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import { SignedOrder, ZeroEx } from '0x.js';
import { Schema, schemas as schemasByName } from '@0xproject/json-schemas';
import * as _ from 'lodash';
import { addresses as kovanAddresses} from './contract_addresses/kovan_addresses';
import { addresses as mainnetAddresses} from './contract_addresses/mainnet_addresses';
interface EnvironmentValue {
key: string;
value: string;
enabled: boolean;
type: string;
}
export const postmanEnvironmentFactory = {
createPostmanEnvironment(url: string, networkId: number, order: SignedOrder) {
const schemas: Schema[] = _.values(schemasByName);
const schemaEnvironmentValues = _.compact(
_.map(schemas, (schema: Schema) => {
if (_.isUndefined(schema.id)) {
return undefined;
} else {
const schemaKey = convertSchemaIdToKey(schema.id);
const stringifiedSchema = JSON.stringify(schema);
const schemaEnvironmentValue = createEnvironmentValue(schemaKey, stringifiedSchema);
return schemaEnvironmentValue;
}
}),
);
const schemaKeys = _.map(schemaEnvironmentValues, (environmentValue: EnvironmentValue) => {
return environmentValue.key;
});
const contractAddresses = getContractAddresses(networkId);
const contractAddressEnvironmentValues = _.map(_.keys(contractAddresses), (key: string) => {
const contractAddress = _.get(contractAddresses, key);
return createEnvironmentValue(key, contractAddress);
});
const allEnvironmentValues = _.concat(
schemaEnvironmentValues,
contractAddressEnvironmentValues,
createEnvironmentValue('schemaKeys', JSON.stringify(schemaKeys)),
createEnvironmentValue('url', url),
createEnvironmentValue('order', JSON.stringify(order)),
createEnvironmentValue('orderMaker', order.maker),
createEnvironmentValue('orderTaker', order.taker),
createEnvironmentValue('orderFeeRecipient', order.feeRecipient),
createEnvironmentValue('orderHash', ZeroEx.getOrderHashHex(order)),
);
const environment = {
values: allEnvironmentValues,
};
return environment;
},
};
function getContractAddresses(networkId: number) {
switch (networkId) {
case 1:
return mainnetAddresses;
case 42:
return kovanAddresses;
default:
throw new Error('Unsupported network id');
}
}
function convertSchemaIdToKey(schemaId: string) {
let result = schemaId;
if (_.startsWith(result, '/')) {
result = result.substr(1);
}
result = `${result}Schema`;
return result;
}
function createEnvironmentValue(key: string, value: string) {
return {
key,
value,
enabled: true,
type: 'text',
};
}
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