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// Eko: A terminal-native social media platform
// Copyright (C) 2025 Kyren223
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published
// by the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
package ctxkeys
import (
"context"
"log/slog"
"github.com/kyren223/eko/pkg/assert"
)
type key int
const (
UserID key = iota
IpAddr
KeyMax
)
var keyNames = map[key]string{
UserID: "user_id",
IpAddr: "ip_addr",
}
func (k key) String() string {
return keyNames[k]
}
func init() {
assert.Assert(len(keyNames) == int(KeyMax), "Keys in keyNames mismatch amount of keys", "len(keyNames)", len(keyNames), "KeyMax", int(KeyMax))
}
func WithValue(ctx context.Context, k key, v any) context.Context {
return context.WithValue(ctx, k, v)
}
func Value(ctx context.Context, k key) any {
return ctx.Value(k)
}
type ContextHandler struct {
slog.Handler
}
func WrapLogHandler(baseHandler slog.Handler) *ContextHandler {
return &ContextHandler{Handler: baseHandler}
}
func (h *ContextHandler) Handle(ctx context.Context, r slog.Record) error {
for k := key(0); k < KeyMax; k++ {
if v := Value(ctx, k); v != nil {
r.AddAttrs(slog.Any(keyNames[k], v))
}
}
return h.Handler.Handle(ctx, r)
}
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