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CreateAccount.go
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CreateAccount.go
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// Copyright 2021 github.com/gagliardetto
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package native
import (
"encoding/binary"
"github.com/cielu/go-solana/common"
"github.com/cielu/go-solana/pkg/encodbin"
"github.com/cielu/go-solana/types/base"
)
// CreateAccount Create a new account
type CreateAccount struct {
// Number of lamports to transfer to the new account
Lamports *uint64
// Number of bytes of memory to allocate
Space *uint64
// Address of program that will own the new account
Owner *common.Address
// [0] = [WRITE, SIGNER] FundingAccount
// ··········· Funding account
//
// [1] = [WRITE, SIGNER] NewAccount
// ··········· New account
base.AccountMetaSlice `bin:"-" borsh_skip:"true"`
}
// NewCreateAccountInstructionBuilder creates a new `CreateAccount` instruction builder.
func NewCreateAccountInstructionBuilder() *CreateAccount {
nd := &CreateAccount{
AccountMetaSlice: make([]*base.AccountMeta, 2),
}
return nd
}
// Number of lamports to transfer to the new account
func (cAcc *CreateAccount) SetLamports(lamports uint64) *CreateAccount {
cAcc.Lamports = &lamports
return cAcc
}
// Number of bytes of memory to allocate
func (cAcc *CreateAccount) SetSpace(space uint64) *CreateAccount {
cAcc.Space = &space
return cAcc
}
// Address of program that will own the new account
func (cAcc *CreateAccount) SetOwner(owner common.Address) *CreateAccount {
cAcc.Owner = &owner
return cAcc
}
// Funding account
func (cAcc *CreateAccount) SetFundingAccount(fundingAccount common.Address) *CreateAccount {
cAcc.AccountMetaSlice[0] = base.Meta(fundingAccount).WRITE().SIGNER()
return cAcc
}
func (cAcc *CreateAccount) GetFundingAccount() *base.AccountMeta {
return cAcc.AccountMetaSlice[0]
}
// New account
func (cAcc *CreateAccount) SetNewAccount(newAccount common.Address) *CreateAccount {
cAcc.AccountMetaSlice[1] = base.Meta(newAccount).WRITE().SIGNER()
return cAcc
}
func (cAcc *CreateAccount) GetNewAccount() *base.AccountMeta {
return cAcc.AccountMetaSlice[1]
}
func (cAcc CreateAccount) Build() *Instruction {
return &Instruction{BaseVariant: encodbin.BaseVariant{
Impl: cAcc,
TypeID: encodbin.TypeIDFromUint32(Instruction_CreateAccount, binary.LittleEndian),
}}
}
func (cAcc CreateAccount) MarshalWithEncoder(encoder *encodbin.Encoder) error {
// Serialize `Lamports` param:
{
err := encoder.Encode(*cAcc.Lamports)
if err != nil {
return err
}
}
// Serialize `Space` param:
{
err := encoder.Encode(*cAcc.Space)
if err != nil {
return err
}
}
// Serialize `Owner` param:
{
err := encoder.Encode(*cAcc.Owner)
if err != nil {
return err
}
}
return nil
}
// NewCreateAccountInstruction declares a new CreateAccount instruction with the provided parameters and accounts.
func NewCreateAccountInstruction(
// Parameters:
lamports uint64,
space uint64,
owner common.Address,
// Accounts:
fundingAccount common.Address,
newAccount common.Address) *CreateAccount {
return NewCreateAccountInstructionBuilder().
SetLamports(lamports).
SetSpace(space).
SetOwner(owner).
SetFundingAccount(fundingAccount).
SetNewAccount(newAccount)
}