keeper

Documentation

Index

• Constants
• func NewQuerier(keeper Keeper) sdk.Querier
• type DateValue
• type Keeper
  • func NewKeeper(cdc *codec.Codec, storeKey sdk.StoreKey, stats Stats) Keeper
  • func (k Keeper) AddTokens(ctx sdk.Context, owner sdk.AccAddress, amount sdk.Int, description []byte)
  • func (k Keeper) GetBalance(ctx sdk.Context, owner sdk.AccAddress) sdk.Int
  • func (k Keeper) GetBalanceIterator(ctx sdk.Context) sdk.Iterator
  • func (k Keeper) GetTotalSupply(ctx sdk.Context) sdk.Int
• type Stats
  • func NewStats(db *bolt.DB) (Stats, error)

Constants

const (
	QueryBalance = "balance"
	QueryStats   = "stats"
)

query endpoints supported by the token Querier

Functions

func NewQuerier

func NewQuerier(keeper Keeper) sdk.Querier

NewQuerier creates a new querier for token clients.

Types

type DateValue

type DateValue struct {
	Date  string  `json:"date"`
	Value float64 `json:"value" amino:"unsafe"`
}

DateValue is date-value stat item

type Keeper

type Keeper struct {
	// contains filtered or unexported fields
}

Keeper maintains the link to data storage and exposes getter/setter methods for the various parts of the state machine

func NewKeeper

func NewKeeper(cdc *codec.Codec, storeKey sdk.StoreKey, stats Stats) Keeper

NewKeeper creates new instances of the token Keeper

func (Keeper) AddTokens

func (k Keeper) AddTokens(ctx sdk.Context, owner sdk.AccAddress, amount sdk.Int, description []byte)

AddTokens adds token to the given owner Description is needed to merge records in the index.

func (Keeper) GetBalance

func (k Keeper) GetBalance(ctx sdk.Context, owner sdk.AccAddress) sdk.Int

GetBalance returns token balance for the given owner

func (Keeper) GetBalanceIterator

func (k Keeper) GetBalanceIterator(ctx sdk.Context) sdk.Iterator

Get an iterator over all balances in which the keys are the accounts and the values are their balance

func (Keeper) GetTotalSupply

func (k Keeper) GetTotalSupply(ctx sdk.Context) sdk.Int

GetTotalSupply returns total token supply

type Stats

type Stats interface {
	AddToken(owner sdk.AccAddress, timestamp uint64, token sdk.Int, description []byte) error
	GetStats(owner sdk.AccAddress) (map[uint64]float64, error)
}

func NewStats

func NewStats(db *bolt.DB) (Stats, error)