forked from 33cn/plugin
/
query.go
152 lines (131 loc) · 4.43 KB
/
query.go
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// Copyright Fuzamei Corp. 2018 All Rights Reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package executor
import (
"time"
dbm "github.com/33cn/chain33/common/db"
"github.com/33cn/chain33/common/db/table"
"github.com/33cn/chain33/types"
pty "github.com/33cn/plugin/plugin/dapp/unfreeze/types"
)
// Query_GetUnfreezeWithdraw 查询合约可提币量
func (u *Unfreeze) Query_GetUnfreezeWithdraw(in *types.ReqString) (types.Message, error) {
return QueryWithdraw(u.GetStateDB(), in.GetData())
}
// Query_GetUnfreeze 查询合约状态
func (u *Unfreeze) Query_GetUnfreeze(in *types.ReqString) (types.Message, error) {
return QueryUnfreeze(u.GetStateDB(), in.GetData())
}
// Query_ListUnfreezeByCreator 查询列表
func (u *Unfreeze) Query_ListUnfreezeByCreator(in *pty.ReqUnfreezes) (types.Message, error) {
return ListUnfreezeByCreator(u.GetLocalDB(), in)
}
// Query_ListUnfreezeByBeneficiary 查询列表
func (u *Unfreeze) Query_ListUnfreezeByBeneficiary(in *pty.ReqUnfreezes) (types.Message, error) {
return ListUnfreezeByBeneficiary(u.GetLocalDB(), in)
}
// QueryWithdraw 查询可提币状态
func QueryWithdraw(stateDB dbm.KV, id string) (types.Message, error) {
id = unfreezeIDFromHex(id)
unfreeze, err := loadUnfreeze(id, stateDB)
if err != nil {
uflog.Error("QueryWithdraw ", "unfreezeID", id, "err", err)
return nil, err
}
currentTime := time.Now().Unix()
reply := &pty.ReplyQueryUnfreezeWithdraw{UnfreezeID: id}
available, err := getWithdrawAvailable(unfreeze, currentTime)
if err != nil {
return nil, err
}
reply.AvailableAmount = available
return reply, nil
}
func getWithdrawAvailable(unfreeze *pty.Unfreeze, calcTime int64) (int64, error) {
means, err := newMeans(unfreeze.Means, 1500000)
if err != nil {
return 0, err
}
frozen, err := means.calcFrozen(unfreeze, calcTime)
if err != nil {
return 0, err
}
_, amount := withdraw(unfreeze, frozen)
return amount, nil
}
// QueryUnfreeze 查询合约状态
func QueryUnfreeze(stateDB dbm.KV, id string) (types.Message, error) {
id = unfreezeIDFromHex(id)
unfreeze, err := loadUnfreeze(id, stateDB)
if err != nil {
uflog.Error("QueryUnfreeze ", "unfreezeID", id, "err", err)
return nil, err
}
return unfreeze, nil
}
// ListUnfreezeByCreator 查询列表实现
func ListUnfreezeByCreator(ldb dbm.KVDB, req *pty.ReqUnfreezes) (types.Message, error) {
if len(req.Initiator) == 0 {
return nil, types.ErrInvalidParam
}
u := &pty.LocalUnfreeze{Unfreeze: &pty.Unfreeze{}}
u.Unfreeze.Initiator = req.Initiator
if len(req.FromKey) > 0 {
u.TxIndex = req.FromKey
}
rows, err := list(ldb, "init", u, req.Count, req.Direction)
if err != nil {
uflog.Error("ListUnfreezeByCreator ", "err", err, "params", req)
return nil, err
}
return fmtLocalUnfreeze(rows)
}
// ListUnfreezeByBeneficiary 查询列表实现
func ListUnfreezeByBeneficiary(ldb dbm.KVDB, req *pty.ReqUnfreezes) (types.Message, error) {
if len(req.Beneficiary) == 0 {
return nil, types.ErrInvalidParam
}
u := &pty.LocalUnfreeze{Unfreeze: &pty.Unfreeze{}}
u.Unfreeze.Beneficiary = req.Beneficiary
if len(req.FromKey) > 0 {
u.TxIndex = req.FromKey
}
uflog.Error("ListUnfreezeByBeneficiary ", "params", req)
rows, err := list(ldb, "beneficiary", u, req.Count, req.Direction)
if err != nil {
uflog.Error("ListUnfreezeByBeneficiary ", "err", err, "params", req)
return nil, err
}
return fmtLocalUnfreeze(rows)
}
func fmtLocalUnfreeze(rows []*table.Row) (*pty.ReplyUnfreezes, error) {
var results pty.ReplyUnfreezes
for _, row := range rows {
r, ok := row.Data.(*pty.LocalUnfreeze)
if !ok {
uflog.Error("ListUnfreeze", "err", "bad row type")
return nil, types.ErrDecode
}
v := &pty.ReplyUnfreeze{
UnfreezeID: r.Unfreeze.UnfreezeID,
StartTime: r.Unfreeze.StartTime,
AssetExec: r.Unfreeze.AssetExec,
AssetSymbol: r.Unfreeze.AssetSymbol,
TotalCount: r.Unfreeze.TotalCount,
Initiator: r.Unfreeze.Initiator,
Beneficiary: r.Unfreeze.Beneficiary,
Remaining: r.Unfreeze.Remaining,
Means: r.Unfreeze.Means,
Terminated: r.Unfreeze.Terminated,
Key: r.TxIndex,
}
if v.Means == pty.FixAmountX {
v.MeansOpt = &pty.ReplyUnfreeze_FixAmount{FixAmount: r.Unfreeze.GetFixAmount()}
} else if v.Means == pty.LeftProportionX {
v.MeansOpt = &pty.ReplyUnfreeze_LeftProportion{LeftProportion: r.Unfreeze.GetLeftProportion()}
}
results.Unfreeze = append(results.Unfreeze, v)
}
return &results, nil
}