import type { GetCostAndUsageResponse } from '@aws-sdk/client-cost-explorer';
import type { UnifiedCostData, CostBreakdown, DateRange } from '../../common/types';
export function transformAWSResponse(
response: GetCostAndUsageResponse,
period: DateRange,
): UnifiedCostData {
const costBreakdown: CostBreakdown[] = [];
let totalCost = 0;
if (!response.ResultsByTime || response.ResultsByTime.length === 0) {
return {
provider: 'aws',
period,
costs: {
total: 0,
currency: 'USD',
breakdown: [],
},
metadata: {
lastUpdated: new Date(),
source: 'api',
},
};
}
for (const result of response.ResultsByTime) {
if (result.Groups && result.Groups.length > 0) {
for (const group of result.Groups) {
const serviceName = group.Keys?.[0] || 'Unknown Service';
const amount = parseFloat(
group.Metrics?.['UnblendedCost']?.Amount || '0',
);
if (amount > 0) {
const existingBreakdown = costBreakdown.find(
item => item.service === serviceName,
);
if (existingBreakdown) {
existingBreakdown.amount += amount;
} else {
costBreakdown.push({
service: serviceName,
amount,
usage: group.Metrics?.['UsageQuantity'] && group.Metrics['UsageQuantity'].Unit ? {
quantity: parseFloat(group.Metrics['UsageQuantity'].Amount || '0'),
unit: group.Metrics['UsageQuantity'].Unit,
} : undefined,
});
}
}
}
} else if (result.Total) {
const serviceName = 'Total';
const amount = parseFloat(
result.Total['UnblendedCost']?.Amount || '0',
);
if (amount > 0) {
costBreakdown.push({
service: serviceName,
amount,
});
}
}
}
totalCost = costBreakdown.reduce((sum, item) => sum + item.amount, 0);
return {
provider: 'aws',
period,
costs: {
total: totalCost,
currency: 'USD',
breakdown: costBreakdown.sort((a, b) => b.amount - a.amount),
},
metadata: {
lastUpdated: new Date(),
source: 'api',
},
};
}
export function formatAWSDate(date: Date): string {
return date.toISOString().split('T')[0];
}
export function getAWSGranularity(granularity?: string): 'DAILY' | 'MONTHLY' | 'HOURLY' {
switch (granularity) {
case 'daily':
return 'DAILY';
case 'monthly':
return 'MONTHLY';
default:
return 'DAILY';
}
}
