Extensibility walkthrough in capire

orders-ext/.cdsrc.json

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+{}

orders-ext/.gitignore

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+# CAP ext
+_out
+*.db
+*.sqlite
+connection.properties
+default-*.json
+.cdsrc-private.json
+gen/
+node_modules/
+target/
+
+# Web IDE, App Studio
+.che/
+.gen/
+
+# MTA
+*_mta_build_tmp
+*.mtar
+mta_archives/
+
+# Other
+.DS_Store
+*.orig
+*.log
+
+*.iml
+*.flattened-pom.xml
+
+# IDEs
+# .vscode
+# .idea

orders-ext/.vscode/extensions.json

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+{
+	// See https://go.microsoft.com/fwlink/?LinkId=827846 to learn about workspace recommendations.
+	// Extension identifier format: ${publisher}.${name}. Example: vscode.csharp
+
+	// List of extensions which should be recommended for users of this workspace.
+	"recommendations": [
+		"SAPSE.vscode-cds",
+		"dbaeumer.vscode-eslint",
+		"esbenp.prettier-vscode",
+		"mechatroner.rainbow-csv",
+		"humao.rest-client",
+		"alexcvzz.vscode-sqlite",
+		"hbenl.vscode-mocha-test-adapter",
+		"sdras.night-owl"
+	],
+	// List of extensions recommended by VS Code that should not be recommended for users of this workspace.
+	"unwantedRecommendations": [
+
+	]
+}

orders-ext/.vscode/launch.json

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+{
+  // Use IntelliSense to learn about possible attributes.
+  // Hover to view descriptions of existing attributes.
+  // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+  "version": "0.2.0",
+  "configurations": [
+    {
+      "command": "cds run --with-mocks --in-memory?",
+      "name": "cds run",
+      "request": "launch",
+      "type": "node-terminal",
+      "skipFiles": [ "<node_internals>/**" ]
+    }
+  ]
+}

orders-ext/.vscode/settings.json

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+{
+  "eslint.validate": [
+    "cds",
+    "csn",
+    "csv",
+    "csv",
+    "csv (semicolon)",
+    "tsv",
+    "tab"
+  ]
+}

orders-ext/.vscode/tasks.json

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+{
+  // See https://go.microsoft.com/fwlink/?LinkId=733558
+  // for the documentation about the tasks.json format
+  "version": "2.0.0",
+  "tasks": [
+    {
+      "type": "shell",
+      "label": "cds watch",
+      "command": "cds",
+      "args": ["watch"],
+      "group": {
+        "kind": "build",
+        "isDefault": true
+      },
+      "problemMatcher": []
+    },
+    {
+      "type": "shell",
+      "label": "cds run",
+      "command": "cds",
+      "args": ["run", "--with-mocks", "--in-memory?"],
+      "problemMatcher": []
+    }
+  ]
+}

orders-ext/README.md

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+# Getting Started
+
+Welcome to your extension project to  `@capire/orders`.
+
+It contains these folders and files, following our recommended project layout:
+
+| File or Folder | Purpose                        |
+|----------------|--------------------------------|
+| `app/`         | all extensions content is here |
+| `test/`        | all test content is here       |
+| `package.json` | project configuration          |
+| `readme.md`    | this getting started guide     |
+
+
+## Next Steps
+
+- `cds pull` latest models from your base application
+- edit [`./app/extensions.cds`](./app/extensions.cds) to add your extensions
+- `cds watch` your extension in local test-drives
+- `cds build && cds push` your extension to **test** tenant 
+- `cds build && cds push` your extension to **prod** tenant  
+
+
+## Learn More
+
+Learn more at https://cap.cloud.sap/docs/guides/extensibility/customization.

orders-ext/app/extensions.cds

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+namespace x_orders.ext; // for new entities like SalesRegion below
+using { OrdersService, sap, sap.capire.orders.Orders } from '@capire/orders';
+
+extend Orders with { // 2 new fields....
+  x_priority    : String enum {high; medium; low} default 'medium';
+  x_salesRegion : Association to x_SalesRegion;
+}
+
+entity x_SalesRegion : sap.common.CodeList { // Value Help
+  key code : String(11);
+}
+
+
+// -------------------------------------------
+// Fiori Annotations
+
+annotate Orders:x_priority with @title: 'Priority';
+annotate x_SalesRegion:name with @title: 'Sales Region';
+
+annotate OrdersService.Orders with @UI.LineItem: [
+  ... up to { Value: OrderNo },
+  { Value: x_priority },
+  { Value: x_salesRegion.name },
+  ...
+];

orders-ext/package.json

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+{
+  "name": "@capire/orders-ext",
+  "extends": "@capire/orders",
+  "version": "1.0.0",
+  "description": "An extension to @capire/orders application.",
+  "license": "UNLICENSED",
+  "private": true,
+  "dependencies": {
+    "@sap/cds": "^6",
+    "express": "^4"
+  },
+  "devDependencies": {
+    "sqlite3": "^5.1.6"
+  },
+  "scripts": {
+    "start": "cds watch"
+  },
+  "eslintConfig": {
+    "extends": [
+      "eslint:recommended",
+      "plugin:@sap/cds/recommended"
+    ],
+    "env": {
+      "es2020": true,
+      "node": true,
+      "jest": true,
+      "mocha": true
+    },
+    "globals": {
+      "SELECT": true,
+      "INSERT": true,
+      "UPDATE": true,
+      "DELETE": true,
+      "CREATE": true,
+      "DROP": true,
+      "CDL": true,
+      "CQL": true,
+      "CXL": true,
+      "cds": true
+    },
+    "rules": {
+      "no-console": "off",
+      "require-atomic-updates": "off"
+    }
+  }
+}

orders-ext/test/data/sap.capire.orders-Orders.csv

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+ID;createdAt;buyer;OrderNo;currency_code;x_priority;x_salesRegion_code
+7e2f2640-6866-4dcf-8f4d-3027aa831cad;2019-01-31;john.doe@test.com;1;EUR;high;EMEA
+64e718c9-ff99-47f1-8ca3-950c850777d4;2019-01-30;jane.doe@test.com;2;EUR;low;APJ

orders-ext/test/data/x_orders.ext-x_SalesRegion.csv

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+code;name;descr
+AMER;Americas;North, Central and South America
+EMEA;Europe, the Middle East and Africa;Europe, the Middle East and Africa
+APJ;Asia Pacific and Japan;Asia Pacific and Japan

orders/index.cds

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   This model controls what gets exposed
 */
 namespace sap.capire.orders;
-using from './srv/orders-service';
+using from './app/fiori';
 using from './db/schema';

orders/package.json

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   "name": "@capire/orders",
   "version": "1.0.0",
   "dependencies": {
-    "@capire/common": "*",
-    "@sap/cds": ">=5"
+    "@sap/cds": "^6",
+    "@sap/cds-mtxs": "^1",
+    "express": "^4"
+  },
+  "devDependencies": {
+    "sqlite3": "^5"
+  },
+  "scripts": {
+    "start": "cds-serve"
+  },
+  "cds": {
+    "profile": "with-mtx-sidecar",
+    "requires": {
+      "multitenancy": true,
+      "toggles": true,
+      "extensibility": true
+    }
   }
-}
+}