Method buildFiatToFiatResponse

rate/rate.ts:579–585

(amount: number, convertedAmount: number, rate: number, sourceSymbol: string, targetSymbol: string)

      `📊 <b>汇率:</b> ${codeTag(`1 ${sourceSymbol} = ${this.formatAmount(rate)} ${targetSymbol}`)}\n` +
      `⏰ <b>更新时间:</b> ${new Date().toLocaleString('zh-CN', { timeZone: 'Asia/Shanghai' })}`;
  }

  private buildCryptoToCryptoResponse(amount: number, convertedAmount: number, conversionRate: number, price: number, targetPrice: number, sourceSymbol: string, targetSymbol: string, lastUpdated: Date): string {
    return `💱 <b>汇率</b>\n\n` +
      `${codeTag(`${this.formatAmount(amount)} ${sourceSymbol} ≈`)}\n` +
      `${codeTag(`${this.formatAmount(convertedAmount)} ${targetSymbol}`)}\n\n` +
      `💎 <b>兑换比率:</b> ${codeTag(`1 ${sourceSymbol} = ${this.formatAmount(conversionRate)} ${targetSymbol}`)}\n` +
      `📊 <b>基准价格:</b> ${codeTag(`${sourceSymbol} $${this.formatPrice(price)} • ${targetSymbol} $${this.formatPrice(targetPrice)}`)}\n` +
      `⏰ <b>数据更新:</b> ${lastUpdated.toLocaleString('zh-CN', { timeZone: 'Asia/Shanghai' })}`;
  }