05dc2ef0e7
GetDerivatives 签名里的 error 返回永远是 nil，controller 那段 if err != nil 是死分支，会误导调用方以为存在"全失败"语义。当前产品策略是 best-effort response：局部失败 → warnings，bundle 永远非 nil，HTTP 永远 200。 等 Hermes 上游真要求"全失败 → 5xx"时再重新引入 error 返回。 同时把 docs/dev.md §13.5 示例补上 warnings 字段（上次重构遗漏的文档同步）。
91 lines
2.5 KiB
Go
91 lines
2.5 KiB
Go
package v1
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import (
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"strconv"
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"strings"
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"github.com/gofiber/fiber/v2"
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"cryptoHermes/internal/usecase"
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)
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type MarketDeps struct {
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MarketContext *usecase.MarketContextUsecase
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MarketQuery *usecase.MarketQueryUsecase
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MarketData usecase.MarketDataProvider
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KlineRepo usecase.KlineRepository
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}
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var allowedIntervals = map[string]bool{
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"15m": true, "1h": true, "4h": true, "1d": true, "1w": true,
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}
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func RegisterMarket(r fiber.Router, d MarketDeps) {
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g := r.Group("/market")
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g.Get("/context", func(c *fiber.Ctx) error {
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symbol := strings.ToUpper(c.Query("symbol"))
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if symbol == "" {
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return fiber.NewError(fiber.StatusBadRequest, "symbol is required")
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}
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out, err := d.MarketContext.Build(c.UserContext(), symbol)
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if err != nil && out == nil {
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return fiber.NewError(fiber.StatusBadRequest, err.Error())
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}
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return c.JSON(out)
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})
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g.Get("/klines", func(c *fiber.Ctx) error {
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symbol := strings.ToUpper(c.Query("symbol"))
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interval := c.Query("interval")
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if symbol == "" || interval == "" {
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return fiber.NewError(fiber.StatusBadRequest, "symbol and interval are required")
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}
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if !allowedIntervals[interval] {
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return fiber.NewError(fiber.StatusBadRequest, "interval must be one of 15m/1h/4h/1d/1w")
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}
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limit := 300
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if l := c.Query("limit"); l != "" {
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if v, err := strconv.Atoi(l); err == nil && v > 0 && v <= 1000 {
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limit = v
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}
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}
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rows, err := d.KlineRepo.FindRecent(c.UserContext(), symbol, interval, limit)
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if err != nil {
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return fiber.NewError(fiber.StatusInternalServerError, err.Error())
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}
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return c.JSON(rows)
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})
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g.Get("/snapshot", func(c *fiber.Ctx) error {
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symbol := strings.ToUpper(c.Query("symbol"))
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if symbol == "" {
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return fiber.NewError(fiber.StatusBadRequest, "symbol is required")
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}
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t, err := d.MarketData.GetTicker24h(c.UserContext(), symbol)
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if err != nil {
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return fiber.NewError(fiber.StatusBadGateway, err.Error())
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}
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return c.JSON(t)
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})
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g.Get("/derivatives", func(c *fiber.Ctx) error {
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symbol := strings.ToUpper(c.Query("symbol"))
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period := c.Query("period", "1h")
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if symbol == "" {
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return fiber.NewError(fiber.StatusBadRequest, "symbol is required")
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}
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bundle, warnings := d.MarketQuery.GetDerivatives(c.UserContext(), symbol, period)
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return c.JSON(fiber.Map{
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"symbol": symbol,
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"funding": bundle.Funding,
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"openInterest": bundle.OpenInterest,
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"longShortRatio": bundle.LongShortRatio,
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"takerBuySellVolume": bundle.TakerBuySellVolume,
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"warnings": warnings,
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})
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})
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}
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