// Command structured demonstrates typed structured output: the JSON schema
// is derived from a Go struct, mapped to the provider's native mechanism,
// and the response is unmarshaled back into the struct.
package main

import (
	"context"
	"flag"
	"fmt"
	"log"

	"gitea.stevedudenhoeffer.com/steve/majordomo"
)

// Recipe is the shape we want back. Field tags document and constrain the
// schema (`description`, `enum`); pointers mark nullable fields.
type Recipe struct {
	Name       string   `json:"name"`
	Servings   int      `json:"servings"`
	Difficulty string   `json:"difficulty" enum:"easy,medium,hard"`
	Steps      []string `json:"steps" description:"short imperative steps"`
	WinePair   *string  `json:"wine_pairing" description:"null if none appropriate"`
}

func main() {
	model := flag.String("model", "ollama-cloud/minimax-m3:cloud", "model spec")
	flag.Parse()

	m, err := majordomo.Parse(*model)
	if err != nil {
		log.Fatalf("parse: %v", err)
	}

	recipe, err := majordomo.Generate[Recipe](context.Background(), m, majordomo.Request{
		Messages: []majordomo.Message{majordomo.UserText("A weeknight mushroom risotto.")},
	})
	if err != nil {
		log.Fatalf("generate: %v", err)
	}

	fmt.Printf("%s (serves %d, %s)\n", recipe.Name, recipe.Servings, recipe.Difficulty)
	for i, s := range recipe.Steps {
		fmt.Printf("  %d. %s\n", i+1, s)
	}
	if recipe.WinePair != nil {
		fmt.Printf("wine: %s\n", *recipe.WinePair)
	}
}