se agrego la visualizacion de recetas y se arreglo la carga de recetas

asset-transfer-basic/maven-example/src/main/java/com/code/hyperledger/controllers/Example.java

@@ -9,8 +9,6 @@ public class Example {
 
     @GetMapping("/hello")
     public String sayHello() {
-        Receta receta = new Receta();
-
         return "Hello, World!";
     }
 }

asset-transfer-basic/maven-example/src/main/java/com/code/hyperledger/controllers/RecetaController.java

@@ -2,14 +2,16 @@ package com.code.hyperledger.controllers;
 
 import com.code.hyperledger.coso.Receta;
 import com.code.hyperledger.services.RecetaService;
+import org.hyperledger.fabric.client.*;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 
-import java.time.LocalDate;
+import java.io.IOException;
-import java.time.LocalDateTime;
+import java.time.Instant;
 
 @RestController
 
@@ -19,21 +21,29 @@ public class RecetaController {
     @Autowired
     private RecetaService recetaService;
 
-    //usar este endpoint
     @PostMapping("/crear")
-    public String crear() {
+    public ResponseEntity<Receta> crear(Receta receta) {
         System.out.println("\n--> Submit Transaction: CreateAsset, creates new asset with all arguments");
-        recetaService.crearReceta();
 
-        return "Hello, World!";
+        String assetId = "asset" + Instant.now().toEpochMilli();
+        receta.setId(assetId);
+        try {
+            recetaService.cargarReceta(receta);
+        } catch (CommitStatusException | EndorseException | CommitException | SubmitException e) {
+            return new ResponseEntity<>(HttpStatus.UNAUTHORIZED);
+
+        }
+
+        return new ResponseEntity<>(receta, HttpStatus.OK);
     }
 
-    @GetMapping("/obtener")
+    @PostMapping("/obtener")
-    public String sayHello() {
+    public ResponseEntity<Receta> find(String id) {
-        com.code.hyperledger.coso.Receta receta = new com.code.hyperledger.coso.Receta();
+        try {
-
+            return new ResponseEntity<>(recetaService.obtenerReceta(id), HttpStatus.OK);
-        return "Hello, World!";
+        } catch (IOException | GatewayException e) {
+            e.printStackTrace();
+            return new ResponseEntity<>(HttpStatus.NOT_FOUND);
+        }
     }
-
-
 }

asset-transfer-basic/maven-example/src/main/java/com/code/hyperledger/coso/Receta.java

@@ -1,12 +1,12 @@
 package com.code.hyperledger.coso;
 
-import java.time.LocalDate;
-import java.time.LocalDateTime;
-
 import lombok.AllArgsConstructor;
 import lombok.Data;
 import lombok.NoArgsConstructor;
 
+import java.time.LocalDate;
+import java.time.LocalDateTime;
+
 @Data
 @AllArgsConstructor
 @NoArgsConstructor
@@ -27,5 +27,4 @@ public class Receta {
     private LocalDate fechaDeAutorizacion;
     private int cantidad;
     private LocalDate expectedSupplyDuration;
-
 }

asset-transfer-basic/maven-example/src/main/java/com/code/hyperledger/services/RecetaService.java

@@ -1,7 +1,7 @@
 package com.code.hyperledger.services;
 
-import com.code.hyperledger.App;
 import com.code.hyperledger.coso.Receta;
+import com.fasterxml.jackson.databind.ObjectMapper;
 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
 import io.grpc.Grpc;
@@ -14,6 +14,7 @@ import org.springframework.stereotype.Service;
 
 import javax.annotation.PostConstruct;
 import java.io.IOException;
+import java.nio.charset.StandardCharsets;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
@@ -45,7 +46,7 @@ public class RecetaService {
     private static final String OVERRIDE_AUTH = "peer0.org1.example.com";
 
     private Contract contract;
-    private final String assetId = "asset" + Instant.now().toEpochMilli();
+    //private final String assetId = "asset" + Instant.now().toEpochMilli();
     private final Gson gson = new GsonBuilder().setPrettyPrinting().create();
 
 
@@ -71,9 +72,10 @@ public class RecetaService {
 
         try (var gateway = builder.connect()) {
             this.setContract(gateway);
-        } finally {
+            this.initLedger();
+        } /*finally {
             channel.shutdownNow().awaitTermination(5, TimeUnit.SECONDS);
-        }
+        }*/
 
     }
 
@@ -117,29 +119,9 @@ public class RecetaService {
         System.out.println("*** Transaction committed successfully");
     }
 
-    public void crearReceta() {
+    public void cargarReceta(Receta receta) throws CommitStatusException, EndorseException, CommitException, SubmitException {
         System.out.println("\n--> Submit Transaction: CreateAsset, creates new asset with all arguments");
 
-        Receta receta = new Receta(
-                assetId,
-                "Tom",
-                "presc456",
-                "active",
-                LocalDateTime.now(),
-                "high",
-                "Medicine XYZ",
-                "Condition ABC",
-                "Take with food",
-                "30 days",
-                "1 pill per day",
-                "1 year",
-                "12345678",
-                LocalDate.now(),
-                30,
-                LocalDate.now()
-        );
-
-        try {
             contract.submitTransaction(
                     "CreateAsset",
                     receta.getId(),
@@ -159,19 +141,15 @@ public class RecetaService {
                     Integer.toString(receta.getCantidad()),
                     receta.getExpectedSupplyDuration().toString()
             );
-        } catch (EndorseException e) {
-            e.printStackTrace();
-        } catch (SubmitException e) {
-            e.printStackTrace();
-        } catch (CommitStatusException e) {
-            e.printStackTrace();
-        } catch (CommitException e) {
-            e.printStackTrace();
-        }
 
         System.out.println("*** Transaction committed successfully");
-
     }
 
+    public Receta obtenerReceta(String assetId) throws GatewayException, IOException {
+        System.out.println("\n--> Evaluate Transaction: ReadAsset, function returns asset attributes");
 
+        var evaluateResult = contract.evaluateTransaction("ReadAsset", assetId);
+        ObjectMapper objectMapper = new ObjectMapper();
+        return objectMapper.readValue(evaluateResult, Receta.class);
+    }
 }