71 lines
2.0 KiB
Go
71 lines
2.0 KiB
Go
package types
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import (
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"fmt"
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"github.com/gogo/protobuf/proto"
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)
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// MsgRequest is the interface a transaction message, defined as a proto
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// service method, must fulfill.
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type MsgRequest interface {
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proto.Message
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// ValidateBasic does a simple validation check that
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// doesn't require access to any other information.
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ValidateBasic() error
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// Signers returns the addrs of signers that must sign.
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// CONTRACT: All signatures must be present to be valid.
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// CONTRACT: Returns addrs in some deterministic order.
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GetSigners() []AccAddress
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}
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// ServiceMsg is the struct into which an Any whose typeUrl matches a service
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// method format (ex. `/cosmos.gov.v1beta1.Msg/SubmitProposal`) unpacks.
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type ServiceMsg struct {
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// MethodName is the fully-qualified service method name.
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MethodName string
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// Request is the request payload.
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Request MsgRequest
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}
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var _ Msg = ServiceMsg{}
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func (msg ServiceMsg) ProtoMessage() {}
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func (msg ServiceMsg) Reset() {}
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func (msg ServiceMsg) String() string { return "ServiceMsg" }
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// Route implements Msg.Route method.
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func (msg ServiceMsg) Route() string {
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return msg.MethodName
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}
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// ValidateBasic implements Msg.ValidateBasic method.
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func (msg ServiceMsg) ValidateBasic() error {
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return msg.Request.ValidateBasic()
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}
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// GetSignBytes implements Msg.GetSignBytes method.
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func (msg ServiceMsg) GetSignBytes() []byte {
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// Here, we're gracefully supporting Amino JSON for service
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// Msgs.
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// ref: https://github.com/cosmos/cosmos-sdk/issues/8346
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// If `msg` is a service Msg, then we cast its `Request` to a sdk.Msg
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// and call GetSignBytes on the `Request`.
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msgRequest, ok := msg.Request.(Msg)
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if !ok {
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panic(fmt.Errorf("cannot convert ServiceMsg request to sdk.Msg, got %T", msgRequest))
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}
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return msgRequest.GetSignBytes()
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}
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// GetSigners implements Msg.GetSigners method.
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func (msg ServiceMsg) GetSigners() []AccAddress {
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return msg.Request.GetSigners()
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}
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// Type implements Msg.Type method.
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func (msg ServiceMsg) Type() string {
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return msg.MethodName
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}
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