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(function attachJiapuTacAdapter(global) {
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"use strict";
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var SUPPORTED_TYPES = ["SLIDER", "ROTATE", "CONCAT", "WORD_IMAGE_CLICK"];
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function fail(message, code) {
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var error = new Error(message);
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error.code = code || "TAC_PROTOCOL_INVALID";
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throw error;
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}
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function text(value, label) {
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if (typeof value !== "string" || !value.trim()) fail(label + "不能为空");
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return value.trim();
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}
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function positiveInteger(value, label) {
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var number = Number(value);
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if (!Number.isInteger(number) || number < 1) fail(label + "必须是正整数");
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return number;
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}
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function assertContext(context) {
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if (!context || typeof context !== "object") fail("TAC 请求上下文无效");
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return {
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tenantId: text(context.tenantId, "租户标识"),
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clientId: text(context.clientId, "客户端标识"),
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sceneCode: text(context.sceneCode, "验证场景"),
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subject: text(context.subject, "验证主体"),
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providerCode: text(context.providerCode, "验证服务商").toUpperCase(),
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captchaType: text(context.captchaType, "验证码类型").toUpperCase(),
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};
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}
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function assertChallengePayload(type, payload) {
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if (!payload || typeof payload !== "object" || Array.isArray(payload)) {
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fail("行为验证挑战缺少渲染载荷");
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}
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if (type === "CONCAT") {
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text(payload.backgroundImage, "拼图背景图片");
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positiveInteger(payload.backgroundImageHeight, "拼图背景高度");
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if (!payload.data || !Number.isFinite(Number(payload.data.randomY))) {
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fail("拼图挑战缺少 randomY");
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}
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return;
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}
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text(payload.backgroundImage, "行为验证背景图片");
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text(payload.templateImage, "行为验证模板图片");
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}
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function normalizeChallengeResponse(response, expectedContext) {
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var context = assertContext(expectedContext);
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if (!response || typeof response !== "object" || Number(response.code) !== 200) {
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fail((response && response.msg) || "行为验证挑战请求失败", "TAC_CHALLENGE_FAILED");
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}
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var data = response.data;
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if (!data || typeof data !== "object" || data.required !== true) {
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fail("行为验证挑战未处于强制验证状态", "TAC_CHALLENGE_NOT_REQUIRED");
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}
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var providerCode = text(data.providerCode, "挑战服务商").toUpperCase();
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var captchaType = text(data.captchaType, "挑战验证码类型").toUpperCase();
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if (providerCode !== "TIANAI" || providerCode !== context.providerCode) {
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fail("行为验证挑战服务商不匹配", "TAC_PROVIDER_MISMATCH");
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}
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if (SUPPORTED_TYPES.indexOf(captchaType) < 0 || captchaType !== context.captchaType) {
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fail("行为验证挑战类型不匹配", "TAC_TYPE_MISMATCH");
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}
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var challengeId = text(data.challengeId, "行为验证挑战标识");
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var expireSeconds = positiveInteger(data.expireSeconds, "行为验证挑战有效期");
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assertChallengePayload(captchaType, data.payload);
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return {
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challenge: {
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required: true,
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providerCode: providerCode,
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captchaType: captchaType,
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challengeId: challengeId,
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expireSeconds: expireSeconds,
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},
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sdkResponse: {
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code: 200,
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msg: typeof response.msg === "string" ? response.msg : "操作成功",
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data: Object.assign({}, data.payload, {
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type: captchaType,
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id: challengeId,
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}),
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},
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};
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}
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function assertTrack(track) {
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if (!track || typeof track !== "object" || Array.isArray(track)) fail("行为验证轨迹无效");
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positiveInteger(track.bgImageWidth, "轨迹背景宽度");
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positiveInteger(track.bgImageHeight, "轨迹背景高度");
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var startTime = Number(track.startTime);
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var stopTime = Number(track.stopTime);
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if (!Number.isFinite(startTime) || !Number.isFinite(stopTime) || stopTime < startTime) {
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fail("行为验证轨迹时间无效");
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}
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if (!Array.isArray(track.trackList) || track.trackList.length < 1) {
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fail("行为验证轨迹不能为空");
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}
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track.trackList.forEach(function validatePoint(point) {
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if (!point || !Number.isFinite(Number(point.x)) || !Number.isFinite(Number(point.y)) ||
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!Number.isFinite(Number(point.t)) || typeof point.type !== "string" || !point.type) {
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fail("行为验证轨迹点无效");
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}
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});
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return track;
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}
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function buildVerifyBody(libraryRequest, expectedContext, challenge) {
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var context = assertContext(expectedContext);
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if (!challenge || typeof challenge !== "object") fail("行为验证挑战上下文缺失");
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var challengeId = text(challenge.challengeId, "行为验证挑战标识");
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if (!libraryRequest || libraryRequest.id !== challengeId) {
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fail("行为验证 challenge 标识与当前挑战不匹配", "TAC_CHALLENGE_MISMATCH");
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}
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if (challenge.providerCode !== context.providerCode || challenge.captchaType !== context.captchaType) {
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fail("行为验证挑战上下文已变化", "TAC_CONTEXT_MISMATCH");
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}
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return {
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tenantId: context.tenantId,
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clientId: context.clientId,
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sceneCode: context.sceneCode,
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subject: context.subject,
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challengeId: challengeId,
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providerCode: challenge.providerCode,
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captchaType: challenge.captchaType,
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// 受保护 OpenAPI 的唯一合同是 payload.track；SDK 回调 id 已提升为 challengeId，
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// 不得再次混入 payload，也不得退回“直接传 track”的兼容分支。
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payload: { track: assertTrack(libraryRequest.data) },
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};
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}
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function normalizeVerifyResponse(response) {
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if (!response || typeof response !== "object" || Number(response.code) !== 200) {
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fail((response && response.msg) || "行为验证请求失败", "TAC_VERIFY_REQUEST_FAILED");
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}
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var data = response.data;
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if (!data || data.passed !== true) {
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fail((data && data.message) || "行为验证未通过", "TAC_VERIFY_REJECTED");
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}
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var validToken = text(data.validToken, "行为验证票据");
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var expireSeconds = positiveInteger(data.expireSeconds, "行为验证票据有效期");
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return {
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code: 200,
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data: { passed: true, validToken: validToken, expireSeconds: expireSeconds },
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};
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}
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function toSdkFailure(error) {
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return {
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code: 4001,
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msg: error && error.message ? error.message : "行为验证失败，请重试",
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};
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}
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global.JiapuTacAdapter = Object.freeze({
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normalizeChallengeResponse: normalizeChallengeResponse,
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buildVerifyBody: buildVerifyBody,
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normalizeVerifyResponse: normalizeVerifyResponse,
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toSdkFailure: toSdkFailure,
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});
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})(typeof window !== "undefined" ? window : globalThis);
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