package contracts

import (
	"encoding/json"
	"testing"
)

func TestASRInputSampleRateExamples(t *testing.T) {
	schema, err := CompileCurrent("http-task-detail.schema.json")
	if err != nil {
		t.Fatal(err)
	}
	for _, tc := range []struct {
		name string
		rate float64
	}{
		{"8khz", 8000},
		{"16khz", 16000},
	} {
		t.Run(tc.name, func(t *testing.T) {
			fixture, err := Files.ReadFile("schema/examples/config-read-task-asr-" + tc.name + ".json")
			if err != nil {
				t.Fatal(err)
			}
			var doc map[string]any
			if err := json.Unmarshal(fixture, &doc); err != nil {
				t.Fatal(err)
			}
			params := doc["agent"].(map[string]any)["asr"].(map[string]any)["params"].(map[string]any)
			if got := params["sample_rate"]; got != tc.rate {
				t.Fatalf("sample_rate=%v, want %v", got, tc.rate)
			}
			if err := schema.Validate(doc); err != nil {
				t.Fatal(err)
			}
		})
	}
}

// Schema acceptance describes the task input, not a working resampler or a
// provider's actual capabilities. Do not bind it to Agent's internal rate.
func TestASRSampleRateSchemaDoesNotBindInternalFormat(t *testing.T) {
	schema, err := CompileCurrent("http-task-detail.schema.json")
	if err != nil {
		t.Fatal(err)
	}
	for _, mode := range []string{"asr", "full"} {
		fixture, err := Files.ReadFile("schema/examples/config-read-task-" + mode + ".json")
		if err != nil {
			t.Fatal(err)
		}
		for _, tc := range []struct {
			name   string
			params map[string]any
			valid  bool
		}{
			{"empty parameters remain valid", map[string]any{}, true},
			{"8khz input", map[string]any{"sample_rate": 8000}, true},
			{"16khz input", map[string]any{"sample_rate": 16000}, true},
			{"no fixed supported-rate enumeration", map[string]any{"sample_rate": 48000}, true},
			{"nested parameters remain invalid", map[string]any{"sample_rate": map[string]any{"hz": 8000}}, false},
		} {
			t.Run(mode+"/"+tc.name, func(t *testing.T) {
				var doc map[string]any
				if err := json.Unmarshal(fixture, &doc); err != nil {
					t.Fatal(err)
				}
				doc["agent"].(map[string]any)["asr"].(map[string]any)["params"] = tc.params
				if err := schema.Validate(doc); (err == nil) != tc.valid {
					t.Fatalf("valid=%t, want %t: %v", err == nil, tc.valid, err)
				}
			})
		}
	}
}