From 1751f1cc40d03c67f1fdc4ace719a1d787de33ef Mon Sep 17 00:00:00 2001
From: juanlf <juanlf@gmail.com>
Date: Sun, 15 Jun 2025 17:19:00 +0200
Subject: [PATCH] Nuevos Get USDT-EUR usando precio medio

---
 get-usdt-eur-average-gmt1.sh | 69 ++++++++++++++++++++++++++++++++++++
 get-usdt-eur-range.py        | 45 +++++++++++++++++++++++
 get-usdt-eur.sh              | 30 ++++++++++++++++
 3 files changed, 144 insertions(+)
 create mode 100755 get-usdt-eur-average-gmt1.sh
 create mode 100755 get-usdt-eur-range.py
 create mode 100755 get-usdt-eur.sh

diff --git a/get-usdt-eur-average-gmt1.sh b/get-usdt-eur-average-gmt1.sh
new file mode 100755
index 0000000..36bb456
--- /dev/null
+++ b/get-usdt-eur-average-gmt1.sh
@@ -0,0 +1,69 @@
+#!/bin/bash
+
+# === CONFIGURACIÓN ===
+COIN_ID="tether"
+VS_CURRENCY="eur"
+OUTPUT="usdt-eur-2025-average-gmt1.csv"
+
+INICIO=2024-12-01
+FIN=2026-12-01
+
+# === Timestamps UNIX UTC ===
+if date -j -f "%Y-%m-%d" "2025-01-01" +"%s" >/dev/null 2>&1; then 
+  # -- Version MacOS --
+  FROM_TIMESTAMP=$(date -j -f "%Y-%m-%d" "$INICIO" +"%s")
+  TO_TIMESTAMP=$(date -j -f "%Y-%m-%d" "$FIN" +"%s")
+else 
+  # -- Versión Linux --
+  FROM_TIMESTAMP=$(date -d "$INICIO" +"%s")
+  TO_TIMESTAMP=$(date -d "$FIN" +"%s")
+fi
+
+# === Llamada API ===
+URL="https://api.coingecko.com/api/v3/coins/${COIN_ID}/market_chart/range?vs_currency=${VS_CURRENCY}&from=${FROM_TIMESTAMP}&to=${TO_TIMESTAMP}"
+echo "📡 Llamando a: $URL"
+RESPONSE=$(curl -s "$URL")
+
+# Verifica si viene campo .prices
+if ! echo "$RESPONSE" | jq '.prices' | grep -q '\['; then
+  echo "❌ No se encontraron precios en la respuesta de CoinGecko."
+  exit 1
+fi
+
+# === Cabecera CSV ===
+echo "fecha_gmt1,avg_usdt_eur" > "$OUTPUT"
+
+# === Procesamiento + agrupación por fecha española ===
+export LC_NUMERIC=C
+
+echo "$RESPONSE" | jq -c '.prices[]' \
+| while read -r entry; do
+  ts_ms=$(echo "$entry" | jq '.[0]')
+  price=$(echo "$entry" | jq '.[1]')
+
+  # Verifica que price sea válido
+  if [[ "$price" == "null" || -z "$price" ]]; then continue; fi
+
+  # Convertir a hora española (Europe/Madrid)
+  ts_s=$((ts_ms/1000))
+  if [[ "$OSTYPE" == "darwin"* ]]; then
+    # macOS
+    date_es=$(TZ=Europe/Madrid date -j -f "%s" "$ts_s" "+%Y-%m-%d")
+  else
+    # Linux
+    date_es=$(TZ=Europe/Madrid date -d "@$ts_s" "+%Y-%m-%d")
+  fi
+
+  echo "$date_es,$price"
+done \
+| awk -F, '
+  {
+    sum[$1] += $2;
+    count[$1]++;
+  }
+  END {
+    for (d in sum)
+      printf "%s,%.6f\n", d, sum[d]/count[d];
+  }' | sort >> "$OUTPUT"
+
+echo "✅ Exportado como $OUTPUT (en horario de España)"
diff --git a/get-usdt-eur-range.py b/get-usdt-eur-range.py
new file mode 100755
index 0000000..e075d36
--- /dev/null
+++ b/get-usdt-eur-range.py
@@ -0,0 +1,45 @@
+#!/usr/bin/env python3
+import requests
+import pandas as pd
+from datetime import datetime
+import time
+
+# === Configuración ===
+coin = "tether"
+vs_currency = "eur"
+start_date = datetime(2025, 1, 1)
+end_date = datetime(2026, 1, 1)
+
+# === Convertir a timestamps UNIX en segundos ===
+from_ts = int(start_date.timestamp())
+to_ts = int(end_date.timestamp())
+
+# === URL de CoinGecko ===
+url = f"https://api.coingecko.com/api/v3/coins/{coin}/market_chart/range"
+params = {
+    "vs_currency": vs_currency,
+    "from": from_ts,
+    "to": to_ts
+}
+
+print("📡 Solicitando datos a CoinGecko...")
+response = requests.get(url, params=params)
+if response.status_code != 200:
+    print("❌ Error en la solicitud:", response.status_code)
+    exit(1)
+
+data = response.json()
+prices = data.get("prices", [])
+
+# === Convertir a DataFrame ===
+df = pd.DataFrame(prices, columns=["timestamp_ms", "usdt_eur"])
+df["timestamp"] = pd.to_datetime(df["timestamp_ms"], unit="ms")
+df["date"] = df["timestamp"].dt.date
+
+# === Agrupar por fecha y tomar el primer valor de cada día ===
+df_daily = df.groupby("date").first().reset_index()[["date", "usdt_eur"]]
+
+# === Guardar CSV ===
+output_file = "usdt-eur-2025.csv"
+df_daily.to_csv(output_file, index=False)
+print(f"✅ Exportado como {output_file} ({len(df_daily)} días)")
diff --git a/get-usdt-eur.sh b/get-usdt-eur.sh
new file mode 100755
index 0000000..ed9550a
--- /dev/null
+++ b/get-usdt-eur.sh
@@ -0,0 +1,30 @@
+#!/bin/bash
+
+OUTPUT="usdt-eur-2025.csv"
+> "$OUTPUT"
+echo '"date","usdt_eur"' > "$OUTPUT"
+
+START_DATE="2025-01-01"
+END_DATE="2025-01-31"
+CURRENT_DATE="$START_DATE"
+
+while [[ "$CURRENT_DATE" < "$END_DATE" ]]; do
+  # Formatear fecha como DD-MM-YYYY (requerido por CoinGecko)
+  FORMATTED=$(date -j -f "%Y-%m-%d" "$CURRENT_DATE" "+%d-%m-%Y")
+  
+  echo "🔄 Consultando precio para $CURRENT_DATE..."
+
+  PRICE=$(curl -s "https://api.coingecko.com/api/v3/coins/tether/history?date=${FORMATTED}&localization=false" \
+    | jq -r '.market_data.current_price.eur // empty')
+
+  if [[ -n "$PRICE" ]]; then
+    echo "\"$CURRENT_DATE\",\"$PRICE\"" >> "$OUTPUT"
+  else
+    echo "\"$CURRENT_DATE\",\"N/A\"" >> "$OUTPUT"
+  fi
+
+  CURRENT_DATE=$(date -j -v+1d -f "%Y-%m-%d" "$CURRENT_DATE" "+%Y-%m-%d")
+  sleep 2  # Evita ser bloqueado por CoinGecko
+done
+
+echo "✅ Exportado como $OUTPUT"