87 lines
3.3 KiB
Go
87 lines
3.3 KiB
Go
package spc
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import "fmt"
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const (
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OutlookTypeCategorical = "categorical"
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OutlookTypeTornado = "tornado"
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OutlookTypeHail = "hail"
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OutlookTypeWind = "wind"
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)
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// GeoJSONProduct describes one required SPC convective outlook GeoJSON product.
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type GeoJSONProduct struct {
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Key string
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Day int
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OutlookType string
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URL string
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}
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// DiscussionProduct describes one required SPC convective outlook print page.
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type DiscussionProduct struct {
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Key string
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Day int
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URL string
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}
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var geoJSONProducts = []GeoJSONProduct{
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{Key: "day1_categorical", Day: 1, OutlookType: OutlookTypeCategorical, URL: "https://www.spc.noaa.gov/products/outlook/day1otlk_cat.nolyr.geojson"},
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{Key: "day1_tornado", Day: 1, OutlookType: OutlookTypeTornado, URL: "https://www.spc.noaa.gov/products/outlook/day1otlk_torn.nolyr.geojson"},
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{Key: "day1_hail", Day: 1, OutlookType: OutlookTypeHail, URL: "https://www.spc.noaa.gov/products/outlook/day1otlk_hail.nolyr.geojson"},
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{Key: "day1_wind", Day: 1, OutlookType: OutlookTypeWind, URL: "https://www.spc.noaa.gov/products/outlook/day1otlk_wind.nolyr.geojson"},
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{Key: "day2_categorical", Day: 2, OutlookType: OutlookTypeCategorical, URL: "https://www.spc.noaa.gov/products/outlook/day2otlk_cat.nolyr.geojson"},
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{Key: "day2_tornado", Day: 2, OutlookType: OutlookTypeTornado, URL: "https://www.spc.noaa.gov/products/outlook/day2otlk_torn.nolyr.geojson"},
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{Key: "day2_hail", Day: 2, OutlookType: OutlookTypeHail, URL: "https://www.spc.noaa.gov/products/outlook/day2otlk_hail.nolyr.geojson"},
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{Key: "day2_wind", Day: 2, OutlookType: OutlookTypeWind, URL: "https://www.spc.noaa.gov/products/outlook/day2otlk_wind.nolyr.geojson"},
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{Key: "day3_categorical", Day: 3, OutlookType: OutlookTypeCategorical, URL: "https://www.spc.noaa.gov/products/outlook/day3otlk_cat.nolyr.geojson"},
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}
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var discussionProducts = []DiscussionProduct{
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{Key: "day1", Day: 1, URL: "https://www.spc.noaa.gov/products/outlook/day1otlk_prt.html"},
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{Key: "day2", Day: 2, URL: "https://www.spc.noaa.gov/products/outlook/day2otlk_prt.html"},
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{Key: "day3", Day: 3, URL: "https://www.spc.noaa.gov/products/outlook/day3otlk_prt.html"},
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}
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// GeoJSONProducts returns the required SPC convective outlook GeoJSON products
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// in stable day/type order.
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func GeoJSONProducts() []GeoJSONProduct {
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out := make([]GeoJSONProduct, len(geoJSONProducts))
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copy(out, geoJSONProducts)
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return out
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}
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// DiscussionProducts returns the required SPC convective outlook print pages in
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// stable day order.
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func DiscussionProducts() []DiscussionProduct {
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out := make([]DiscussionProduct, len(discussionProducts))
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copy(out, discussionProducts)
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return out
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}
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// GeoJSONProductByKey returns product metadata for a configured product key.
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func GeoJSONProductByKey(key string) (GeoJSONProduct, bool) {
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for _, product := range geoJSONProducts {
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if product.Key == key {
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return product, true
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}
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}
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return GeoJSONProduct{}, false
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}
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// DiscussionProductByKey returns discussion metadata for a configured day key.
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func DiscussionProductByKey(key string) (DiscussionProduct, bool) {
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for _, product := range discussionProducts {
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if product.Key == key {
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return product, true
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}
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}
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return DiscussionProduct{}, false
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}
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func validateProductDay(day int) error {
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if day < 1 || day > 3 {
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return fmt.Errorf("day must be 1, 2, or 3, got %d", day)
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}
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return nil
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}
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