initial upload of extension sample

node_modules/_base/node_modules/@sap/cds/common.cds

@@ -0,0 +1,135 @@
+type Language : Association to sap.common.Languages;
+type Currency : Association to sap.common.Currencies;
+type Country : Association to sap.common.Countries;
+
+/**
+ * Entities to serve the reuse types with extensible code lists
+ * including built-in support for value lists in Fiori.
+ */
+context sap.common {
+  entity Languages : CodeList {
+    key code : String(14) @(title : '{i18n>LanguageCode}');
+    //> length=14 is to accommodate values like these:
+    // en_US_x_saptrc - (1Q) used as a technical SAP language code
+    // en_US_x_sappsd - (2Q) used as a technical SAP language code
+  }
+
+  entity Countries : CodeList {
+    key code : String(3) @(title : '{i18n>CountryCode}');
+  }
+
+  entity Currencies : CodeList {
+    key code   : String(3) @(title : '{i18n>CurrencyCode}');
+        symbol : String(5) @(title : '{i18n>CurrencySymbol}');
+  }
+
+  aspect CodeList @(
+    cds.autoexpose,
+    cds.persistence.skip : 'if-unused'
+  ) {
+    name  : localized String(255)  @title : '{i18n>Name}';
+    descr : localized String(1000) @title : '{i18n>Description}';
+  }
+}
+
+
+/*
+ * Aspect for entities with canonical universal IDs.
+ */
+aspect cuid {
+  key ID : UUID; //> automatically filled in
+}
+
+/*
+ * Aspect to capture changes by user and name.
+ */
+aspect managed {
+  createdAt  : Timestamp @cds.on.insert : $now;
+  createdBy  : User      @cds.on.insert : $user;
+  modifiedAt : Timestamp @cds.on.insert : $now  @cds.on.update : $now;
+  modifiedBy : User      @cds.on.insert : $user @cds.on.update : $user;
+}
+
+/*
+ * Aspects for entities with temporal data.
+ */
+aspect temporal {
+  validFrom : Timestamp @cds.valid.from;
+  validTo   : Timestamp @cds.valid.to;
+}
+
+
+/**
+ * Canonical user ID
+ */
+type User : String(255);
+
+
+//---------------------------------------------------------------------------
+// Annotations for Fiori UIs...
+
+annotate sap.common.CodeList with @UI.Identification : [{Value:name}];
+annotate sap.common.CodeList with @cds.odata.valuelist;
+
+annotate managed with {
+  createdAt  @UI.HiddenFilter;
+  createdBy  @UI.HiddenFilter;
+  modifiedAt @UI.HiddenFilter;
+  modifiedBy @UI.HiddenFilter;
+}
+
+annotate managed with {
+  createdAt  @Core.Immutable;
+  createdBy  @Core.Immutable;
+}
+
+annotate sap.common.Countries  with { code @Common.Text:name; }
+annotate sap.common.Currencies with { code @Common.Text:name; }
+annotate sap.common.Languages  with { code @Common.Text:name; }
+
+
+//---------------------------------------------------------------------------
+// Common Annotations...
+
+annotate Language with @(
+  title       : '{i18n>Language}',
+  description : '{i18n>LanguageCode.Description}'
+);
+
+annotate Currency with @(
+  title       : '{i18n>Currency}',
+  description : '{i18n>CurrencyCode.Description}'
+);
+
+annotate Country with @(
+  title       : '{i18n>Country}',
+  description : '{i18n>CountryCode.Description}'
+);
+
+annotate User with @(
+  title       : '{i18n>UserID}',
+  description : '{i18n>UserID.Description}'
+);
+
+annotate managed with {
+  createdAt  @title : '{i18n>CreatedAt}';
+  createdBy  @title : '{i18n>CreatedBy}';
+  modifiedAt @title : '{i18n>ChangedAt}';
+  modifiedBy @title : '{i18n>ChangedBy}';
+}
+
+
+//---------------------------------------------------------------------------
+// Temporary Workarounds...
+
+// REVISIT: change @odata.on... to @cds.on...
+// REVISIT: @cds.on... should automatically result in @readonly @Core.Computed
+
+annotate managed with {
+  modifiedAt @readonly  @odata.on.update : #now;
+  createdAt  @readonly  @odata.on.insert : #now;
+  createdBy  @readonly  @odata.on.insert : #user;
+  modifiedBy @readonly  @odata.on.update : #user;
+}
+
+//---------------------------------------------------------------------------