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zcash-sync
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Optimize sync historical prices

This commit is contained in:
Hanh 2023-03-15 12:58:13 +10:00
parent 637e4c5eac
commit ecdddf37cb
1 changed files with 26 additions and 23 deletions
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49
src/prices.rs
View File

@ -1,7 +1,6 @@
use crate::{DbAdapter, CoinConfig};
use crate::CoinConfig;
use anyhow::anyhow;
use chrono::NaiveDateTime;
use zcash_params::coin::get_coin_chain;
const DAY_SEC: i64 = 24 * 3600;
@ -34,9 +33,9 @@ pub async fn fetch_historical_prices(
let latest_day = latest_day.max(from_day);
let mut quotes: Vec<Quote> = vec![];
if latest_day < today {
let from = (latest_day + 1) * DAY_SEC;
let to = today * DAY_SEC;
let from = (latest_day + 1) * DAY_SEC;
let to = today * DAY_SEC;
if from != to {
let client = reqwest::Client::new();
let url = format!(
"https://api.coingecko.com/api/v3/coins/{}/market_chart/range",
@ -49,25 +48,29 @@ pub async fn fetch_historical_prices(
];
let req = client.get(url).query(&params);
let res = req.send().await?;
let r: serde_json::Value = res.json().await?;
let prices = r["prices"].as_array().ok_or_else(json_error)?;
let mut prev_timestamp = 0i64;
for p in prices.iter() {
let p = p.as_array().ok_or_else(json_error)?;
let ts = p[0].as_i64().ok_or_else(json_error)? / 1000;
let price = p[1].as_f64().ok_or_else(json_error)?;
// rounded to daily
let date = NaiveDateTime::from_timestamp_opt(ts, 0)
.ok_or(anyhow!("Invalid Date"))?
.date()
.and_hms_opt(0, 0, 0)
.ok_or(anyhow!("Invalid Date"))?;
let timestamp = date.timestamp();
if timestamp != prev_timestamp {
let quote = Quote { timestamp, price };
quotes.push(quote);
let t = res.text().await?;
let r: serde_json::Value = serde_json::from_str(&t)?;
let status = &r["status"]["error_code"];
if status.is_null() {
let prices = r["prices"].as_array().ok_or_else(json_error)?;
let mut prev_timestamp = 0i64;
for p in prices.iter() {
let p = p.as_array().ok_or_else(json_error)?;
let ts = p[0].as_i64().ok_or_else(json_error)? / 1000;
let price = p[1].as_f64().ok_or_else(json_error)?;
// rounded to daily
let date = NaiveDateTime::from_timestamp_opt(ts, 0)
.ok_or(anyhow!("Invalid Date"))?
.date()
.and_hms_opt(0, 0, 0)
.ok_or(anyhow!("Invalid Date"))?;
let timestamp = date.timestamp();
if timestamp != prev_timestamp {
let quote = Quote { timestamp, price };
quotes.push(quote);
}
prev_timestamp = timestamp;
}
prev_timestamp = timestamp;
}
}