init

backend/internal/model/weather.go

@@ -0,0 +1,45 @@
+package model
+
+import "time"
+
+// WeatherPoint represents weather conditions at a specific point in time
+type WeatherPoint struct {
+	Time          time.Time
+	WindSpeedMPH  float64
+	WindDirection int     // 0-359 degrees
+	WindGustMPH   float64
+}
+
+// Thresholds defines the criteria for flyable conditions
+type Thresholds struct {
+	SpeedMin  float64 `json:"speedMin"`  // default 7 mph
+	SpeedMax  float64 `json:"speedMax"`  // default 14 mph
+	DirCenter int     `json:"dirCenter"` // default 270 (West)
+	DirRange  int     `json:"dirRange"`  // default 15 degrees
+}
+
+// DefaultThresholds returns the default threshold values
+func DefaultThresholds() Thresholds {
+	return Thresholds{
+		SpeedMin:  7,
+		SpeedMax:  14,
+		DirCenter: 270,
+		DirRange:  15,
+	}
+}
+
+// Assessment contains the analysis of weather conditions for paragliding
+type Assessment struct {
+	Status     string          // "GOOD" or "BAD"
+	Reason     string          // explanation of the status
+	FlyableNow bool            // whether conditions are currently flyable
+	BestWindow *FlyableWindow  // the best flyable window (if any)
+	AllWindows []FlyableWindow // all flyable windows found
+}
+
+// FlyableWindow represents a continuous period of flyable conditions
+type FlyableWindow struct {
+	Start    time.Time
+	End      time.Time
+	Duration time.Duration
+}