package handlers

import (
	"testing"
)

func TestValidateComposabilityFields_ValidSlots(t *testing.T) {
	m := map[string]any{
		"slots": map[string]any{
			"toolbar-actions": map[string]any{
				"description": "Toolbar action buttons",
				"context": map[string]any{
					"noteId": "string",
				},
			},
		},
	}
	if err := ValidateComposabilityFields(m); err != "" {
		t.Errorf("expected valid, got: %s", err)
	}
}

func TestValidateComposabilityFields_SlotMissingDescription(t *testing.T) {
	m := map[string]any{
		"slots": map[string]any{
			"toolbar": map[string]any{
				"context": map[string]any{},
			},
		},
	}
	if err := ValidateComposabilityFields(m); err == "" {
		t.Error("expected error for slot missing description")
	}
}

func TestValidateComposabilityFields_SlotsNotObject(t *testing.T) {
	m := map[string]any{
		"slots": "bad",
	}
	if err := ValidateComposabilityFields(m); err == "" {
		t.Error("expected error for non-object slots")
	}
}

func TestValidateComposabilityFields_ValidContributes(t *testing.T) {
	m := map[string]any{
		"contributes": map[string]any{
			"notes:toolbar-actions": map[string]any{
				"label": "Dictate",
				"icon":  "🎤",
			},
		},
	}
	if err := ValidateComposabilityFields(m); err != "" {
		t.Errorf("expected valid, got: %s", err)
	}
}

func TestValidateComposabilityFields_ContributesMissingColon(t *testing.T) {
	m := map[string]any{
		"contributes": map[string]any{
			"toolbar-actions": map[string]any{
				"label": "Bad",
			},
		},
	}
	if err := ValidateComposabilityFields(m); err == "" {
		t.Error("expected error for contributes key without colon")
	}
}

func TestValidateComposabilityFields_Empty(t *testing.T) {
	m := map[string]any{
		"id": "test",
	}
	if err := ValidateComposabilityFields(m); err != "" {
		t.Errorf("expected valid for manifest without slots/contributes, got: %s", err)
	}
}

func TestValidateComposabilityFields_BothValid(t *testing.T) {
	m := map[string]any{
		"slots": map[string]any{
			"my-slot": map[string]any{
				"description": "A slot",
			},
		},
		"contributes": map[string]any{
			"other:their-slot": map[string]any{
				"label": "Hello",
			},
		},
	}
	if err := ValidateComposabilityFields(m); err != "" {
		t.Errorf("expected valid, got: %s", err)
	}
}