mirror of
https://github.com/woodchen-ink/aimodels-prices.git
synced 2025-07-18 05:32:00 +08:00
wood chen
680d684016
- 将价格倍率处理函数从 handlers/prices.go 移动到新的 handlers/rates 包 - 更新 main.go 中的路由配置，使用新的 rates.GetPriceRates 处理函数 - 在 prices.go 中新增 clearPriceCache 时调用 rates.ClearRatesCache - 模块化价格倍率计算逻辑，提高代码组织性和可维护性
82 lines
2.0 KiB
Go
82 lines
2.0 KiB
Go
package rates
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import (
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"net/http"
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"time"
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"github.com/gin-gonic/gin"
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"aimodels-prices/database"
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"aimodels-prices/models"
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)
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// PriceRate 价格倍率结构
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type PriceRate struct {
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Model string `json:"model"`
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ModelType string `json:"model_type"`
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Type string `json:"type"`
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ChannelType uint `json:"channel_type"`
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Input float64 `json:"input"`
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Output float64 `json:"output"`
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}
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// GetPriceRates 获取价格倍率
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func GetPriceRates(c *gin.Context) {
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cacheKey := "price_rates"
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// 尝试从缓存获取
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if cachedData, found := database.GlobalCache.Get(cacheKey); found {
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if rates, ok := cachedData.([]PriceRate); ok {
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c.JSON(http.StatusOK, rates)
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return
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}
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}
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// 使用索引优化查询，只查询需要的字段
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var prices []models.Price
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if err := database.DB.Select("model, model_type, billing_type, channel_type, input_price, output_price, currency, status").
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Where("status = 'approved'").
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Find(&prices).Error; err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to fetch prices"})
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return
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}
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// 预分配rates切片，减少内存分配
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rates := make([]PriceRate, 0, len(prices))
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// 计算倍率
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for _, price := range prices {
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// 根据货币类型计算倍率
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var inputRate, outputRate float64
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if price.Currency == "USD" {
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// 如果是美元，除以2
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inputRate = price.InputPrice / 2
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outputRate = price.OutputPrice / 2
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} else {
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// 如果是人民币或其他货币，除以14
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inputRate = price.InputPrice / 14
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outputRate = price.OutputPrice / 14
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}
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rates = append(rates, PriceRate{
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Model: price.Model,
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ModelType: price.ModelType,
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Type: price.BillingType,
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ChannelType: price.ChannelType,
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Input: inputRate,
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Output: outputRate,
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})
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}
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// 存入缓存，有效期24小时
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database.GlobalCache.Set(cacheKey, rates, 24*time.Hour)
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c.JSON(http.StatusOK, rates)
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}
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// ClearRatesCache 清除价格倍率缓存
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func ClearRatesCache() {
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database.GlobalCache.Delete("price_rates")
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}
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