/
handler.go
78 lines (66 loc) · 2.22 KB
/
handler.go
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// Copyright (c) 2022 Gobalsky Labs Limited
//
// Use of this software is governed by the Business Source License included
// in the LICENSE.ZETA file and at https://www.mariadb.com/bsl11.
//
// Change Date: 18 months from the later of the date of the first publicly
// available Distribution of this version of the repository, and 25 June 2022.
//
// On the date above, in accordance with the Business Source License, use
// of this software will be governed by version 3 or later of the GNU General
// Public License.
package genesis
import (
"context"
"time"
"github.com/zeta-protocol/zeta/logging"
)
type Handler struct {
log *logging.Logger
cfg Config
onGenesisTimeLoadedCB []func(context.Context, time.Time)
onGenesisAppStateLoadedCB []func(context.Context, []byte) error
}
func New(log *logging.Logger, cfg Config) *Handler {
log = log.Named(namedLogger)
log.SetLevel(cfg.Level.Level)
return &Handler{
log: log,
cfg: cfg,
onGenesisTimeLoadedCB: []func(context.Context, time.Time){},
onGenesisAppStateLoadedCB: []func(context.Context, []byte) error{},
}
}
// ReloadConf update the internal configuration of the positions engine.
func (h *Handler) ReloadConf(cfg Config) {
h.log.Info("reloading configuration")
if h.log.GetLevel() != cfg.Level.Get() {
h.log.Info("updating log level",
logging.String("old", h.log.GetLevel().String()),
logging.String("new", cfg.Level.String()),
)
h.log.SetLevel(cfg.Level.Get())
}
h.cfg = cfg
}
func (h *Handler) OnGenesis(ctx context.Context, t time.Time, state []byte) error {
h.log.Debug("zeta time at genesis",
logging.String("time", t.String()))
for _, f := range h.onGenesisTimeLoadedCB {
f(ctx, t)
}
h.log.Debug("zeta initial state at genesis",
logging.String("state", string(state)))
for _, f := range h.onGenesisAppStateLoadedCB {
if err := f(ctx, state); err != nil {
return err
}
}
return nil
}
func (h *Handler) OnGenesisTimeLoaded(f ...func(context.Context, time.Time)) {
h.onGenesisTimeLoadedCB = append(h.onGenesisTimeLoadedCB, f...)
}
func (h *Handler) OnGenesisAppStateLoaded(f ...func(context.Context, []byte) error) {
h.onGenesisAppStateLoadedCB = append(h.onGenesisAppStateLoadedCB, f...)
}