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Add get all assets endpoint

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Signed-off-by: James Taylor <jamest@uk.ibm.com>
This commit is contained in:
James Taylor 2021-07-15 12:08:29 +01:00
parent d810128fcd
commit 400367e8a6
2 changed files with 34 additions and 7 deletions
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22
README.md
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@ -8,6 +8,8 @@ The REST API is intended to work with the [basic asset transfer example](https:/
To install the basic asset transfer chaincode on a local Fabric network, follow the [Using the Fabric test network](https://hyperledger-fabric.readthedocs.io/en/release-2.2/test_network.html) tutorial To install the basic asset transfer chaincode on a local Fabric network, follow the [Using the Fabric test network](https://hyperledger-fabric.readthedocs.io/en/release-2.2/test_network.html) tutorial
**Note:** these instructions should work with the release-2.2 branch of `fabric-samples` but later versions require some changes
To build and start the sample REST server, you'll need to [download and install an LTS version of node](https://nodejs.org/en/download/) To build and start the sample REST server, you'll need to [download and install an LTS version of node](https://nodejs.org/en/download/)
Clone this repository and change to the `fabric-rest-sample/asset-transfer-basic/rest-api-typescript` directory before running the following commands Clone this repository and change to the `fabric-rest-sample/asset-transfer-basic/rest-api-typescript` directory before running the following commands
@ -44,38 +46,44 @@ npm run start:dev
If everything went well, you can now make REST calls! If everything went well, you can now make REST calls!
For example, check whether an asset exists... For example, get all assets...
```shell ```shell
curl -v -X OPTIONS http://localhost:3000/api/assets/asset7 curl http://localhost:3000/api/assets
```
Check whether an asset exists...
```shell
curl --include --request OPTIONS http://localhost:3000/api/assets/asset7
``` ```
Create an asset... Create an asset...
```shell ```shell
curl --header "Content-Type: application/json" --request POST --data '{"id":"asset7","color":"red","size":42,"owner":"Jean","appraisedValue":101}' http://localhost:3000/api/assets curl --include --header "Content-Type: application/json" --request POST --data '{"id":"asset7","color":"red","size":42,"owner":"Jean","appraisedValue":101}' http://localhost:3000/api/assets
``` ```
Read an asset... Read an asset...
```shell ```shell
curl -v http://localhost:3000/api/assets/asset7 curl http://localhost:3000/api/assets/asset7
``` ```
Update an asset... Update an asset...
```shell ```shell
curl --header "Content-Type: application/json" --request PUT --data '{"id":"asset7","color":"red","size":11,"owner":"Jean","appraisedValue":101}' http://localhost:3000/api/assets/asset7 curl --include --header "Content-Type: application/json" --request PUT --data '{"id":"asset7","color":"red","size":11,"owner":"Jean","appraisedValue":101}' http://localhost:3000/api/assets/asset7
``` ```
Transfer an asset... Transfer an asset...
```shell ```shell
curl --header "Content-Type: application/json" --request PATCH --data '[{"op":"replace","path":"/owner","value":"Ashleigh"}]' http://localhost:3000/api/assets/asset7 curl --include --header "Content-Type: application/json" --request PATCH --data '[{"op":"replace","path":"/owner","value":"Ashleigh"}]' http://localhost:3000/api/assets/asset7
``` ```
Delete an asset... Delete an asset...
```shell ```shell
curl -v -X DELETE http://localhost:3000/api/assets/asset7 curl --include --request DELETE http://localhost:3000/api/assets/asset7
``` ```

19
asset-transfer-basic/rest-api-typescript/src/assets.router.ts
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@ -27,6 +27,25 @@ const { ACCEPTED, BAD_REQUEST, INTERNAL_SERVER_ERROR, NOT_FOUND, OK } =
export const assetsRouter = express.Router(); export const assetsRouter = express.Router();
assetsRouter.get('/', async (req: Request, res: Response) => {
logger.debug('Get all assets request received');
try {
const contract: Contract = req.app.get('contract');
const data = await contract.evaluateTransaction('GetAllAssets');
const assets = JSON.parse(data.toString());
return res.status(OK).json(assets);
} catch (err) {
logger.error(err, 'Error processing get all assets request');
return res.status(INTERNAL_SERVER_ERROR).json({
status: getReasonPhrase(INTERNAL_SERVER_ERROR),
timestamp: new Date().toISOString(),
});
}
});
assetsRouter.post( assetsRouter.post(
'/', '/',
body().isObject().withMessage('body must contain an asset object'), body().isObject().withMessage('body must contain an asset object'),