package main

import (
	"context"
	"fmt"
	"os"

	"go.wit.com/log"
	"google.golang.org/genai"
)

// doConnect initializes the Gemini client and handles the request flow.
func doConnect() (*genai.Client, error) {
	apiKey := os.Getenv("GEMINI_API_KEY")
	if apiKey == "" {
		return nil, log.Errorf("GEMINI_API_KEY environment variable not set")
	}

	ctx := context.Background()
	client, err := genai.NewClient(ctx, &genai.ClientConfig{APIKey: apiKey})
	if err != nil {
		return nil, log.Errorf("failed to create new genai client: %w", err)
	}

	return client, err
}

// sampleHello sends a hardcoded prompt to the model and prints the response.
func simpleHello(client *genai.Client) error {
	log.Info("Sending 'hello, how are you' to the Gemini API...")
	ctx := context.Background()

	// Create the parts slice
	parts := []*genai.Part{
		{Text: "hello, how are you"},
	}

	content := []*genai.Content{{Parts: parts}}

	resp, err := client.Models.GenerateContent(ctx, "gemini-2.5-flash", content, nil)
	if err != nil {
		return log.Errorf("error sending message: %v", err)
	}

	log.Info("Response from API:")
	for _, cand := range resp.Candidates {
		if cand.Content != nil {
			for _, part := range cand.Content.Parts {
				fmt.Println(part)
			}
		}
	}
	return nil
}