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import { getContexts, getContextId, getPageUrl, getReferrer } from '../utils/env';
import { matchPatterns } from '../utils/helper';
import { getAnonymousId, isAnonymousTrackingEnabled } from '../utils/identity';
const DEFAULT_CONFIG: Partial<LightConfig> = {
enabled: true,
sampleRate: 1,
maxQueueSize: 100,
flushInterval: 5000,
maxRetries: 3,
retryDelay: 1000,
environment: 'production',
// 上下文分层策略：按事件级别决定堆栈深度和 breadcrumbs 数量
contextLevel: {
fatal: { maxStackFrames: 5, maxBreadcrumbs: 20 },
error: { maxStackFrames: 5, maxBreadcrumbs: 10 },
warning: { maxStackFrames: 3, maxBreadcrumbs: 5 },
info: { maxStackFrames: 0, maxBreadcrumbs: 0 },
debug: { maxStackFrames: 0, maxBreadcrumbs: 0 },
},
};
export class ConfigManager {
private config: LightConfig;
private contexts: ReturnType<typeof getContexts> | null = null;
private contextId: string | null = null;
private contextReported: boolean = false;
constructor(config: LightConfig) {
this.config = { ...DEFAULT_CONFIG, ...config } as LightConfig;
}
markContextReported(): void {
this.contextReported = true;
}
get<K extends keyof LightConfig>(key: K): LightConfig[K] {
return this.config[key];
}
getAll(): LightConfig {
return { ...this.config };
}
set<K extends keyof LightConfig>(key: K, value: LightConfig[K]): void {
this.config[key] = value;
}
setUser(user: UserInfo | null): void {
this.config.user = user || undefined;
}
setTags(tags: Record<string, string>): void {
this.config.tags = { ...(this.config.tags || {}), ...tags };
}
setTag(key: string, value: string): void {
if (!this.config.tags) {
this.config.tags = {};
}
(this.config.tags as Record<string, string>)[key] = value;
}
setExtra(key: string, value: unknown): void {
if (!this.config.extra) {
this.config.extra = {};
}
(this.config.extra as Record<string, unknown>)[key] = value;
}
isIgnoredError(message: string): boolean {
return matchPatterns(message, this.config.ignoreErrors || []);
}
shouldSample(): boolean {
const rate = this.config.sampleRate ?? 1;
if (rate >= 1) return true;
if (rate <= 0) return false;
return Math.random() < rate;
}
/**
* 获取编码后的环境信息（延迟初始化，只在首次上报时计算）
* 注意：env.ts 的 getContexts 已经返回编码后的数据
*/
private getEncodedContext(): ReturnType<typeof getContexts> {
if (!this.contexts) {
this.contexts = getContexts();
}
return this.contexts;
}
/**
* 将配置应用到事件
* @param event 事件对象
* @param includeFullContext 是否包含完整环境信息（批次内只有首个事件需要）
*/
applyToEvent(event: SentryEvent, includeFullContext: boolean = true): SentryEvent {
// 使用 Record 来避免联合类型的问题
const enriched: Record<string, unknown> = { ...event };
// 处理 tags
if (event.tags) {
enriched.tags = { ...event.tags };
}
// 处理 request
if (event.request) {
enriched.request = { ...event.request };
}
// 处理 exception（仅 error 事件有）
if ('exception' in event && event.exception) {
const exc = event.exception;
enriched.exception = {
...exc,
stacktrace: exc.stacktrace ? {
...exc.stacktrace,
frames: exc.stacktrace.frames ? exc.stacktrace.frames.map((f: StackFrame) => ({ ...f })) : undefined,
} : undefined,
};
}
// 处理 breadcrumbs
if (event.breadcrumbs) {
enriched.breadcrumbs = event.breadcrumbs.map((b: Breadcrumb) => ({ ...b }));
}
// 处理 user
if (event.user) {
enriched.user = { ...event.user };
}
// 处理 contexts
if (event.contexts) {
enriched.contexts = { ...event.contexts };
}
if (this.config.release) {
enriched.release = this.config.release;
}
if (this.config.environment) {
enriched.environment = this.config.environment;
}
enriched.platform = 'javascript';
if (this.config.user) {
enriched.user = this.config.user;
}
if (this.config.tags) {
enriched.tags = { ...this.config.tags, ...(event.tags as Record<string, string> || {}) };
}
if (!enriched.request) {
enriched.request = {
url: getPageUrl(),
referrer: getReferrer(),
};
} else if (!(enriched.request as Record<string, unknown>).url) {
(enriched.request as Record<string, unknown>).url = getPageUrl();
}
if (!this.contextId) {
this.contextId = getContextId();
}
enriched.context_id = this.contextId;
// 处理匿名用户ID
// 只有在没有设置 user.id 且启用了匿名追踪时，才添加 anonymousId
const hasUserId = this.config.user?.id || (event.user as Record<string, unknown>)?.id;
if (!hasUserId && isAnonymousTrackingEnabled(this.config)) {
const anonymousId = getAnonymousId();
if (anonymousId) {
enriched.anonymousId = anonymousId;
}
}
const result = this.applyContextLevel(enriched);
if (includeFullContext && !this.contextReported) {
if (!this.contexts) {
this.contexts = getContexts();
}
(result as Record<string, unknown>).contexts = this.contexts;
(result as Record<string, unknown>).env = {
b: this.contexts.browser?.name,
bv: this.contexts.browser?.version,
os: this.contexts.os?.name,
osv: this.contexts.os?.version,
};
}
return result as unknown as SentryEvent;
}
/**
* 应用上下文分层策略：根据事件级别裁剪堆栈和 breadcrumbs
* 注意：此方法不修改原始 event 对象，返回裁剪后的副本
*/
private applyContextLevel(event: Record<string, unknown>): Record<string, unknown> {
const contextLevel = this.config.contextLevel as ContextLevelMap | undefined;
if (!contextLevel) return event;
const level = (event.level || 'error') as EventLevel;
const levelConfig = contextLevel[level] || contextLevel['error'];
// 创建浅拷贝用于裁剪
const enriched: Record<string, unknown> = { ...event };
// 裁剪堆栈帧（仅 error 事件有 exception）
if ('exception' in event && event.exception && typeof event.exception === 'object') {
const exc = event.exception as Record<string, unknown>;
if (exc.stacktrace && typeof exc.stacktrace === 'object') {
const st = exc.stacktrace as Record<string, unknown>;
if (Array.isArray(st.frames)) {
if (levelConfig.maxStackFrames === 0) {
// info/debug 级别不需要堆栈
delete enriched.exception;
} else {
enriched.exception = {
...exc,
stacktrace: {
...st,
frames: (st.frames as StackFrame[]).slice(0, levelConfig.maxStackFrames),
},
};
}
}
}
}
// 裁剪 breadcrumbs
if (event.breadcrumbs && Array.isArray(event.breadcrumbs)) {
if (levelConfig.maxBreadcrumbs === 0) {
// info/debug 级别不需要 breadcrumbs
delete enriched.breadcrumbs;
} else {
enriched.breadcrumbs = (event.breadcrumbs as Breadcrumb[]).slice(-levelConfig.maxBreadcrumbs);
}
}
return enriched;
}
}
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