kwikid-components
Version:
KwikID's Components Library
284 lines • 40.2 kB
JavaScript
import { __awaiter, __decorate } from "tslib";
import { Injectable } from "@angular/core";
import axios from "axios";
import { decryptWithAES, encryptWithAES, isNotEmptyValue, logMethod } from "kwikid-toolkit";
import { Observable } from "rxjs";
import { v4 as uuidv4 } from "uuid";
import * as i0 from "@angular/core";
export class KwikIDApiService {
constructor() {
this.bytecode = [0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38];
}
// Function to derive logic from data
dataDerivativeLogic(data) {
if (isNotEmptyValue(data)) {
const dataString = JSON.stringify(data);
const charCounts = {};
const targetCharacters = ["a", "i", "p", "t"];
// Count occurrences of target characters in the data string
for (const char of dataString) {
if (targetCharacters.includes(char)) {
charCounts[char] = (charCounts[char] || 0) + 1;
}
}
// Construct the output string based on the character counts
const outputString = targetCharacters
.map((char) => char + (charCounts[char] || 0))
.join("");
return outputString;
}
return undefined;
}
// Function to preprocess header data
preProcessHeader(headerData, isVerifySignature) {
if (!headerData)
headerData = {};
if (!headerData.headers)
headerData.headers = {};
// Generate a unique identifier if signature verification is required
if (isVerifySignature) {
headerData.headers.xrid = uuidv4();
}
// Retrieve session ID from local storage and add it to headers
const session_id = localStorage.getItem("session_id");
if (session_id)
headerData.headers.ses = session_id;
return headerData;
}
// Function to verify the signature
verifySignature(data, header, url, isVerifySignature) {
return new Promise((resolve, reject) => {
// Check if the signature is disabled
if (!isVerifySignature) {
resolve(true);
}
// Check if data is invalid
else if (!data) {
resolve(true);
}
// Check if the signature is missing in headers when authentication is not skipped
else if (isVerifySignature && header && !(header === null || header === void 0 ? void 0 : header.sig)) {
reject(false);
}
// Verify the signature when public key and header with signature are present and authentication is not skipped
else if (isVerifySignature && header && (header === null || header === void 0 ? void 0 : header.sig)) {
// Extract the signature and decode it
let signature = header.sig.split(".")[0];
const rawSignature = atob(signature);
// Split the decoded signature to get the parts
signature = rawSignature.split(".")[0];
const exp = `${rawSignature.split(".")[1]}000`; // Expiration time in milliseconds
const iat = `${rawSignature.split(".")[2]}000`; // Issued at time in milliseconds
// Check if the signature is valid
if (signature) {
// Check if the current time is before the expiration time
const dateValue = new Date().valueOf();
const dateCheck = dateValue < parseInt(exp);
// Check if the signature matches the data
const res = signature === data;
// Resolve the promise if the signature is valid and the date check passes
if (res && dateCheck) {
resolve(res);
}
else {
// Reject the promise if the signature is invalid or the date check fails
reject(res);
}
}
else {
// Reject the promise if the signature is not in the required format
reject(false);
}
}
else {
// Resolve the promise if the signature is missing in headers
resolve(true);
}
});
}
// Function to perform POST request
post(url, body, headerData, isEncrypt = false, isDecrypt = false, isVerifySignature = false, isSkipHeaderAlteration = false) {
let preProcessedHeader = headerData;
// Preprocess header data unless instructed to skip
if (!isSkipHeaderAlteration) {
preProcessedHeader = this.preProcessHeader(headerData, isVerifySignature);
}
else {
preProcessedHeader.observe = "response";
}
// Encrypt body if required
if (isEncrypt) {
body = encryptWithAES(JSON.stringify(body));
}
return new Observable((subscriber) => {
axios.post(url, body, headerData).then((res) => __awaiter(this, void 0, void 0, function* () {
var _a;
let { data } = res;
// Decrypt response if required
if (data && isDecrypt) {
const encryptedResponse = data;
const decryptedResponse = yield decryptWithAES(encryptedResponse);
data = JSON.parse(decryptedResponse);
res.data = data;
}
if (!res.data) {
res.data = {};
}
res.data.statusCode = (_a = res.status) !== null && _a !== void 0 ? _a : 200;
// Verify signature and handle response
this.verifySignature(this.dataDerivativeLogic(data), res === null || res === void 0 ? void 0 : res.headers, url, isVerifySignature)
.then((verification) => {
subscriber.next(res === null || res === void 0 ? void 0 : res.data);
subscriber.complete();
})
.catch((err) => {
var _a;
subscriber.error((_a = err === null || err === void 0 ? void 0 : err.response) === null || _a === void 0 ? void 0 : _a.data);
});
}), (err) => __awaiter(this, void 0, void 0, function* () {
var _b, _c, _d, _e;
let data = (_b = err === null || err === void 0 ? void 0 : err.response) === null || _b === void 0 ? void 0 : _b.data;
// Decrypt error response if required
if (data && isDecrypt) {
const encryptedResponse = data;
const decryptedResponse = yield decryptWithAES(encryptedResponse);
data = JSON.parse(decryptedResponse);
err.response.data = data;
}
const statusCode = (_d = (_c = err === null || err === void 0 ? void 0 : err.response) === null || _c === void 0 ? void 0 : _c.status) !== null && _d !== void 0 ? _d : 404;
if (!err) {
err = {};
}
if (!err.response) {
err.response = {};
}
if (!err.response.data) {
err.response.data = {};
}
err.response.data.statusCode = statusCode;
// Verify signature and handle response
this.verifySignature(this.dataDerivativeLogic(data), (_e = err === null || err === void 0 ? void 0 : err.response) === null || _e === void 0 ? void 0 : _e.headers, url, isVerifySignature)
.then((verification) => {
var _a;
subscriber.error((_a = err === null || err === void 0 ? void 0 : err.response) === null || _a === void 0 ? void 0 : _a.data);
})
.catch((err) => {
var _a;
subscriber.error((_a = err === null || err === void 0 ? void 0 : err.response) === null || _a === void 0 ? void 0 : _a.data);
});
}));
});
}
// Function to perform GET request
get(url, headerData = undefined, isDecrypt = false, isVerifySignature = false, isSkipHeaderAlteration = false) {
let preProcessedHeader = headerData;
// Preprocess header data unless instructed to skip
if (!isSkipHeaderAlteration) {
preProcessedHeader = this.preProcessHeader(headerData, isVerifySignature);
}
else {
preProcessedHeader.observe = "response";
}
return new Observable((subscriber) => {
axios.get(url, preProcessedHeader).then((res) => __awaiter(this, void 0, void 0, function* () {
var _a;
let { data } = res;
// Decrypt response if required
if (isDecrypt) {
const encryptedResponse = data;
const decryptedResponse = yield decryptWithAES(encryptedResponse);
data = JSON.parse(decryptedResponse);
res.data = data;
}
if (!res.data) {
res.data = {};
}
res.data.statusCode = (_a = res.status) !== null && _a !== void 0 ? _a : 200;
// Verify signature and handle response
this.verifySignature(this.dataDerivativeLogic(data), res === null || res === void 0 ? void 0 : res.headers, url, isVerifySignature)
.then((verification) => {
subscriber.next(res === null || res === void 0 ? void 0 : res.data);
subscriber.complete();
})
.catch((err) => {
var _a;
subscriber.error((_a = err === null || err === void 0 ? void 0 : err.response) === null || _a === void 0 ? void 0 : _a.data);
});
}), (err) => __awaiter(this, void 0, void 0, function* () {
var _b, _c, _d, _e;
let data = (_b = err === null || err === void 0 ? void 0 : err.response) === null || _b === void 0 ? void 0 : _b.data;
// Decrypt error response if required
if (data && isDecrypt) {
const encryptedResponse = data;
const decryptedResponse = yield decryptWithAES(encryptedResponse);
data = JSON.parse(decryptedResponse);
err.response.data = data;
}
const statusCode = (_d = (_c = err === null || err === void 0 ? void 0 : err.response) === null || _c === void 0 ? void 0 : _c.status) !== null && _d !== void 0 ? _d : 404;
if (!err) {
err = {};
}
if (!err.response) {
err.response = {};
}
if (!err.response.data) {
err.response.data = {};
}
err.response.data.statusCode = statusCode;
// Verify signature and handle response
this.verifySignature(this.dataDerivativeLogic(data), (_e = err === null || err === void 0 ? void 0 : err.response) === null || _e === void 0 ? void 0 : _e.headers, url, isVerifySignature)
.then((verification) => {
var _a;
subscriber.error((_a = err === null || err === void 0 ? void 0 : err.response) === null || _a === void 0 ? void 0 : _a.data);
})
.catch((err) => {
var _a;
subscriber.error((_a = err === null || err === void 0 ? void 0 : err.response) === null || _a === void 0 ? void 0 : _a.data);
});
}));
});
}
// Function to execute API call based on method type
executeApiCall(url, method, body, headers, isEncrypt, isDecrypt, isVerifySignature) {
return new Promise((resolve) => {
if (method == "GET") {
this.get(url, { headers }, isDecrypt, isVerifySignature).subscribe((res) => {
resolve(res);
}, (err) => {
resolve(err);
});
}
else {
this.post(url, body, { headers }, isEncrypt, isDecrypt, isVerifySignature).subscribe((res) => {
resolve(res);
}, (err) => {
resolve(err);
});
}
});
}
}
/** @nocollapse */ KwikIDApiService.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "12.2.17", ngImport: i0, type: KwikIDApiService, deps: [], target: i0.ɵɵFactoryTarget.Injectable });
/** @nocollapse */ KwikIDApiService.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "12.2.17", ngImport: i0, type: KwikIDApiService, providedIn: "root" });
__decorate([
logMethod
], KwikIDApiService.prototype, "dataDerivativeLogic", null);
__decorate([
logMethod
], KwikIDApiService.prototype, "preProcessHeader", null);
__decorate([
logMethod
], KwikIDApiService.prototype, "verifySignature", null);
__decorate([
logMethod
], KwikIDApiService.prototype, "post", null);
__decorate([
logMethod
], KwikIDApiService.prototype, "get", null);
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "12.2.17", ngImport: i0, type: KwikIDApiService, decorators: [{
type: Injectable,
args: [{
providedIn: "root"
}]
}], ctorParameters: function () { return []; }, propDecorators: { dataDerivativeLogic: [], preProcessHeader: [], verifySignature: [], post: [], get: [] } });
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{ Injectable } from \"@angular/core\";\nimport axios from \"axios\";\nimport {\n  decryptWithAES,\n  encryptWithAES,\n  isNotEmptyValue,\n  logMethod\n} from \"kwikid-toolkit\";\nimport { Observable } from \"rxjs\";\nimport { v4 as uuidv4 } from \"uuid\";\n\n@Injectable({\n  providedIn: \"root\"\n})\nexport class KwikIDApiService {\n  private bytecode = [0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38];\n\n  constructor() {}\n\n  // Function to derive logic from data\n  @logMethod\n  dataDerivativeLogic(data) {\n    if (isNotEmptyValue(data)) {\n      const dataString = JSON.stringify(data);\n      const charCounts = {};\n      const targetCharacters = [\"a\", \"i\", \"p\", \"t\"];\n\n      // Count occurrences of target characters in the data string\n      for (const char of dataString) {\n        if (targetCharacters.includes(char)) {\n          charCounts[char] = (charCounts[char] || 0) + 1;\n        }\n      }\n\n      // Construct the output string based on the character counts\n      const outputString = targetCharacters\n        .map((char) => char + (charCounts[char] || 0))\n        .join(\"\");\n      return outputString;\n    }\n    return undefined;\n  }\n\n  // Function to preprocess header data\n  @logMethod\n  preProcessHeader(headerData: any, isVerifySignature: boolean): any {\n    if (!headerData) headerData = {};\n    if (!headerData.headers) headerData.headers = {};\n\n    // Generate a unique identifier if signature verification is required\n    if (isVerifySignature) {\n      headerData.headers.xrid = uuidv4();\n    }\n\n    // Retrieve session ID from local storage and add it to headers\n    const session_id = localStorage.getItem(\"session_id\");\n    if (session_id) headerData.headers.ses = session_id;\n\n    return headerData;\n  }\n\n  // Function to verify the signature\n  @logMethod\n  verifySignature(data, header, url, isVerifySignature) {\n    return new Promise((resolve, reject) => {\n      // Check if the signature is disabled\n      if (!isVerifySignature) {\n        resolve(true);\n      }\n\n      // Check if data is invalid\n      else if (!data) {\n        resolve(true);\n      }\n\n      // Check if the signature is missing in headers when authentication is not skipped\n      else if (isVerifySignature && header && !header?.sig) {\n        reject(false);\n      }\n\n      // Verify the signature when public key and header with signature are present and authentication is not skipped\n      else if (isVerifySignature && header && header?.sig) {\n        // Extract the signature and decode it\n        let signature = header.sig.split(\".\")[0];\n        const rawSignature = atob(signature);\n\n        // Split the decoded signature to get the parts\n        signature = rawSignature.split(\".\")[0];\n        const exp = `${rawSignature.split(\".\")[1]}000`; // Expiration time in milliseconds\n        const iat = `${rawSignature.split(\".\")[2]}000`; // Issued at time in milliseconds\n\n        // Check if the signature is valid\n        if (signature) {\n          // Check if the current time is before the expiration time\n          const dateValue = new Date().valueOf();\n          const dateCheck = dateValue < parseInt(exp);\n\n          // Check if the signature matches the data\n          const res = signature === data;\n\n          // Resolve the promise if the signature is valid and the date check passes\n          if (res && dateCheck) {\n            resolve(res);\n          } else {\n            // Reject the promise if the signature is invalid or the date check fails\n            reject(res);\n          }\n        } else {\n          // Reject the promise if the signature is not in the required format\n\n          reject(false);\n        }\n      } else {\n        // Resolve the promise if the signature is missing in headers\n        resolve(true);\n      }\n    });\n  }\n\n  // Function to perform POST request\n  @logMethod\n  post(\n    url,\n    body,\n    headerData,\n    isEncrypt = false,\n    isDecrypt = false,\n    isVerifySignature = false,\n    isSkipHeaderAlteration = false\n  ) {\n    let preProcessedHeader = headerData;\n\n    // Preprocess header data unless instructed to skip\n    if (!isSkipHeaderAlteration) {\n      preProcessedHeader = this.preProcessHeader(headerData, isVerifySignature);\n    } else {\n      preProcessedHeader.observe = \"response\";\n    }\n\n    // Encrypt body if required\n    if (isEncrypt) {\n      body = encryptWithAES(JSON.stringify(body));\n    }\n\n    return new Observable((subscriber) => {\n      axios.post(url, body, headerData).then(\n        async(res) => {\n          let { data } = res;\n\n          // Decrypt response if required\n          if (data && isDecrypt) {\n            const encryptedResponse = data;\n            const decryptedResponse = await decryptWithAES(encryptedResponse);\n            data = JSON.parse(decryptedResponse);\n            res.data = data;\n          }\n\n          if (!res.data) {\n            res.data = {};\n          }\n          res.data.statusCode = res.status ?? 200;\n\n          // Verify signature and handle response\n          this.verifySignature(\n            this.dataDerivativeLogic(data),\n            res?.headers,\n            url,\n            isVerifySignature\n          )\n            .then((verification) => {\n              subscriber.next(res?.data);\n              subscriber.complete();\n            })\n            .catch((err) => {\n              subscriber.error(err?.response?.data);\n            });\n        },\n        async(err) => {\n          let data = err?.response?.data;\n\n          // Decrypt error response if required\n          if (data && isDecrypt) {\n            const encryptedResponse = data;\n            const decryptedResponse = await decryptWithAES(encryptedResponse);\n            data = JSON.parse(decryptedResponse);\n            err.response.data = data;\n          }\n\n          const statusCode = err?.response?.status ?? 404;\n\n          if (!err) {\n            err = {};\n          }\n          if (!err.response) {\n            err.response = {};\n          }\n          if (!err.response.data) {\n            err.response.data = {};\n          }\n\n          err.response.data.statusCode = statusCode;\n\n          // Verify signature and handle response\n          this.verifySignature(\n            this.dataDerivativeLogic(data),\n            err?.response?.headers,\n            url,\n            isVerifySignature\n          )\n            .then((verification) => {\n              subscriber.error(err?.response?.data);\n            })\n            .catch((err) => {\n              subscriber.error(err?.response?.data);\n            });\n        }\n      );\n    });\n  }\n\n  // Function to perform GET request\n  @logMethod\n  get(\n    url,\n    headerData = undefined,\n    isDecrypt = false,\n    isVerifySignature = false,\n    isSkipHeaderAlteration = false\n  ) {\n    let preProcessedHeader = headerData;\n\n    // Preprocess header data unless instructed to skip\n    if (!isSkipHeaderAlteration) {\n      preProcessedHeader = this.preProcessHeader(headerData, isVerifySignature);\n    } else {\n      preProcessedHeader.observe = \"response\";\n    }\n\n    return new Observable((subscriber) => {\n      axios.get(url, preProcessedHeader).then(\n        async(res: any) => {\n          let { data } = res;\n\n          // Decrypt response if required\n          if (isDecrypt) {\n            const encryptedResponse = data;\n            const decryptedResponse = await decryptWithAES(encryptedResponse);\n            data = JSON.parse(decryptedResponse);\n            res.data = data;\n          }\n\n          if (!res.data) {\n            res.data = {};\n          }\n          res.data.statusCode = res.status ?? 200;\n\n          // Verify signature and handle response\n          this.verifySignature(\n            this.dataDerivativeLogic(data),\n            res?.headers,\n            url,\n            isVerifySignature\n          )\n            .then((verification) => {\n              subscriber.next(res?.data);\n              subscriber.complete();\n            })\n            .catch((err) => {\n              subscriber.error(err?.response?.data);\n            });\n        },\n        async(err) => {\n          let data = err?.response?.data;\n\n          // Decrypt error response if required\n          if (data && isDecrypt) {\n            const encryptedResponse = data;\n            const decryptedResponse = await decryptWithAES(encryptedResponse);\n            data = JSON.parse(decryptedResponse);\n            err.response.data = data;\n          }\n\n          const statusCode = err?.response?.status ?? 404;\n\n          if (!err) {\n            err = {};\n          }\n          if (!err.response) {\n            err.response = {};\n          }\n          if (!err.response.data) {\n            err.response.data = {};\n          }\n\n          err.response.data.statusCode = statusCode;\n\n          // Verify signature and handle response\n          this.verifySignature(\n            this.dataDerivativeLogic(data),\n            err?.response?.headers,\n            url,\n            isVerifySignature\n          )\n            .then((verification) => {\n              subscriber.error(err?.response?.data);\n            })\n            .catch((err) => {\n              subscriber.error(err?.response?.data);\n            });\n        }\n      );\n    });\n  }\n\n  // Function to execute API call based on method type\n  executeApiCall(\n    url,\n    method,\n    body,\n    headers,\n    isEncrypt,\n    isDecrypt,\n    isVerifySignature\n  ) {\n    return new Promise((resolve) => {\n      if (method == \"GET\") {\n        this.get(url, { headers }, isDecrypt, isVerifySignature).subscribe(\n          (res: any) => {\n            resolve(res);\n          },\n          (err) => {\n            resolve(err);\n          }\n        );\n      } else {\n        this.post(\n          url,\n          body,\n          { headers },\n          isEncrypt,\n          isDecrypt,\n          isVerifySignature\n        ).subscribe(\n          (res: any) => {\n            resolve(res);\n          },\n          (err) => {\n            resolve(err);\n          }\n        );\n      }\n    });\n  }\n}\n"]}