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oracle_price.go
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oracle_price.go
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package types
import (
"fmt"
"time"
"github.com/tendermint/tendermint/crypto"
sdk "github.com/cosmos/cosmos-sdk/types"
)
const (
RegisterModuleName = "oracle"
OraclePriceServiceName = "oracle-price"
OraclePriceValueJSONPath = "rate"
OraclePriceServiceDesc = "system service definition of oracle module"
OraclePriceAuthorDescription = "oracle module account"
OraclePriceSchemas = `
{
"input": {
"$schema": "http://json-schema.org/draft-04/schema#",
"title": "iservice-oracle-price-input-body",
"description": "Interchain Service Oracle Price Input Body Schema",
"type": "object",
"properties": {
"pair": {
"description": "exchange pair",
"type": "string",
"pattern": "^[0-9a-zA-Z/]+-[0-9a-zA-Z/]+$"
}
},
"additionalProperties": false,
"required": [
"pair"
]
},
"output": {
"$schema": "http://json-schema.org/draft-04/schema#",
"title": "iservice-oracle-price-output-body",
"description": "Interchain Service Oracle Price Output Body Schema",
"type": "object",
"properties": {
"rate": {
"description": "exchange rate",
"type": "string",
"pattern": "^(?:[1-9]+\\d*|0)(\\.\\d+)?$"
}
},
"additionalProperties": false,
"required": [
"rate"
]
}
}`
)
var (
OraclePriceServiceTags = []string{"oracle"}
OraclePriceServiceAuthor = sdk.AccAddress(crypto.AddressHash([]byte(RegisterModuleName)))
OraclePriceServiceProvider = sdk.AccAddress(crypto.AddressHash([]byte(RegisterModuleName)))
)
func GenOraclePriceSvcDefinition() ServiceDefinition {
return ServiceDefinition{
Name: OraclePriceServiceName,
Description: OraclePriceAuthorDescription,
Tags: OraclePriceServiceTags,
Author: OraclePriceServiceAuthor.String(),
AuthorDescription: OraclePriceAuthorDescription,
Schemas: OraclePriceSchemas,
}
}
func GenOraclePriceSvcBinding(baseDenom string) ServiceBinding {
return ServiceBinding{
ServiceName: OraclePriceServiceName,
Provider: OraclePriceServiceProvider.String(),
Deposit: sdk.NewCoins(sdk.NewCoin(baseDenom, sdk.NewInt(0))),
Pricing: fmt.Sprintf(`{"price": "0%s"}`, baseDenom),
QoS: 1,
Options: `{}`,
Available: true,
DisabledTime: time.Time{},
Owner: OraclePriceServiceProvider.String(),
}
}