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[NO-TASK]: DEPS price endpoint #47

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Merged
Danswar merged 1 commit into from
Aug 12, 2025
Merged

[NO-TASK]: DEPS price endpoint #47

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8 changes: 8 additions & 0 deletions prices/prices.controller.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -55,4 +55,12 @@ export class PricesController {
getEuroPrice(): PriceQueryCurrencies {
return this.pricesService.getEuroPrice();
}

@Get('deps')
@ApiResponse({
description: 'Returns the current price of the DEPS token',
})
async getDepsPrice(): Promise<PriceQueryCurrencies> {
return await this.pricesService.getDepsPrice();
}
}
22 changes: 14 additions & 8 deletions prices/prices.service.ts
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Original file line number Diff line number Diff line change
@@ -1,4 +1,9 @@
import { ADDRESS } from '@deuro/eurocoin';
import { Injectable, Logger } from '@nestjs/common';
import { COINGECKO_CLIENT, VIEM_CHAIN, VIEM_CONFIG } from 'api.config';
import { EcosystemDepsService } from 'ecosystem/ecosystem.deps.service';
import { PositionsService } from 'positions/positions.service';
import { Address, formatUnits } from 'viem';
import {
ApiPriceERC20,
ApiPriceERC20Mapping,
Expand All @@ -9,12 +14,6 @@ import {
PriceQueryCurrencies,
PriceQueryObjectArray,
} from './prices.types';
import { PositionsService } from 'positions/positions.service';
import { COINGECKO_CLIENT, VIEM_CHAIN, VIEM_CONFIG } from 'api.config';
import { Address } from 'viem';
import { EcosystemDepsService as EcosystemDepsService } from 'ecosystem/ecosystem.deps.service';
import { ADDRESS } from '@deuro/eurocoin';
import { formatUnits } from 'viem';

const randRef: number = Math.random() * 0.4 + 0.8;

Expand All @@ -29,6 +28,7 @@ export class PricesService {
private readonly logger = new Logger(this.constructor.name);
private fetchedPrices: PriceQueryObjectArray = {};
private euroPrice: PriceQueryCurrencies = {};
private depsPrice: PriceQueryCurrencies = {};

constructor(
private readonly positionsService: PositionsService,
Expand Down Expand Up @@ -63,6 +63,11 @@ export class PricesService {
};
}

async getDepsPrice(): Promise<PriceQueryCurrencies> {
if (!this.depsPrice) this.depsPrice = await this.fetchFromEcosystemDeps(this.getDeps());
return { usd: Number(this.depsPrice.usd.toFixed(4)), eur: Number(this.depsPrice.eur.toFixed(4)) };
}

getCollateral(): ApiPriceERC20Mapping {
const pos = Object.values(this.positionsService.getPositionsList().list);
const c: ERC20InfoObjectArray = {};
Expand Down Expand Up @@ -91,14 +96,15 @@ export class PricesService {
const quote = this.euroPrice?.usd || this.fetchedPrices[deuroAddress]?.price?.usd;
const usdPrice = quote ? price * quote : price;

return { usd: usdPrice, eur: price };
this.depsPrice = { usd: usdPrice, eur: price };
return this.depsPrice;
}

async fetchSourcesCoingecko(erc: ERC20Info): Promise<PriceQueryCurrencies | null> {
// all mainnet addresses
if ((VIEM_CHAIN.id as number) === 1) {
const url = `/api/v3/simple/token_price/ethereum?contract_addresses=${erc.address}&vs_currencies=usd%2Ceur`;
const data = await(await COINGECKO_CLIENT(url)).json();
const data = await (await COINGECKO_CLIENT(url)).json();
if (data.status) {
this.logger.debug(data.status?.error_message || 'Error fetching price from coingecko');
return null;
Expand Down