forked from TrueCloudLab/neoneo-go
61 lines
1.4 KiB
Go
61 lines
1.4 KiB
Go
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package wallet
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import (
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"encoding/json"
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"github.com/nspcc-dev/neo-go/pkg/encoding/address"
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"github.com/nspcc-dev/neo-go/pkg/util"
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)
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// Token represents imported token contract.
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type Token struct {
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Name string
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Hash util.Uint160
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Decimals int64
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Symbol string
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Address string
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}
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type tokenAux struct {
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Name string `json:"name"`
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Hash util.Uint160 `json:"script_hash"`
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Decimals int64 `json:"decimals"`
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Symbol string `json:"symbol"`
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}
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// NewToken returns new token contract info.
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func NewToken(tokenHash util.Uint160, name, symbol string, decimals int64) *Token {
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return &Token{
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Name: name,
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Hash: tokenHash,
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Decimals: decimals,
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Symbol: symbol,
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Address: address.Uint160ToString(tokenHash),
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}
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}
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// MarshalJSON implements json.Marshaler interface.
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func (t *Token) MarshalJSON() ([]byte, error) {
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m := &tokenAux{
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Name: t.Name,
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Hash: t.Hash.Reverse(), // address should be marshaled in LE but default marshaler uses BE.
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Decimals: t.Decimals,
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Symbol: t.Symbol,
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}
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return json.Marshal(m)
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}
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// UnmarshalJSON implements json.Unmarshaler interface.
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func (t *Token) UnmarshalJSON(data []byte) error {
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aux := new(tokenAux)
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if err := json.Unmarshal(data, aux); err != nil {
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return err
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}
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t.Name = aux.Name
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t.Hash = aux.Hash.Reverse()
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t.Decimals = aux.Decimals
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t.Symbol = aux.Symbol
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t.Address = address.Uint160ToString(t.Hash)
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return nil
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}
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