chore(init): 初始化解忧商行项目并完成 Phase 0 基座
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@@ -0,0 +1,63 @@
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package logging
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import (
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"context"
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"go.uber.org/zap"
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)
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type requestIDContextKey struct{}
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type adminIDContextKey struct{}
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// WithRequestID 把请求 ID 写入标准 context,供非 HTTP 层日志关联请求链路。
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func WithRequestID(ctx context.Context, requestID string) context.Context {
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if ctx == nil || requestID == "" {
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return ctx
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}
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return context.WithValue(ctx, requestIDContextKey{}, requestID)
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}
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// RequestIDFromContext 从标准 context 读取请求 ID。
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func RequestIDFromContext(ctx context.Context) string {
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if ctx == nil {
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return ""
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}
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value, ok := ctx.Value(requestIDContextKey{}).(string)
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if !ok {
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return ""
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}
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return value
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}
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// WithAdminID 把已完成鉴权的管理员 ID 写入标准 context,供仓储审计和日志关联。
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func WithAdminID(ctx context.Context, adminID uint64) context.Context {
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if ctx == nil || adminID == 0 {
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return ctx
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}
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return context.WithValue(ctx, adminIDContextKey{}, adminID)
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}
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// AdminIDFromContext 从标准 context 读取已完成鉴权的管理员 ID。
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func AdminIDFromContext(ctx context.Context) uint64 {
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if ctx == nil {
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return 0
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}
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adminID, _ := ctx.Value(adminIDContextKey{}).(uint64)
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return adminID
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}
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// FromContext 返回自动携带请求和管理员上下文的日志器。
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func FromContext(ctx context.Context) *zap.Logger {
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logger := zap.L()
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fields := make([]zap.Field, 0, 2)
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if requestID := RequestIDFromContext(ctx); requestID != "" {
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fields = append(fields, zap.String("request_id", requestID))
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}
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if adminID := AdminIDFromContext(ctx); adminID != 0 {
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fields = append(fields, zap.Uint64("admin_id", adminID))
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}
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if len(fields) == 0 {
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return logger
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}
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return logger.With(fields...)
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}
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