creating an end point for migrating fqm

src/main/java/org/folio/fqm/resource/MigrationController.java

@@ -1,11 +1,15 @@
 package org.folio.fqm.resource;
 
 import lombok.RequiredArgsConstructor;
+import org.folio.fqm.domain.dto.FqmMigrateRequest;
+import org.folio.fqm.domain.dto.FqmMigrateResponse;
+import org.folio.fqm.migration.MigratableQueryInformation;
 import org.folio.fqm.service.MigrationService;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.RestController;
 
+
 @RestController
 @RequiredArgsConstructor
 public class MigrationController implements FqmVersionApi {
@@ -15,4 +19,24 @@ public class MigrationController implements FqmVersionApi {
   public ResponseEntity<String> getFqmVersion() {
     return new ResponseEntity<>(migrationService.getLatestVersion(), HttpStatus.OK);
   }
+
+  @Override
+  public ResponseEntity<FqmMigrateResponse> fqmMigrate(FqmMigrateRequest fqmMigrateRequest) {
+    MigratableQueryInformation migratableQueryInformation = new MigratableQueryInformation(
+      fqmMigrateRequest.getEntityTypeId(),
+      fqmMigrateRequest.getFqlQuery(),
+      fqmMigrateRequest.getFields()
+    );
+
+    migrationService.migrate(migratableQueryInformation);
+
+    FqmMigrateResponse fqmMigrateResponse = new FqmMigrateResponse()
+      .entityTypeId(migratableQueryInformation.entityTypeId())
+      .fqlQuery(migratableQueryInformation.fqlQuery())
+      .fields(migratableQueryInformation.fields())
+      .warnings(migratableQueryInformation.warnings().stream()
+        .map(warning -> warning.getType().toString())
+        .toList());
+    return new ResponseEntity<>(fqmMigrateResponse, HttpStatus.OK);
+  }
 }

src/main/resources/swagger.api/mod-fqm-manager.yaml

@@ -79,6 +79,30 @@ paths:
           $ref: '#/components/responses/badRequestResponse'
         '500':
           $ref: '#/components/responses/internalServerErrorResponse'
+  /fqm/migrate:
+    post:
+      summary: fqm migrate request
+      operationId: fqmMigrate
+      tags:
+        - fqmVersion
+      requestBody:
+        description: 'Request for FQM version submitted successfully'
+        required: true
+        content:
+          application/json:
+            schema:
+              $ref: '#/components/schemas/fqmMigrateRequest'
+      responses:
+        '201':
+          description:  'FQM version updated successfully'
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/fqmMigrateResponse'
+        '400':
+          $ref: '#/components/responses/badRequestResponse'
+        '500':
+          $ref: '#/components/responses/internalServerErrorResponse'
 
 components:
   parameters:
@@ -137,6 +161,10 @@ components:
           type: array
           items:
             type: string
+    fqmMigrateRequest:
+      $ref: schemas/FqmMigrateRequest.json
+    fqmMigrateResponse:
+      $ref: schemas/FqmMigrateResponse.json
 
   responses:
     badRequestResponse:
@@ -159,4 +187,3 @@ components:
                 code: unexpected.error
           schema:
             $ref: "#/components/schemas/errorResponse"
-

src/main/resources/swagger.api/schemas/FqmMigrateRequest.json

@@ -0,0 +1,27 @@
+{
+  "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "title": "Entity Upgrade Request",
+  "description": "Schema for a request to upgrade an entity payload, including an entity type ID, FQL query, and list of fields.",
+  "type": "object",
+  "properties": {
+    "entityTypeId": {
+      "description": "ID of the entity type to be upgraded",
+      "type": "string",
+      "format": "UUID"
+    },
+    "fqlQuery": {
+      "description": "FQL query string to be used for the upgrade",
+      "type": "string"
+    },
+    "fields": {
+      "description": "List of fields to be included in the upgrade",
+      "type": "array",
+      "items": {
+        "type": "string"
+      }
+    }
+  },
+  "required": [
+    "entityTypeId"
+  ]
+}

src/main/resources/swagger.api/schemas/FqmMigrateResponse.json

@@ -0,0 +1,34 @@
+{
+  "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "title": "Entity Upgrade Response",
+  "description": "Schema for a response to upgrade FQM",
+  "type": "object",
+  "properties": {
+    "entityTypeId": {
+      "description": "ID of the entity type upgraded successfully",
+      "type": "string",
+      "format": "UUID"
+    },
+    "fqlQuery": {
+      "description": "FQL query string upgraded successfully",
+      "type": "string"
+    },
+    "fields": {
+      "description": "List of fields upgraded successfully",
+      "type": "array",
+      "items": {
+        "type": "string"
+      }
+    },
+  "warnings": {
+    "description": "List of warnings issued during the upgrade",
+    "type": "array",
+    "items": {
+      "type": "string"
+    }
+  }
+},
+  "required": [
+    "entityTypeId"
+  ]
+}

src/test/java/org/folio/fqm/controller/MigrationControllerTest.java

@@ -1,24 +1,38 @@
 package org.folio.fqm.controller;
 
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.folio.fqm.domain.dto.FqmMigrateRequest;
+import org.folio.fqm.migration.MigratableQueryInformation;
+import org.folio.fqm.migration.warnings.DeprecatedEntityWarning;
+import org.folio.fqm.migration.warnings.Warning;
 import org.folio.fqm.resource.MigrationController;
 import org.folio.fqm.service.MigrationService;
 import org.folio.spring.FolioExecutionContext;
+import org.folio.spring.integration.XOkapiHeaders;
+import org.jetbrains.annotations.NotNull;
 import org.junit.jupiter.api.Test;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.autoconfigure.web.servlet.WebMvcTest;
 import org.springframework.boot.test.mock.mockito.MockBean;
-import org.springframework.http.MediaType;
 import org.springframework.test.web.servlet.MockMvc;
 import org.springframework.test.web.servlet.RequestBuilder;
 import org.springframework.test.web.servlet.request.MockMvcRequestBuilders;
 
+import java.util.List;
+import java.util.UUID;
+
+import static org.hamcrest.Matchers.is;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.when;
-import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
-import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.content;
+import static org.springframework.http.MediaType.APPLICATION_JSON;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.*;
 
 @WebMvcTest(MigrationController.class)
 class MigrationControllerTest {
   private static final String GET_VERSION_URL = "/fqm/version";
+
+  private static final String POST_FQM_MIGRATE_REQUEST = "/fqm/migrate";
   @Autowired
   private MockMvc mockMvc;
 
@@ -35,10 +49,51 @@ void shouldReturnVersion() throws Exception {
     when(migrationService.getLatestVersion()).thenReturn("1");
     RequestBuilder builder = MockMvcRequestBuilders
       .get(GET_VERSION_URL)
-      .accept(MediaType.APPLICATION_JSON);
+      .accept(APPLICATION_JSON);
     mockMvc
       .perform(builder)
       .andExpect(status().isOk())
       .andExpect(content().string("1"));
   }
+
+@Test
+void shouldMigrateFqmSuccessfully() throws Exception {
+  String tenantId = "tenant_01";
+  UUID entityTypeID = UUID.randomUUID();
+  FqmMigrateRequest fqmMigrateRequest = getFqmMigrateRequest(entityTypeID);
+
+  MigratableQueryInformation migratableQueryInformation = mock(MigratableQueryInformation.class);
+
+  Warning deprecatedEntityWarning = new DeprecatedEntityWarning("abc", "def");
+  List<Warning> warningList = List.of(deprecatedEntityWarning);
+
+  when(executionContext.getTenantId()).thenReturn(tenantId);
+  when(migratableQueryInformation.entityTypeId()).thenReturn(entityTypeID);
+  when(migratableQueryInformation.fqlQuery()).thenReturn("users.active");
+  when(migratableQueryInformation.fields()).thenReturn(List.of("field1", "field2"));
+  when(migratableQueryInformation.warnings()).thenReturn(warningList);
+
+  when(migrationService.migrate(any(MigratableQueryInformation.class))).thenReturn(migratableQueryInformation);
+
+  RequestBuilder builder = MockMvcRequestBuilders
+    .post(POST_FQM_MIGRATE_REQUEST)
+    .header(XOkapiHeaders.TENANT, tenantId)
+    .contentType(APPLICATION_JSON)
+    .content(new ObjectMapper().writeValueAsString(fqmMigrateRequest));
+
+  mockMvc
+    .perform(builder)
+    .andExpect(status().isOk())
+    .andExpect(jsonPath("$.entityTypeId", is(entityTypeID.toString())))
+    .andExpect(jsonPath("$.fqlQuery", is("users.active")))
+    .andExpect(jsonPath("$.fields", is(List.of("field1", "field2"))));
+}
+  @NotNull
+  private static FqmMigrateRequest getFqmMigrateRequest(UUID entityTypeID) {
+    FqmMigrateRequest fqmMigrateRequest = new FqmMigrateRequest();
+    fqmMigrateRequest.setEntityTypeId(entityTypeID);
+    fqmMigrateRequest.setFqlQuery("users.active");
+    fqmMigrateRequest.setFields(List.of("field1", "field2"));
+    return fqmMigrateRequest;
+  }
 }