: transitive
     description:
@@ -688,6 +696,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.5.2"
+  posix:
+    dependency: transitive
+    description:
+      name: posix
+      sha256: "185ef7606574f789b40f289c233efa52e96dead518aed988e040a10737febb07"
+      url: "https://pub.dev"
+    source: hosted
+    version: "6.5.0"
   provider:
     dependency: transitive
     description:

pubspec.yaml

@@ -53,6 +53,7 @@ dependencies:
   collection: 
   share_plus:
   receive_sharing_intent:
+  archive: ^4.0.9
 
 dev_dependencies:
   flutter_test:
@@ -88,6 +89,7 @@ flutter:
   assets:
     - assets/units/
     - assets/formulas/
+    - assets/generated/webapp.zip
 
   # An image asset can refer to one or more resolution-specific "variants", see
   # https://flutter.dev/to/resolution-aware-images