//                           _       _
// __      _____  __ ___   ___  __ _| |_ ___
// \ \ /\ / / _ \/ _` \ \ / / |/ _` | __/ _ \
//  \ V  V /  __/ (_| |\ V /| | (_| | ||  __/
//   \_/\_/ \___|\__,_| \_/ |_|\__,_|\__\___|
//
//  Copyright © 2016 - 2026 Weaviate B.V. All rights reserved.
//
//  CONTACT: hello@weaviate.io
//

package test

import (
	"testing"

	"github.com/stretchr/testify/assert"
	"github.com/stretchr/testify/require"
	"github.com/weaviate/weaviate/test/helper"
	graphqlhelper "github.com/weaviate/weaviate/test/helper/graphql"
	"github.com/weaviate/weaviate/test/helper/sample-schema/books"
)

func testRerankerCohere(host string) func(t *testing.T) {
	return func(t *testing.T) {
		helper.SetupClient(host)
		booksClass := books.ClassModel2VecVectorizer()
		booksClass.ModuleConfig.(map[string]any)["reranker-cohere"] = map[string]any{}
		helper.CreateClass(t, booksClass)
		defer helper.DeleteClass(t, booksClass.Class)

		t.Run("import data", func(t *testing.T) {
			for _, book := range books.Objects() {
				helper.CreateObject(t, book)
				helper.AssertGetObjectEventually(t, book.Class, book.ID)
			}
		})

		t.Run("rerank", func(t *testing.T) {
			query := `
				{
					Get {
						Books{
							title
							_additional{
								id
								rerank(property:"description", query: "Who is the author of Dune?") {
									score
								}
							}
						}
					}
				}`
			result := graphqlhelper.AssertGraphQL(t, helper.RootAuth, query)
			booksResponse := result.Get("Get", "Books").AsSlice()
			require.True(t, len(booksResponse) > 0)
			results, ok := booksResponse[0].(map[string]any)
			require.True(t, ok)
			assert.True(t, results["title"] != nil)
			assert.NotNil(t, results["_additional"])
			additional, ok := results["_additional"].(map[string]any)
			require.True(t, ok)
			assert.Equal(t, books.Dune.String(), additional["id"])
			assert.NotNil(t, additional["rerank"])
			rerank, ok := additional["rerank"].([]any)
			require.True(t, ok)
			score, ok := rerank[0].(map[string]any)
			require.True(t, ok)
			require.NotNil(t, score)
			assert.NotNil(t, score["score"])
		})
	}
}
