Add PayloadCMS type definitions, Prettier config, and PNPM lockfile

src/types/index.ts

@@ -0,0 +1,224 @@
+import type { Config } from 'payload'
+
+// Base payment provider interface
+export interface PaymentProvider {
+  cancelPayment(id: string): Promise<Payment>
+  createPayment(options: CreatePaymentOptions): Promise<Payment>
+  handleWebhook(request: Request, signature?: string): Promise<WebhookEvent>
+  name: string
+  refundPayment(id: string, amount?: number): Promise<Refund>
+  retrievePayment(id: string): Promise<Payment>
+}
+
+// Payment types
+export interface CreatePaymentOptions {
+  amount: number
+  cancelUrl?: string
+  currency: string
+  customer?: string
+  description?: string
+  metadata?: Record<string, unknown>
+  returnUrl?: string
+}
+
+export interface Payment {
+  amount: number
+  createdAt: string
+  currency: string
+  customer?: string
+  description?: string
+  id: string
+  metadata?: Record<string, unknown>
+  provider: string
+  providerData?: Record<string, unknown>
+  status: PaymentStatus
+  updatedAt: string
+}
+
+export interface Refund {
+  amount: number
+  createdAt: string
+  currency: string
+  id: string
+  paymentId: string
+  providerData?: Record<string, unknown>
+  reason?: string
+  status: RefundStatus
+}
+
+export interface WebhookEvent {
+  data: Record<string, unknown>
+  id: string
+  provider: string
+  type: string
+  verified: boolean
+}
+
+// Status enums
+export type PaymentStatus = 
+  | 'canceled'
+  | 'failed'
+  | 'partially_refunded'
+  | 'pending'
+  | 'processing'
+  | 'refunded'
+  | 'succeeded'
+
+export type RefundStatus =
+  | 'canceled'
+  | 'failed'
+  | 'pending'
+  | 'processing'
+  | 'succeeded'
+
+// Provider configurations
+export interface StripeConfig {
+  apiVersion?: string
+  publishableKey: string
+  secretKey: string
+  webhookEndpointSecret: string
+}
+
+export interface MollieConfig {
+  apiKey: string
+  testMode?: boolean
+  webhookUrl: string
+}
+
+export interface TestProviderConfig {
+  autoComplete?: boolean
+  defaultDelay?: number
+  enabled: boolean
+  failureRate?: number
+  simulateFailures?: boolean
+}
+
+// Plugin configuration
+export interface BillingPluginConfig {
+  admin?: {
+    customComponents?: boolean
+    dashboard?: boolean
+  }
+  collections?: {
+    customers?: string
+    invoices?: string
+    payments?: string
+    refunds?: string
+  }
+  disabled?: boolean
+  providers?: {
+    mollie?: MollieConfig
+    stripe?: StripeConfig
+    test?: TestProviderConfig
+  }
+  webhooks?: {
+    basePath?: string
+    cors?: boolean
+  }
+}
+
+// Collection types
+export interface PaymentRecord {
+  amount: number
+  createdAt: string
+  currency: string
+  customer?: string
+  description?: string
+  id: string
+  metadata?: Record<string, unknown>
+  provider: string
+  providerData?: Record<string, unknown>
+  providerId: string
+  status: PaymentStatus
+  updatedAt: string
+}
+
+export interface CustomerRecord {
+  address?: {
+    city?: string
+    country?: string
+    line1?: string
+    line2?: string
+    postal_code?: string
+    state?: string
+  }
+  createdAt: string
+  email?: string
+  id: string
+  metadata?: Record<string, unknown>
+  name?: string
+  phone?: string
+  providerIds?: Record<string, string>
+  updatedAt: string
+}
+
+export interface InvoiceRecord {
+  amount: number
+  createdAt: string
+  currency: string
+  customer?: string
+  dueDate?: string
+  id: string
+  items: InvoiceItem[]
+  metadata?: Record<string, unknown>
+  number: string
+  paidAt?: string
+  status: InvoiceStatus
+  updatedAt: string
+}
+
+export interface InvoiceItem {
+  description: string
+  quantity: number
+  totalAmount: number
+  unitAmount: number
+}
+
+export type InvoiceStatus = 
+  | 'draft'
+  | 'open' 
+  | 'paid'
+  | 'uncollectible'
+  | 'void'
+
+// Plugin type
+export interface BillingPluginOptions extends BillingPluginConfig {
+  disabled?: boolean
+}
+
+// Error types
+export class BillingError extends Error {
+  constructor(
+    message: string,
+    public code: string,
+    public provider?: string,
+    public details?: Record<string, unknown>
+  ) {
+    super(message)
+    this.name = 'BillingError'
+  }
+}
+
+export class PaymentProviderError extends BillingError {
+  constructor(
+    message: string,
+    provider: string,
+    code?: string,
+    details?: Record<string, unknown>
+  ) {
+    super(message, code || 'PROVIDER_ERROR', provider, details)
+    this.name = 'PaymentProviderError'
+  }
+}
+
+export class WebhookError extends BillingError {
+  constructor(
+    message: string,
+    provider: string,
+    code?: string,
+    details?: Record<string, unknown>
+  ) {
+    super(message, code || 'WEBHOOK_ERROR', provider, details)
+    this.name = 'WebhookError'
+  }
+}