package models

import (
	"encoding/json"
	"testing"
)

func TestAssetJSONSerialization(t *testing.T) {
	asset := Asset{
		ID:             "asset123",
		Color:          "red",
		Size:           "10",
		Owner:          "Alice",
		AppraisedValue: "2000",
	}

	jsonData, err := json.Marshal(asset)
	if err != nil {
		t.Fatalf("Failed to marshal asset: %v", err)
	}

	var unmarshaledAsset Asset
	err = json.Unmarshal(jsonData, &unmarshaledAsset)
	if err != nil {
		t.Fatalf("Failed to unmarshal asset: %v", err)
	}

	if unmarshaledAsset.ID != asset.ID {
		t.Errorf("Expected ID %s, got %s", asset.ID, unmarshaledAsset.ID)
	}
}

func TestAssetUnmarshalWithNumberAppraisedValue(t *testing.T) {
	// Test with number type appraisedValue (from blockchain)
	jsonData := `{
		"ID": "asset123",
		"color": "red", 
		"size": "10",
		"owner": "Alice",
		"appraisedValue": 2000
	}`

	var asset Asset
	err := json.Unmarshal([]byte(jsonData), &asset)
	if err != nil {
		t.Fatalf("Failed to unmarshal asset with number appraisedValue: %v", err)
	}

	if asset.AppraisedValue != "2000" {
		t.Errorf("Expected AppraisedValue '2000', got '%s'", asset.AppraisedValue)
	}
}

func TestAssetUnmarshalWithStringAppraisedValue(t *testing.T) {
	// Test with string type appraisedValue (from API)
	jsonData := `{
		"ID": "asset123",
		"color": "red",
		"size": "10", 
		"owner": "Alice",
		"appraisedValue": "2000"
	}`

	var asset Asset
	err := json.Unmarshal([]byte(jsonData), &asset)
	if err != nil {
		t.Fatalf("Failed to unmarshal asset with string appraisedValue: %v", err)
	}

	if asset.AppraisedValue != "2000" {
		t.Errorf("Expected AppraisedValue '2000', got '%s'", asset.AppraisedValue)
	}
}

func TestAssetUnmarshalWithFloatAppraisedValue(t *testing.T) {
	// Test with float type appraisedValue
	jsonData := `{
		"ID": "asset123",
		"color": "red",
		"size": "10",
		"owner": "Alice", 
		"appraisedValue": 2000.50
	}`

	var asset Asset
	err := json.Unmarshal([]byte(jsonData), &asset)
	if err != nil {
		t.Fatalf("Failed to unmarshal asset with float appraisedValue: %v", err)
	}

	if asset.AppraisedValue != "2000.5" {
		t.Errorf("Expected AppraisedValue '2000.5', got '%s'", asset.AppraisedValue)
	}
}

func TestAssetUnmarshalWithNumberFields(t *testing.T) {
	// Test with number types for both size and appraisedValue (from blockchain)
	jsonData := `{
		"ID": "asset123",
		"color": "red", 
		"size": 10,
		"owner": "Alice",
		"appraisedValue": 2000
	}`

	var asset Asset
	err := json.Unmarshal([]byte(jsonData), &asset)
	if err != nil {
		t.Fatalf("Failed to unmarshal asset with number fields: %v", err)
	}

	if asset.Size != "10" {
		t.Errorf("Expected Size '10', got '%s'", asset.Size)
	}

	if asset.AppraisedValue != "2000" {
		t.Errorf("Expected AppraisedValue '2000', got '%s'", asset.AppraisedValue)
	}
}

func TestAssetUnmarshalWithMixedTypes(t *testing.T) {
	// Test with mixed types - string size, number appraisedValue
	jsonData := `{
		"ID": "asset456",
		"color": "blue",
		"size": "15",
		"owner": "Bob", 
		"appraisedValue": 3000.50
	}`

	var asset Asset
	err := json.Unmarshal([]byte(jsonData), &asset)
	if err != nil {
		t.Fatalf("Failed to unmarshal asset with mixed types: %v", err)
	}

	if asset.Size != "15" {
		t.Errorf("Expected Size '15', got '%s'", asset.Size)
	}

	if asset.AppraisedValue != "3000.5" {
		t.Errorf("Expected AppraisedValue '3000.5', got '%s'", asset.AppraisedValue)
	}
}

func TestCreateAssetRequestWithoutID(t *testing.T) {
	// Test CreateAssetRequest without ID field (for UUID generation)
	jsonData := `{
		"color": "blue",
		"size": "15",
		"owner": "Bob",
		"appraisedValue": "3000"
	}`

	var req CreateAssetRequest
	err := json.Unmarshal([]byte(jsonData), &req)
	if err != nil {
		t.Fatalf("Failed to unmarshal CreateAssetRequest without ID: %v", err)
	}

	if req.ID != "" {
		t.Errorf("Expected empty ID when not provided, got '%s'", req.ID)
	}

	if req.Color != "blue" {
		t.Errorf("Expected Color 'blue', got '%s'", req.Color)
	}

	if req.Owner != "Bob" {
		t.Errorf("Expected Owner 'Bob', got '%s'", req.Owner)
	}
}

func TestCreateAssetRequestWithID(t *testing.T) {
	// Test CreateAssetRequest with ID field provided
	jsonData := `{
		"id": "custom-asset-123",
		"color": "green",
		"size": "20",
		"owner": "Charlie",
		"appraisedValue": "4000"
	}`

	var req CreateAssetRequest
	err := json.Unmarshal([]byte(jsonData), &req)
	if err != nil {
		t.Fatalf("Failed to unmarshal CreateAssetRequest with ID: %v", err)
	}

	if req.ID != "custom-asset-123" {
		t.Errorf("Expected ID 'custom-asset-123', got '%s'", req.ID)
	}
}