import swaggerJsdoc from "swagger-jsdoc";
import { createRequire } from "module";

const _require = createRequire(import.meta.url);
const { version } = _require("../package.json");

const options: swaggerJsdoc.Options = {
  definition: {
    openapi: "3.0.3",
    info: {
      title: "DocFast API",
      version,
      description:
        "Convert HTML, Markdown, and URLs to pixel-perfect PDFs. Built-in invoice & receipt templates.\n\n## Authentication\nAll conversion and template endpoints require an API key via `Authorization: Bearer <key>` or `X-API-Key: <key>` header.\n\n## Rate Limits\n- Free tier: 100 PDFs/month, 10 req/min\n- Pro tier: 5,000 PDFs/month, 30 req/min\n\n## Getting Started\n1. Try the demo endpoints (no auth required, 5/hour limit)\n2. Upgrade to Pro at [docfast.dev](https://docfast.dev)\n3. Use your API key to convert documents",
      contact: {
        name: "DocFast",
        url: "https://docfast.dev",
        email: "support@docfast.dev",
      },
    },
    servers: [{ url: "https://docfast.dev", description: "Production" }],
    tags: [
      { name: "Demo", description: "Try the API without authentication (watermarked, 5/hour)" },
      { name: "Conversion", description: "Convert HTML, Markdown, or URLs to PDF" },
      { name: "Templates", description: "Built-in document templates" },
      { name: "Account", description: "Signup and key recovery" },
      { name: "Billing", description: "Stripe-powered subscription management" },
      { name: "System", description: "Health checks and usage stats" },
    ],
    components: {
      securitySchemes: {
        BearerAuth: {
          type: "http",
          scheme: "bearer",
          description: "API key as Bearer token",
        },
        ApiKeyHeader: {
          type: "apiKey",
          in: "header",
          name: "X-API-Key",
          description: "API key via X-API-Key header",
        },
      },
      schemas: {
        PdfOptions: {
          type: "object",
          properties: {
            format: {
              type: "string",
              enum: ["A4", "Letter", "Legal", "A3", "A5", "Tabloid"],
              default: "A4",
              description: "Page size",
            },
            landscape: {
              type: "boolean",
              default: false,
              description: "Landscape orientation",
            },
            margin: {
              type: "object",
              properties: {
                top: { type: "string", example: "20mm" },
                bottom: { type: "string", example: "20mm" },
                left: { type: "string", example: "15mm" },
                right: { type: "string", example: "15mm" },
              },
            },
            printBackground: {
              type: "boolean",
              default: true,
              description: "Print background graphics",
            },
            filename: {
              type: "string",
              default: "document.pdf",
              description: "Suggested filename for the PDF",
            },
          },
        },
        Error: {
          type: "object",
          properties: {
            error: { type: "string", description: "Error message" },
          },
        },
      },
    },
  },
  apis: ["./dist/routes/*.js", "./dist/index.js"],
};

export const swaggerSpec = swaggerJsdoc(options);