fix linter + make proxy work + remove temp files + fix typescript types

.eslintrc.js

@@ -3,8 +3,6 @@ module.exports = {
     browser: true,
   },
   extends: [
-    "airbnb",
-    "airbnb/hooks",
     "plugin:@typescript-eslint/recommended",
     "plugin:prettier/recommended",
   ],

nitro.config.ts

@@ -1,4 +1,5 @@
 //https://nitro.unjs.io/config
 export default defineNitroConfig({
   noPublicDir: true,
+  srcDir: "./src"
 });

package-lock.json

@@ -8,12 +8,16 @@
       "name": "simple-proxy",
       "version": "2.0.0",
       "dependencies": {
+        "h3": "^1.8.1",
         "nitropack": "latest"
       },
       "devDependencies": {
+        "@typescript-eslint/eslint-plugin": "^6.7.0",
+        "@typescript-eslint/parser": "^6.7.0",
         "eslint": "^8.48.0",
         "eslint-config-airbnb-base": "^15.0.0",
         "eslint-config-prettier": "^9.0.0",
+        "eslint-import-resolver-typescript": "^3.6.0",
         "eslint-plugin-prettier": "^5.0.0"
       }
     },
@@ -1234,6 +1238,12 @@
         "@types/node": "*"
       }
     },
+    "node_modules/@types/json-schema": {
+      "version": "7.0.12",
+      "resolved": "https://registry.npmjs.org/@types/json-schema/-/json-schema-7.0.12.tgz",
+      "integrity": "sha512-Hr5Jfhc9eYOQNPYO5WLDq/n4jqijdHNlDXjuAQkkt+mWdQR+XJToOHrsD4cPaMXpn6KO7y2+wM8AZEs8VpBLVA==",
+      "dev": true
+    },
     "node_modules/@types/json5": {
       "version": "0.0.29",
       "resolved": "https://registry.npmjs.org/@types/json5/-/json5-0.0.29.tgz",
@@ -1251,6 +1261,230 @@
       "resolved": "https://registry.npmjs.org/@types/resolve/-/resolve-1.20.2.tgz",
       "integrity": "sha512-60BCwRFOZCQhDncwQdxxeOEEkbc5dIMccYLwbxsS4TUNeVECQ/pBJ0j09mrHOl/JJvpRPGwO9SvE4nR2Nb/a4Q=="
     },
+    "node_modules/@types/semver": {
+      "version": "7.5.1",
+      "resolved": "https://registry.npmjs.org/@types/semver/-/semver-7.5.1.tgz",
+      "integrity": "sha512-cJRQXpObxfNKkFAZbJl2yjWtJCqELQIdShsogr1d2MilP8dKD9TE/nEKHkJgUNHdGKCQaf9HbIynuV2csLGVLg==",
+      "dev": true
+    },
+    "node_modules/@typescript-eslint/eslint-plugin": {
+      "version": "6.7.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/eslint-plugin/-/eslint-plugin-6.7.0.tgz",
+      "integrity": "sha512-gUqtknHm0TDs1LhY12K2NA3Rmlmp88jK9Tx8vGZMfHeNMLE3GH2e9TRub+y+SOjuYgtOmok+wt1AyDPZqxbNag==",
+      "dev": true,
+      "dependencies": {
+        "@eslint-community/regexpp": "^4.5.1",
+        "@typescript-eslint/scope-manager": "6.7.0",
+        "@typescript-eslint/type-utils": "6.7.0",
+        "@typescript-eslint/utils": "6.7.0",
+        "@typescript-eslint/visitor-keys": "6.7.0",
+        "debug": "^4.3.4",
+        "graphemer": "^1.4.0",
+        "ignore": "^5.2.4",
+        "natural-compare": "^1.4.0",
+        "semver": "^7.5.4",
+        "ts-api-utils": "^1.0.1"
+      },
+      "engines": {
+        "node": "^16.0.0 || >=18.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/typescript-eslint"
+      },
+      "peerDependencies": {
+        "@typescript-eslint/parser": "^6.0.0 || ^6.0.0-alpha",
+        "eslint": "^7.0.0 || ^8.0.0"
+      },
+      "peerDependenciesMeta": {
+        "typescript": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/@typescript-eslint/parser": {
+      "version": "6.7.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/parser/-/parser-6.7.0.tgz",
+      "integrity": "sha512-jZKYwqNpNm5kzPVP5z1JXAuxjtl2uG+5NpaMocFPTNC2EdYIgbXIPImObOkhbONxtFTTdoZstLZefbaK+wXZng==",
+      "dev": true,
+      "dependencies": {
+        "@typescript-eslint/scope-manager": "6.7.0",
+        "@typescript-eslint/types": "6.7.0",
+        "@typescript-eslint/typescript-estree": "6.7.0",
+        "@typescript-eslint/visitor-keys": "6.7.0",
+        "debug": "^4.3.4"
+      },
+      "engines": {
+        "node": "^16.0.0 || >=18.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/typescript-eslint"
+      },
+      "peerDependencies": {
+        "eslint": "^7.0.0 || ^8.0.0"
+      },
+      "peerDependenciesMeta": {
+        "typescript": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/@typescript-eslint/scope-manager": {
+      "version": "6.7.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/scope-manager/-/scope-manager-6.7.0.tgz",
+      "integrity": "sha512-lAT1Uau20lQyjoLUQ5FUMSX/dS07qux9rYd5FGzKz/Kf8W8ccuvMyldb8hadHdK/qOI7aikvQWqulnEq2nCEYA==",
+      "dev": true,
+      "dependencies": {
+        "@typescript-eslint/types": "6.7.0",
+        "@typescript-eslint/visitor-keys": "6.7.0"
+      },
+      "engines": {
+        "node": "^16.0.0 || >=18.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/typescript-eslint"
+      }
+    },
+    "node_modules/@typescript-eslint/type-utils": {
+      "version": "6.7.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/type-utils/-/type-utils-6.7.0.tgz",
+      "integrity": "sha512-f/QabJgDAlpSz3qduCyQT0Fw7hHpmhOzY/Rv6zO3yO+HVIdPfIWhrQoAyG+uZVtWAIS85zAyzgAFfyEr+MgBpg==",
+      "dev": true,
+      "dependencies": {
+        "@typescript-eslint/typescript-estree": "6.7.0",
+        "@typescript-eslint/utils": "6.7.0",
+        "debug": "^4.3.4",
+        "ts-api-utils": "^1.0.1"
+      },
+      "engines": {
+        "node": "^16.0.0 || >=18.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/typescript-eslint"
+      },
+      "peerDependencies": {
+        "eslint": "^7.0.0 || ^8.0.0"
+      },
+      "peerDependenciesMeta": {
+        "typescript": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/@typescript-eslint/types": {
+      "version": "6.7.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/types/-/types-6.7.0.tgz",
+      "integrity": "sha512-ihPfvOp7pOcN/ysoj0RpBPOx3HQTJTrIN8UZK+WFd3/iDeFHHqeyYxa4hQk4rMhsz9H9mXpR61IzwlBVGXtl9Q==",
+      "dev": true,
+      "engines": {
+        "node": "^16.0.0 || >=18.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/typescript-eslint"
+      }
+    },
+    "node_modules/@typescript-eslint/typescript-estree": {
+      "version": "6.7.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/typescript-estree/-/typescript-estree-6.7.0.tgz",
+      "integrity": "sha512-dPvkXj3n6e9yd/0LfojNU8VMUGHWiLuBZvbM6V6QYD+2qxqInE7J+J/ieY2iGwR9ivf/R/haWGkIj04WVUeiSQ==",
+      "dev": true,
+      "dependencies": {
+        "@typescript-eslint/types": "6.7.0",
+        "@typescript-eslint/visitor-keys": "6.7.0",
+        "debug": "^4.3.4",
+        "globby": "^11.1.0",
+        "is-glob": "^4.0.3",
+        "semver": "^7.5.4",
+        "ts-api-utils": "^1.0.1"
+      },
+      "engines": {
+        "node": "^16.0.0 || >=18.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/typescript-eslint"
+      },
+      "peerDependenciesMeta": {
+        "typescript": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/@typescript-eslint/typescript-estree/node_modules/globby": {
+      "version": "11.1.0",
+      "resolved": "https://registry.npmjs.org/globby/-/globby-11.1.0.tgz",
+      "integrity": "sha512-jhIXaOzy1sb8IyocaruWSn1TjmnBVs8Ayhcy83rmxNJ8q2uWKCAj3CnJY+KpGSXCueAPc0i05kVvVKtP1t9S3g==",
+      "dev": true,
+      "dependencies": {
+        "array-union": "^2.1.0",
+        "dir-glob": "^3.0.1",
+        "fast-glob": "^3.2.9",
+        "ignore": "^5.2.0",
+        "merge2": "^1.4.1",
+        "slash": "^3.0.0"
+      },
+      "engines": {
+        "node": ">=10"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
+    "node_modules/@typescript-eslint/typescript-estree/node_modules/slash": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/slash/-/slash-3.0.0.tgz",
+      "integrity": "sha512-g9Q1haeby36OSStwb4ntCGGGaKsaVSjQ68fBxoQcutl5fS1vuY18H3wSt3jFyFtrkx+Kz0V1G85A4MyAdDMi2Q==",
+      "dev": true,
+      "engines": {
+        "node": ">=8"
+      }
+    },
+    "node_modules/@typescript-eslint/utils": {
+      "version": "6.7.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/utils/-/utils-6.7.0.tgz",
+      "integrity": "sha512-MfCq3cM0vh2slSikQYqK2Gq52gvOhe57vD2RM3V4gQRZYX4rDPnKLu5p6cm89+LJiGlwEXU8hkYxhqqEC/V3qA==",
+      "dev": true,
+      "dependencies": {
+        "@eslint-community/eslint-utils": "^4.4.0",
+        "@types/json-schema": "^7.0.12",
+        "@types/semver": "^7.5.0",
+        "@typescript-eslint/scope-manager": "6.7.0",
+        "@typescript-eslint/types": "6.7.0",
+        "@typescript-eslint/typescript-estree": "6.7.0",
+        "semver": "^7.5.4"
+      },
+      "engines": {
+        "node": "^16.0.0 || >=18.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/typescript-eslint"
+      },
+      "peerDependencies": {
+        "eslint": "^7.0.0 || ^8.0.0"
+      }
+    },
+    "node_modules/@typescript-eslint/visitor-keys": {
+      "version": "6.7.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/visitor-keys/-/visitor-keys-6.7.0.tgz",
+      "integrity": "sha512-/C1RVgKFDmGMcVGeD8HjKv2bd72oI1KxQDeY8uc66gw9R0OK0eMq48cA+jv9/2Ag6cdrsUGySm1yzYmfz0hxwQ==",
+      "dev": true,
+      "dependencies": {
+        "@typescript-eslint/types": "6.7.0",
+        "eslint-visitor-keys": "^3.4.1"
+      },
+      "engines": {
+        "node": "^16.0.0 || >=18.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/typescript-eslint"
+      }
+    },
     "node_modules/@vercel/nft": {
       "version": "0.23.1",
       "resolved": "https://registry.npmjs.org/@vercel/nft/-/nft-0.23.1.tgz",
@@ -1527,6 +1761,15 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/array-union": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/array-union/-/array-union-2.1.0.tgz",
+      "integrity": "sha512-HGyxoOTYUyCM6stUe6EJgnd4EoewAI7zMdfqO+kGjnlZmBDz/cR5pf8r/cR4Wq60sL/p0IkcjUEEPwS3GFrIyw==",
+      "dev": true,
+      "engines": {
+        "node": ">=8"
+      }
+    },
     "node_modules/array.prototype.findlastindex": {
       "version": "1.2.3",
       "resolved": "https://registry.npmjs.org/array.prototype.findlastindex/-/array.prototype.findlastindex-1.2.3.tgz",
@@ -2314,6 +2557,19 @@
         "node": ">= 0.8"
       }
     },
+    "node_modules/enhanced-resolve": {
+      "version": "5.15.0",
+      "resolved": "https://registry.npmjs.org/enhanced-resolve/-/enhanced-resolve-5.15.0.tgz",
+      "integrity": "sha512-LXYT42KJ7lpIKECr2mAXIaMldcNCh/7E0KBKOu4KSfkHmP+mZmSs+8V5gBAqisWBy0OO4W5Oyys0GO1Y8KtdKg==",
+      "dev": true,
+      "dependencies": {
+        "graceful-fs": "^4.2.4",
+        "tapable": "^2.2.0"
+      },
+      "engines": {
+        "node": ">=10.13.0"
+      }
+    },
     "node_modules/es-abstract": {
       "version": "1.22.1",
       "resolved": "https://registry.npmjs.org/es-abstract/-/es-abstract-1.22.1.tgz",
@@ -2584,12 +2840,36 @@
         "ms": "^2.1.1"
       }
     },
+    "node_modules/eslint-import-resolver-typescript": {
+      "version": "3.6.0",
+      "resolved": "https://registry.npmjs.org/eslint-import-resolver-typescript/-/eslint-import-resolver-typescript-3.6.0.tgz",
+      "integrity": "sha512-QTHR9ddNnn35RTxlaEnx2gCxqFlF2SEN0SE2d17SqwyM7YOSI2GHWRYp5BiRkObTUNYPupC/3Fq2a0PpT+EKpg==",
+      "dev": true,
+      "dependencies": {
+        "debug": "^4.3.4",
+        "enhanced-resolve": "^5.12.0",
+        "eslint-module-utils": "^2.7.4",
+        "fast-glob": "^3.3.1",
+        "get-tsconfig": "^4.5.0",
+        "is-core-module": "^2.11.0",
+        "is-glob": "^4.0.3"
+      },
+      "engines": {
+        "node": "^14.18.0 || >=16.0.0"
+      },
+      "funding": {
+        "url": "https://opencollective.com/unts/projects/eslint-import-resolver-ts"
+      },
+      "peerDependencies": {
+        "eslint": "*",
+        "eslint-plugin-import": "*"
+      }
+    },
     "node_modules/eslint-module-utils": {
       "version": "2.8.0",
       "resolved": "https://registry.npmjs.org/eslint-module-utils/-/eslint-module-utils-2.8.0.tgz",
       "integrity": "sha512-aWajIYfsqCKRDgUfjEXNN/JlrzauMuSEy5sbd7WXbtW3EH6A6MpwEh42c7qD+MqQo9QMJ6fWLAeIJynx0g6OAw==",
       "dev": true,
-      "peer": true,
       "dependencies": {
         "debug": "^3.2.7"
       },
@@ -2607,7 +2887,6 @@
       "resolved": "https://registry.npmjs.org/debug/-/debug-3.2.7.tgz",
       "integrity": "sha512-CFjzYYAi4ThfiQvizrFQevTTXHtnCqWfe7x1AhgEscTz6ZbLbfoLRLPugTQyBth6f8ZERVUSyWHFD/7Wu4t1XQ==",
       "dev": true,
-      "peer": true,
       "dependencies": {
         "ms": "^2.1.1"
       }
@@ -3226,6 +3505,18 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/get-tsconfig": {
+      "version": "4.7.0",
+      "resolved": "https://registry.npmjs.org/get-tsconfig/-/get-tsconfig-4.7.0.tgz",
+      "integrity": "sha512-pmjiZ7xtB8URYm74PlGJozDNyhvsVLUcpBa8DZBG3bWHwaHa9bPiRpiSfovw+fjhwONSCWKRyk+JQHEGZmMrzw==",
+      "dev": true,
+      "dependencies": {
+        "resolve-pkg-maps": "^1.0.0"
+      },
+      "funding": {
+        "url": "https://github.com/privatenumber/get-tsconfig?sponsor=1"
+      }
+    },
     "node_modules/giget": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/giget/-/giget-1.1.2.tgz",
@@ -5079,6 +5370,15 @@
         "node": ">=8"
       }
     },
+    "node_modules/resolve-pkg-maps": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/resolve-pkg-maps/-/resolve-pkg-maps-1.0.0.tgz",
+      "integrity": "sha512-seS2Tj26TBVOC2NIc2rOe2y2ZO7efxITtLZcGSOnHHNOQ7CkiUBfw0Iw2ck6xkIhPwLhKNLS8BO+hEpngQlqzw==",
+      "dev": true,
+      "funding": {
+        "url": "https://github.com/privatenumber/resolve-pkg-maps?sponsor=1"
+      }
+    },
     "node_modules/reusify": {
       "version": "1.0.4",
       "resolved": "https://registry.npmjs.org/reusify/-/reusify-1.0.4.tgz",
@@ -5656,6 +5956,15 @@
         "url": "https://opencollective.com/unts"
       }
     },
+    "node_modules/tapable": {
+      "version": "2.2.1",
+      "resolved": "https://registry.npmjs.org/tapable/-/tapable-2.2.1.tgz",
+      "integrity": "sha512-GNzQvQTOIP6RyTfE2Qxb8ZVlNmw0n88vp1szwWRimP02mnTsx3Wtn5qRdqY9w2XduFNUgvOwhNnQsjwCp+kqaQ==",
+      "dev": true,
+      "engines": {
+        "node": ">=6"
+      }
+    },
     "node_modules/tar": {
       "version": "6.2.0",
       "resolved": "https://registry.npmjs.org/tar/-/tar-6.2.0.tgz",
@@ -5741,6 +6050,18 @@
       "resolved": "https://registry.npmjs.org/tr46/-/tr46-0.0.3.tgz",
       "integrity": "sha512-N3WMsuqV66lT30CrXNbEjx4GEwlow3v6rr4mCcv6prnfwhS01rkgyFdjPNBYd9br7LpXV1+Emh01fHnq2Gdgrw=="
     },
+    "node_modules/ts-api-utils": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/ts-api-utils/-/ts-api-utils-1.0.3.tgz",
+      "integrity": "sha512-wNMeqtMz5NtwpT/UZGY5alT+VoKdSsOOP/kqHFcUW1P/VRhH2wJ48+DN2WwUliNbQ976ETwDL0Ifd2VVvgonvg==",
+      "dev": true,
+      "engines": {
+        "node": ">=16.13.0"
+      },
+      "peerDependencies": {
+        "typescript": ">=4.2.0"
+      }
+    },
     "node_modules/tsconfig-paths": {
       "version": "3.14.2",
       "resolved": "https://registry.npmjs.org/tsconfig-paths/-/tsconfig-paths-3.14.2.tgz",
@@ -5848,6 +6169,20 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/typescript": {
+      "version": "5.2.2",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.2.2.tgz",
+      "integrity": "sha512-mI4WrpHsbCIcwT9cF4FZvr80QUeKvsUsUvKDoR+X/7XHQH98xYD8YHZg7ANtz2GtZt/CBq2QJ0thkGJMHfqc1w==",
+      "dev": true,
+      "peer": true,
+      "bin": {
+        "tsc": "bin/tsc",
+        "tsserver": "bin/tsserver"
+      },
+      "engines": {
+        "node": ">=14.17"
+      }
+    },
     "node_modules/ufo": {
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/ufo/-/ufo-1.3.0.tgz",

package.json

@@ -14,9 +14,12 @@
     "nitropack": "latest"
   },
   "devDependencies": {
+    "@typescript-eslint/eslint-plugin": "^6.7.0",
+    "@typescript-eslint/parser": "^6.7.0",
     "eslint": "^8.48.0",
     "eslint-config-airbnb-base": "^15.0.0",
     "eslint-config-prettier": "^9.0.0",
+    "eslint-import-resolver-typescript": "^3.6.0",
     "eslint-plugin-prettier": "^5.0.0"
   }
 }

routes/index.ts

@@ -1,72 +0,0 @@
-import {
-  defineEventHandler,
-  getQuery,
-  isMethod,
-  handleCors,
-  proxyRequest,
-} from 'h3';
-
-export default defineEventHandler(async (event) => {
-  const destination = getQuery(event).destination;
-
-  let response = new Response('404 Not Found', {
-    status: 404,
-  });
-
-  if (isMethod(event, 'OPTIONS')) {
-    // Handle CORS preflight requests
-    return handleCors(event, {});
-  } else if (!destination?.toString()) {
-    return new Response('200 OK', {
-      status: 200,
-      headers: {
-        Allow: 'GET, HEAD, POST, OPTIONS',
-        'Access-Control-Allow-Origin': '*',
-      },
-    });
-  } else if (
-    isMethod(event, 'GET') ||
-    isMethod(event, 'HEAD') ||
-    isMethod(event, 'POST')
-  ) {
-    const headers = {
-      ...event.headers,
-      Cookie: event.headers.get('X-Cookie'),
-      Referer: event.headers.get('X-Referer'),
-      'User-Agent':
-        event.headers.get('X-User-Agent') ??
-        'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:93.0) Gecko/20100101 Firefox/93.0',
-      Origin:
-        new URL(destination.toString()).origin ?? event.headers.get('X-Origin'),
-      Host: new URL(destination.toString()).host ?? event.headers.get('X-Host'),
-      PHPSESSID: event.headers.get('PHPSESSID')
-        ? `PHPSESSID=${event.headers.get('PHPSESSID')}`
-        : null,
-    };
-
-    Object.keys(headers).forEach((key) => {
-      if (headers[key as keyof Headers] === null) {
-        delete headers[key as keyof typeof headers];
-      }
-    });
-
-    return proxyRequest(event, destination?.toString(), {
-      headers: {
-        'Access-Control-Allow-Origin': '*',
-        'Access-Control-Expose-Headers': '*',
-        Vary: 'Origin',
-        // 'X-Final-Destination'
-        // 'X-Set-Cookie'
-        // 'PHPSESSID'
-      },
-      fetchOptions: {
-        headers: {
-          ...headers,
-        },
-        redirect: 'follow',
-      },
-    });
-  }
-
-  return response;
-});

routes/worker.js.txt

@@ -1,173 +0,0 @@
-const corsHeaders = {
-  'Access-Control-Allow-Origin': '*',
-  'Access-Control-Allow-Methods': 'GET,HEAD,POST,OPTIONS',
-  'Access-Control-Max-Age': '86400',
-};
-
- function handleRequest(oRequest, destination, iteration = 0) {
-  console.log(
-    `PROXYING ${destination}${iteration ? ' ON ITERATION ' + iteration : ''}`,
-  );
-
-  // Create a new mutable request object for the destination
-  const request = new Request(destination, oRequest);
-  request.headers.set('Origin', new URL(destination).origin);
-
-  // TODO - Make cookie handling better. PHPSESSID overwrites all other cookie related headers
-
-  // Add custom X headers from client
-  // These headers are usually forbidden to be set by fetch
-  if (oRequest.headers.has('X-Cookie')) {
-    request.headers.set('Cookie', oRequest.headers.get('X-Cookie'));
-    request.headers.delete('X-Cookie');
-  }
-
-  if (request.headers.has('X-Referer')) {
-    request.headers.set('Referer', request.headers.get('X-Referer'));
-    request.headers.delete('X-Referer');
-  }
-
-  if (request.headers.has('X-Origin')) {
-    request.headers.set('Origin', request.headers.get('X-Origin'));
-    request.headers.delete('X-Origin');
-  }
-
-  // Set PHPSESSID cookie
-  if (request.headers.get('PHPSESSID')) {
-    request.headers.set(
-      'Cookie',
-      `PHPSESSID=${request.headers.get('PHPSESSID')}`,
-    );
-  }
-
-  // Set User Agent, if not exists
-  const useragent = request.headers.get('User-Agent');
-  if (!useragent) {
-    request.headers.set(
-      'User-Agent',
-      'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:93.0) Gecko/20100101 Firefox/93.0',
-    );
-  }
-
-  // Fetch the new resource
-  const oResponse = await fetch(request.clone());
-
-  // If the server returned a redirect, follow it
-  if (
-    (oResponse.status === 302 || oResponse.status === 301) &&
-    oResponse.headers.get('location')
-  ) {
-    // Server tried to redirect too many times
-    if (iteration > 5) {
-      return new Response('418 Too many redirects', {
-        status: 418,
-      });
-    }
-
-    // Handle and return the request for the redirected destination
-    return await handleRequest(
-      request,
-      oResponse.headers.get('location'),
-      iteration + 1,
-    );
-  }
-
-  // Create mutable response using the original response as init
-  const response = new Response(oResponse.body, oResponse);
-
-  // Set CORS headers
-  response.headers.set('Access-Control-Allow-Origin', '*');
-  response.headers.set('Access-Control-Expose-Headers', '*');
-
-  const cookiesToSet = response.headers.get('Set-Cookie');
-
-  // Transfer Set-Cookie to X-Set-Cookie
-  // Normally the Set-Cookie header is not accessible to fetch clients
-  if (cookiesToSet) {
-    response.headers.set('X-Set-Cookie', response.headers.get('Set-Cookie'));
-  }
-
-  // Set PHPSESSID cookie
-  if (
-    cookiesToSet &&
-    cookiesToSet.includes('PHPSESSID') &&
-    cookiesToSet.includes(';')
-  ) {
-    let phpsessid = cookiesToSet.slice(cookiesToSet.search('PHPSESSID') + 10);
-    phpsessid = phpsessid.slice(0, phpsessid.search(';'));
-
-    response.headers.set('PHPSESSID', phpsessid);
-  }
-
-  // Append to/Add Vary header so browser will cache response correctly
-  response.headers.append('Vary', 'Origin');
-
-  // Add X-Final-Destination header to get the final url
-  response.headers.set('X-Final-Destination', oResponse.url);
-
-  return response;
-}
-
-function handleOptions(request) {
-  // Make sure the necessary headers are present
-  // for this to be a valid pre-flight request
-  const headers = request.headers;
-  let response = new Response(null, {
-    headers: {
-      Allow: 'GET, HEAD, POST, OPTIONS',
-    },
-  });
-
-  if (
-    headers.get('Origin') !== null &&
-    headers.get('Access-Control-Request-Method') !== null &&
-    headers.get('Access-Control-Request-Headers') !== null
-  ) {
-    response = new Response(null, {
-      headers: {
-        ...corsHeaders,
-        // Allow all future content Request headers to go back to browser
-        // such as Authorization (Bearer) or X-Client-Name-Version
-        'Access-Control-Allow-Headers': request.headers.get(
-          'Access-Control-Request-Headers',
-        ),
-      },
-    });
-  }
-
-  return response;
-}
-
-addEventListener('fetch', (event) => {
-  const request = event.request;
-  const url = new URL(request.url);
-  const destination = url.searchParams.get('destination');
-
-  console.log(`HTTP ${request.method} - ${request.url}`);
-
-  let response = new Response('404 Not Found', {
-    status: 404,
-  });
-
-  if (request.method === 'OPTIONS') {
-    // Handle CORS preflight requests
-    response = handleOptions(request);
-  } else if (!destination) {
-    response = new Response('200 OK', {
-      status: 200,
-      headers: {
-        Allow: 'GET, HEAD, POST, OPTIONS',
-        'Access-Control-Allow-Origin': '*',
-      },
-    });
-  } else if (
-    request.method === 'GET' ||
-    request.method === 'HEAD' ||
-    request.method === 'POST'
-  ) {
-    // Handle request
-    response = handleRequest(request, destination);
-  }
-
-  event.respondWith(response);
-});

src/routes/index.ts

@@ -0,0 +1,22 @@
+import { getProxyHeaders, getAfterResponseHeaders } from '../utils/headers';
+
+export default defineEventHandler(async (event) => {
+  // handle cors, if applicable
+  if (isPreflightRequest(event)) return handleCors(event, {});
+
+  // parse destination URL
+  const destination = getQuery<{ destination?: string }>(event).destination;
+  if (!destination) throw new Error('invalid destination');
+
+  // proxy
+  await proxyRequest(event, destination, {
+    fetchOptions: {
+      redirect: 'follow',
+      headers: getProxyHeaders(event.headers),
+    },
+    onResponse(outputEvent, response) {
+      const headers = getAfterResponseHeaders(response.headers, response.url);
+      appendResponseHeaders(outputEvent, headers);
+    },
+  });
+});

src/utils/headers.ts

@@ -0,0 +1,46 @@
+function copyHeader(
+  headers: Headers,
+  outputHeaders: Headers,
+  inputKey: string,
+  outputKey: string,
+) {
+  if (headers.has(inputKey))
+    outputHeaders.set(outputKey, headers.get(inputKey) ?? '');
+}
+
+export function getProxyHeaders(headers: Headers): Headers {
+  const output = new Headers();
+
+  const headerMap: Record<string, string> = {
+    'X-Cookie': 'Cookie',
+    'X-Referer': 'Referer',
+    'X-Origin': 'Origin',
+  };
+  Object.entries(headerMap).forEach((entry) => {
+    copyHeader(headers, output, entry[0], entry[1]);
+  });
+
+  output.set(
+    'User-Agent',
+    'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:93.0) Gecko/20100101 Firefox/93.0',
+  );
+
+  return output;
+}
+
+export function getAfterResponseHeaders(
+  headers: Headers,
+  finalUrl: string,
+): Record<string, string> {
+  const output: Record<string, string> = {};
+
+  if (headers.has('Set-Cookie'))
+    output['X-Set-Cookie'] = headers.get('Set-Cookie') ?? '';
+
+  return {
+    'Access-Control-Allow-Origin': '*',
+    'Access-Control-Expose-Headers': '*',
+    Vary: 'Origin',
+    'X-Final-Destination': finalUrl,
+  };
+}

tsconfig.json

@@ -19,4 +19,5 @@
       "@/*": ["./*"]
     }
   },
+  "extends": "./.nitro/types/tsconfig.json"
 }