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2cfee11ca90e466281ceca4a17f7b416be9044da
7am/main.go
Kenneth 2cfee11ca9 migrate to accu weather
2025-05-10 22:44:47 +01:00

639 lines
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package main
import (
"context"
"database/sql"
"embed"
_ "embed"
"encoding/json"
"errors"
"flag"
"fmt"
"github.com/SherClockHolmes/webpush-go"
"github.com/go-co-op/gocron/v2"
"github.com/google/uuid"
"github.com/joho/godotenv"
"google.golang.org/genai"
"html/template"
"io"
"log"
"mime"
_ "modernc.org/sqlite"
"net/http"
"os"
"path/filepath"
"slices"
"strings"
"sync"
"time"
)
type apiKey struct {
accuWeather string
}
type location struct {
displayName string
ianaName string
key string
}
// pageTemplate stores all pre-compiled HTML templates for the application
type pageTemplate struct {
summary *template.Template
}
// summaryTemplateData stores template data for summary.html
type summaryTemplateData struct {
Summary string
Location string
}
// updateSubscription is the request body for creating/updating registration
type updateSubscription struct {
Subscription webpush.Subscription `json:"subscription"`
Locations []string `json:"locations"`
RemoveLocations []string `json:"removeLocations"`
}
// registeredSubscription represents a registered webpush subscription.
type registeredSubscription struct {
ID uuid.UUID `json:"id"`
Subscription *webpush.Subscription `json:"-"`
Locations []string `json:"locations"`
}
type webpushNotificationPayload struct {
Summary string `json:"summary"`
Location string `json:"location"`
}
type state struct {
ctx context.Context
db *sql.DB
genai *genai.Client
apiKey apiKey
template pageTemplate
usePlaceholder bool
// summaries maps location keys to their latest weather summary
summaries sync.Map
// summaryChans stores a map of location key to the corresponding summary channel
// which is used to track summary updates
summaryChans map[string]chan string
// subscriptions maps location keys to the list of registered subscriptions
// that are subscribed to updates for the location
subscriptions map[string][]*registeredSubscription
// subscriptionsMutex syncs writes to subscriptions
subscriptionsMutex sync.Mutex
// vapidPublicKey is the base64 url encoded VAPID public key
vapidPublicKey string
// vapidPrivateKey is the base64 url encoded VAPID private key
vapidPrivateKey string
}
//go:embed web
var webDir embed.FS
var envKeys = []string{"GEMINI_API_KEY", "ACCU_WEATHER_API_KEY", "VAPID_PRIVATE_KEY_BASE64", "VAPID_PUBLIC_KEY_BASE64"}
var prompt = `The current time is 5pm. Provide a short summary of the weather forecast in JSON in %v below. Keep it concise. Suggest how to deal with the weather, such as how to dress for the weather, and whether they need an umbrella.
Use celsius and fahrenheit but not Kelvin for temperature. Mention %v in the summary, but don't add anything else, as the summary will be displayed on a website.
The summary should be in plaintext for humans. Do not output in JSON.`
var placeholderWeather = map[string]string{
"london": "{\"Headline\":{\"EffectiveDate\":\"2025-05-11T08:00:00+01:00\",\"EffectiveEpochDate\":1746946800,\"Severity\":4,\"Text\":\"Pleasant Sunday\",\"Category\":\"mild\",\"EndDate\":null,\"EndEpochDate\":null,\"MobileLink\":\"http://www.accuweather.com/en/gb/london/ec4a-2/daily-weather-forecast/328328?lang=en-us\",\"Link\":\"http://www.accuweather.com/en/gb/london/ec4a-2/daily-weather-forecast/328328?lang=en-us\"},\"DailyForecasts\":[{\"Date\":\"2025-05-10T07:00:00+01:00\",\"EpochDate\":1746856800,\"Sun\":{\"Rise\":\"2025-05-10T05:17:00+01:00\",\"EpochRise\":1746850620,\"Set\":\"2025-05-10T20:38:00+01:00\",\"EpochSet\":1746905880},\"Moon\":{\"Rise\":\"2025-05-10T18:40:00+01:00\",\"EpochRise\":1746898800,\"Set\":\"2025-05-11T04:21:00+01:00\",\"EpochSet\":1746933660,\"Phase\":\"WaxingGibbous\",\"Age\":13},\"Temperature\":{\"Minimum\":{\"Value\":50,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":69,\"Unit\":\"F\",\"UnitType\":18}},\"RealFeelTemperature\":{\"Minimum\":{\"Value\":49,\"Unit\":\"F\",\"UnitType\":18,\"Phrase\":\"Chilly\"},\"Maximum\":{\"Value\":70,\"Unit\":\"F\",\"UnitType\":18,\"Phrase\":\"Pleasant\"}},\"RealFeelTemperatureShade\":{\"Minimum\":{\"Value\":49,\"Unit\":\"F\",\"UnitType\":18,\"Phrase\":\"Chilly\"},\"Maximum\":{\"Value\":66,\"Unit\":\"F\",\"UnitType\":18,\"Phrase\":\"Pleasant\"}},\"HoursOfSun\":12.8,\"DegreeDaySummary\":{\"Heating\":{\"Value\":5,\"Unit\":\"F\",\"UnitType\":18},\"Cooling\":{\"Value\":0,\"Unit\":\"F\",\"UnitType\":18}},\"AirAndPollen\":[{\"Name\":\"AirQuality\",\"Value\":0,\"Category\":\"Good\",\"CategoryValue\":1,\"Type\":\"Ozone\"},{\"Name\":\"Grass\",\"Value\":0,\"Category\":\"Low\",\"CategoryValue\":1},{\"Name\":\"Mold\",\"Value\":32767,\"Category\":\"High\",\"CategoryValue\":3},{\"Name\":\"Ragweed\",\"Value\":0,\"Category\":\"Low\",\"CategoryValue\":1},{\"Name\":\"Tree\",\"Value\":0,\"Category\":\"Low\",\"CategoryValue\":1},{\"Name\":\"UVIndex\",\"Value\":7,\"Category\":\"High\",\"CategoryValue\":3}],\"Day\":{\"Icon\":1,\"IconPhrase\":\"Sunny\",\"HasPrecipitation\":false,\"ShortPhrase\":\"Sunshine, breezy and pleasant\",\"LongPhrase\":\"Breezy and pleasant with sunshine\",\"PrecipitationProbability\":1,\"ThunderstormProbability\":0,\"RainProbability\":1,\"SnowProbability\":0,\"IceProbability\":0,\"Wind\":{\"Speed\":{\"Value\":13.8,\"Unit\":\"mi/h\",\"UnitType\":9},\"Direction\":{\"Degrees\":97,\"Localized\":\"E\",\"English\":\"E\"}},\"WindGust\":{\"Speed\":{\"Value\":32.2,\"Unit\":\"mi/h\",\"UnitType\":9},\"Direction\":{\"Degrees\":88,\"Localized\":\"E\",\"English\":\"E\"}},\"TotalLiquid\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Rain\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Snow\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Ice\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"HoursOfPrecipitation\":0,\"HoursOfRain\":0,\"HoursOfSnow\":0,\"HoursOfIce\":0,\"CloudCover\":6,\"Evapotranspiration\":{\"Value\":0.18,\"Unit\":\"in\",\"UnitType\":1},\"SolarIrradiance\":{\"Value\":7999.7,\"Unit\":\"W/m²\",\"UnitType\":33},\"RelativeHumidity\":{\"Minimum\":27,\"Maximum\":71,\"Average\":39},\"WetBulbTemperature\":{\"Minimum\":{\"Value\":46,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":53,\"Unit\":\"F\",\"UnitType\":18},\"Average\":{\"Value\":49,\"Unit\":\"F\",\"UnitType\":18}},\"WetBulbGlobeTemperature\":{\"Minimum\":{\"Value\":50,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":61,\"Unit\":\"F\",\"UnitType\":18},\"Average\":{\"Value\":57,\"Unit\":\"F\",\"UnitType\":18}}},\"Night\":{\"Icon\":38,\"IconPhrase\":\"Mostly cloudy\",\"HasPrecipitation\":false,\"ShortPhrase\":\"Increasing cloudiness\",\"LongPhrase\":\"Increasing cloudiness\",\"PrecipitationProbability\":1,\"ThunderstormProbability\":0,\"RainProbability\":1,\"SnowProbability\":0,\"IceProbability\":0,\"Wind\":{\"Speed\":{\"Value\":6.9,\"Unit\":\"mi/h\",\"UnitType\":9},\"Direction\":{\"Degrees\":69,\"Localized\":\"ENE\",\"English\":\"ENE\"}},\"WindGust\":{\"Speed\":{\"Value\":20.7,\"Unit\":\"mi/h\",\"UnitType\":9},\"Direction\":{\"Degrees\":106,\"Localized\":\"ESE\",\"English\":\"ESE\"}},\"TotalLiquid\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Rain\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Snow\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Ice\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"HoursOfPrecipitation\":0,\"HoursOfRain\":0,\"HoursOfSnow\":0,\"HoursOfIce\":0,\"CloudCover\":32,\"Evapotranspiration\":{\"Value\":0.02,\"Unit\":\"in\",\"UnitType\":1},\"SolarIrradiance\":{\"Value\":155.7,\"Unit\":\"W/m²\",\"UnitType\":33},\"RelativeHumidity\":{\"Minimum\":44,\"Maximum\":82,\"Average\":67},\"WetBulbTemperature\":{\"Minimum\":{\"Value\":48,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":51,\"Unit\":\"F\",\"UnitType\":18},\"Average\":{\"Value\":50,\"Unit\":\"F\",\"UnitType\":18}},\"WetBulbGlobeTemperature\":{\"Minimum\":{\"Value\":51,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":58,\"Unit\":\"F\",\"UnitType\":18},\"Average\":{\"Value\":54,\"Unit\":\"F\",\"UnitType\":18}}},\"Sources\":[\"AccuWeather\"],\"MobileLink\":\"http://www.accuweather.com/en/gb/london/ec4a-2/daily-weather-forecast/328328?day=1&lang=en-us\",\"Link\":\"http://www.accuweather.com/en/gb/london/ec4a-2/daily-weather-forecast/328328?day=1&lang=en-us\"}]}",
"sf": "{\"Headline\":{\"EffectiveDate\":\"2025-05-10T08:00:00-07:00\",\"EffectiveEpochDate\":1746889200,\"Severity\":4,\"Text\":\"Pleasant today\",\"Category\":\"mild\",\"EndDate\":null,\"EndEpochDate\":null,\"MobileLink\":\"http://www.accuweather.com/en/us/san-francisco-ca/94103/daily-weather-forecast/347629?lang=en-us\",\"Link\":\"http://www.accuweather.com/en/us/san-francisco-ca/94103/daily-weather-forecast/347629?lang=en-us\"},\"DailyForecasts\":[{\"Date\":\"2025-05-10T07:00:00-07:00\",\"EpochDate\":1746885600,\"Sun\":{\"Rise\":\"2025-05-10T06:04:00-07:00\",\"EpochRise\":1746882240,\"Set\":\"2025-05-10T20:08:00-07:00\",\"EpochSet\":1746932880},\"Moon\":{\"Rise\":\"2025-05-10T18:41:00-07:00\",\"EpochRise\":1746927660,\"Set\":\"2025-05-11T05:13:00-07:00\",\"EpochSet\":1746965580,\"Phase\":\"WaxingGibbous\",\"Age\":13},\"Temperature\":{\"Minimum\":{\"Value\":53,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":71,\"Unit\":\"F\",\"UnitType\":18}},\"RealFeelTemperature\":{\"Minimum\":{\"Value\":48,\"Unit\":\"F\",\"UnitType\":18,\"Phrase\":\"Chilly\"},\"Maximum\":{\"Value\":73,\"Unit\":\"F\",\"UnitType\":18,\"Phrase\":\"Pleasant\"}},\"RealFeelTemperatureShade\":{\"Minimum\":{\"Value\":48,\"Unit\":\"F\",\"UnitType\":18,\"Phrase\":\"Chilly\"},\"Maximum\":{\"Value\":67,\"Unit\":\"F\",\"UnitType\":18,\"Phrase\":\"Pleasant\"}},\"HoursOfSun\":10.2,\"DegreeDaySummary\":{\"Heating\":{\"Value\":3,\"Unit\":\"F\",\"UnitType\":18},\"Cooling\":{\"Value\":0,\"Unit\":\"F\",\"UnitType\":18}},\"AirAndPollen\":[{\"Name\":\"AirQuality\",\"Value\":49,\"Category\":\"Good\",\"CategoryValue\":1,\"Type\":\"Particle Pollution\"},{\"Name\":\"Grass\",\"Value\":12,\"Category\":\"Moderate\",\"CategoryValue\":2},{\"Name\":\"Mold\",\"Value\":3250,\"Category\":\"Low\",\"CategoryValue\":1},{\"Name\":\"Ragweed\",\"Value\":5,\"Category\":\"Low\",\"CategoryValue\":1},{\"Name\":\"Tree\",\"Value\":7,\"Category\":\"Low\",\"CategoryValue\":1},{\"Name\":\"UVIndex\",\"Value\":10,\"Category\":\"Very High\",\"CategoryValue\":4}],\"Day\":{\"Icon\":2,\"IconPhrase\":\"Mostly sunny\",\"HasPrecipitation\":false,\"ShortPhrase\":\"Sunshine and pleasant\",\"LongPhrase\":\"Sunny to partly cloudy and pleasant\",\"PrecipitationProbability\":1,\"ThunderstormProbability\":0,\"RainProbability\":1,\"SnowProbability\":0,\"IceProbability\":0,\"Wind\":{\"Speed\":{\"Value\":11.5,\"Unit\":\"mi/h\",\"UnitType\":9},\"Direction\":{\"Degrees\":254,\"Localized\":\"WSW\",\"English\":\"WSW\"}},\"WindGust\":{\"Speed\":{\"Value\":29.9,\"Unit\":\"mi/h\",\"UnitType\":9},\"Direction\":{\"Degrees\":257,\"Localized\":\"WSW\",\"English\":\"WSW\"}},\"TotalLiquid\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Rain\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Snow\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Ice\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"HoursOfPrecipitation\":0,\"HoursOfRain\":0,\"HoursOfSnow\":0,\"HoursOfIce\":0,\"CloudCover\":28,\"Evapotranspiration\":{\"Value\":0.15,\"Unit\":\"in\",\"UnitType\":1},\"SolarIrradiance\":{\"Value\":8489.7,\"Unit\":\"W/m²\",\"UnitType\":33},\"RelativeHumidity\":{\"Minimum\":51,\"Maximum\":91,\"Average\":65},\"WetBulbTemperature\":{\"Minimum\":{\"Value\":53,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":61,\"Unit\":\"F\",\"UnitType\":18},\"Average\":{\"Value\":57,\"Unit\":\"F\",\"UnitType\":18}},\"WetBulbGlobeTemperature\":{\"Minimum\":{\"Value\":56,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":66,\"Unit\":\"F\",\"UnitType\":18},\"Average\":{\"Value\":62,\"Unit\":\"F\",\"UnitType\":18}}},\"Night\":{\"Icon\":35,\"IconPhrase\":\"Partly cloudy\",\"HasPrecipitation\":false,\"ShortPhrase\":\"Partly cloudy\",\"LongPhrase\":\"Partly cloudy\",\"PrecipitationProbability\":0,\"ThunderstormProbability\":0,\"RainProbability\":0,\"SnowProbability\":0,\"IceProbability\":0,\"Wind\":{\"Speed\":{\"Value\":11.5,\"Unit\":\"mi/h\",\"UnitType\":9},\"Direction\":{\"Degrees\":268,\"Localized\":\"W\",\"English\":\"W\"}},\"WindGust\":{\"Speed\":{\"Value\":19.6,\"Unit\":\"mi/h\",\"UnitType\":9},\"Direction\":{\"Degrees\":264,\"Localized\":\"W\",\"English\":\"W\"}},\"TotalLiquid\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Rain\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Snow\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Ice\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"HoursOfPrecipitation\":0,\"HoursOfRain\":0,\"HoursOfSnow\":0,\"HoursOfIce\":0,\"CloudCover\":45,\"Evapotranspiration\":{\"Value\":0.02,\"Unit\":\"in\",\"UnitType\":1},\"SolarIrradiance\":{\"Value\":190.9,\"Unit\":\"W/m²\",\"UnitType\":33},\"RelativeHumidity\":{\"Minimum\":57,\"Maximum\":84,\"Average\":73},\"WetBulbTemperature\":{\"Minimum\":{\"Value\":50,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":54,\"Unit\":\"F\",\"UnitType\":18},\"Average\":{\"Value\":51,\"Unit\":\"F\",\"UnitType\":18}},\"WetBulbGlobeTemperature\":{\"Minimum\":{\"Value\":53,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":58,\"Unit\":\"F\",\"UnitType\":18},\"Average\":{\"Value\":55,\"Unit\":\"F\",\"UnitType\":18}}},\"Sources\":[\"AccuWeather\"],\"MobileLink\":\"http://www.accuweather.com/en/us/san-francisco-ca/94103/daily-weather-forecast/347629?day=1&lang=en-us\",\"Link\":\"http://www.accuweather.com/en/us/san-francisco-ca/94103/daily-weather-forecast/347629?day=1&lang=en-us\"}]}",
"sj": "{\"Headline\":{\"EffectiveDate\":\"2025-05-11T08:00:00-07:00\",\"EffectiveEpochDate\":1746975600,\"Severity\":4,\"Text\":\"Pleasant tomorrow\",\"Category\":\"mild\",\"EndDate\":null,\"EndEpochDate\":null,\"MobileLink\":\"http://www.accuweather.com/en/us/san-jose-ca/95110/daily-weather-forecast/347630?lang=en-us\",\"Link\":\"http://www.accuweather.com/en/us/san-jose-ca/95110/daily-weather-forecast/347630?lang=en-us\"},\"DailyForecasts\":[{\"Date\":\"2025-05-10T07:00:00-07:00\",\"EpochDate\":1746885600,\"Sun\":{\"Rise\":\"2025-05-10T06:03:00-07:00\",\"EpochRise\":1746882180,\"Set\":\"2025-05-10T20:05:00-07:00\",\"EpochSet\":1746932700},\"Moon\":{\"Rise\":\"2025-05-10T18:38:00-07:00\",\"EpochRise\":1746927480,\"Set\":\"2025-05-11T05:11:00-07:00\",\"EpochSet\":1746965460,\"Phase\":\"WaxingGibbous\",\"Age\":13},\"Temperature\":{\"Minimum\":{\"Value\":53,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":84,\"Unit\":\"F\",\"UnitType\":18}},\"RealFeelTemperature\":{\"Minimum\":{\"Value\":53,\"Unit\":\"F\",\"UnitType\":18,\"Phrase\":\"Cool\"},\"Maximum\":{\"Value\":87,\"Unit\":\"F\",\"UnitType\":18,\"Phrase\":\"Very Warm\"}},\"RealFeelTemperatureShade\":{\"Minimum\":{\"Value\":53,\"Unit\":\"F\",\"UnitType\":18,\"Phrase\":\"Cool\"},\"Maximum\":{\"Value\":81,\"Unit\":\"F\",\"UnitType\":18,\"Phrase\":\"Pleasant\"}},\"HoursOfSun\":12.7,\"DegreeDaySummary\":{\"Heating\":{\"Value\":0,\"Unit\":\"F\",\"UnitType\":18},\"Cooling\":{\"Value\":4,\"Unit\":\"F\",\"UnitType\":18}},\"AirAndPollen\":[{\"Name\":\"AirQuality\",\"Value\":70,\"Category\":\"Moderate\",\"CategoryValue\":2,\"Type\":\"Ozone\"},{\"Name\":\"Grass\",\"Value\":12,\"Category\":\"Moderate\",\"CategoryValue\":2},{\"Name\":\"Mold\",\"Value\":3250,\"Category\":\"Low\",\"CategoryValue\":1},{\"Name\":\"Ragweed\",\"Value\":5,\"Category\":\"Low\",\"CategoryValue\":1},{\"Name\":\"Tree\",\"Value\":7,\"Category\":\"Low\",\"CategoryValue\":1},{\"Name\":\"UVIndex\",\"Value\":10,\"Category\":\"Very High\",\"CategoryValue\":4}],\"Day\":{\"Icon\":1,\"IconPhrase\":\"Sunny\",\"HasPrecipitation\":false,\"ShortPhrase\":\"Sunny\",\"LongPhrase\":\"Sunny\",\"PrecipitationProbability\":0,\"ThunderstormProbability\":0,\"RainProbability\":0,\"SnowProbability\":0,\"IceProbability\":0,\"Wind\":{\"Speed\":{\"Value\":8.1,\"Unit\":\"mi/h\",\"UnitType\":9},\"Direction\":{\"Degrees\":321,\"Localized\":\"NW\",\"English\":\"NW\"}},\"WindGust\":{\"Speed\":{\"Value\":21.9,\"Unit\":\"mi/h\",\"UnitType\":9},\"Direction\":{\"Degrees\":321,\"Localized\":\"NW\",\"English\":\"NW\"}},\"TotalLiquid\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Rain\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Snow\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Ice\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"HoursOfPrecipitation\":0,\"HoursOfRain\":0,\"HoursOfSnow\":0,\"HoursOfIce\":0,\"CloudCover\":9,\"Evapotranspiration\":{\"Value\":0.23,\"Unit\":\"in\",\"UnitType\":1},\"SolarIrradiance\":{\"Value\":8666.2,\"Unit\":\"W/m²\",\"UnitType\":33},\"RelativeHumidity\":{\"Minimum\":22,\"Maximum\":74,\"Average\":36},\"WetBulbTemperature\":{\"Minimum\":{\"Value\":55,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":60,\"Unit\":\"F\",\"UnitType\":18},\"Average\":{\"Value\":58,\"Unit\":\"F\",\"UnitType\":18}},\"WetBulbGlobeTemperature\":{\"Minimum\":{\"Value\":61,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":72,\"Unit\":\"F\",\"UnitType\":18},\"Average\":{\"Value\":67,\"Unit\":\"F\",\"UnitType\":18}}},\"Night\":{\"Icon\":35,\"IconPhrase\":\"Partly cloudy\",\"HasPrecipitation\":false,\"ShortPhrase\":\"Partly cloudy\",\"LongPhrase\":\"Partly cloudy\",\"PrecipitationProbability\":0,\"ThunderstormProbability\":0,\"RainProbability\":0,\"SnowProbability\":0,\"IceProbability\":0,\"Wind\":{\"Speed\":{\"Value\":5.8,\"Unit\":\"mi/h\",\"UnitType\":9},\"Direction\":{\"Degrees\":313,\"Localized\":\"NW\",\"English\":\"NW\"}},\"WindGust\":{\"Speed\":{\"Value\":18.4,\"Unit\":\"mi/h\",\"UnitType\":9},\"Direction\":{\"Degrees\":318,\"Localized\":\"NW\",\"English\":\"NW\"}},\"TotalLiquid\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Rain\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Snow\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Ice\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"HoursOfPrecipitation\":0,\"HoursOfRain\":0,\"HoursOfSnow\":0,\"HoursOfIce\":0,\"CloudCover\":30,\"Evapotranspiration\":{\"Value\":0.02,\"Unit\":\"in\",\"UnitType\":1},\"SolarIrradiance\":{\"Value\":199.8,\"Unit\":\"W/m²\",\"UnitType\":33},\"RelativeHumidity\":{\"Minimum\":35,\"Maximum\":71,\"Average\":58},\"WetBulbTemperature\":{\"Minimum\":{\"Value\":49,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":55,\"Unit\":\"F\",\"UnitType\":18},\"Average\":{\"Value\":51,\"Unit\":\"F\",\"UnitType\":18}},\"WetBulbGlobeTemperature\":{\"Minimum\":{\"Value\":53,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":63,\"Unit\":\"F\",\"UnitType\":18},\"Average\":{\"Value\":57,\"Unit\":\"F\",\"UnitType\":18}}},\"Sources\":[\"AccuWeather\"],\"MobileLink\":\"http://www.accuweather.com/en/us/san-jose-ca/95110/daily-weather-forecast/347630?day=1&lang=en-us\",\"Link\":\"http://www.accuweather.com/en/us/san-jose-ca/95110/daily-weather-forecast/347630?day=1&lang=en-us\"}]}",
"la": "{\"Headline\":{\"EffectiveDate\":\"2025-05-10T08:00:00-07:00\",\"EffectiveEpochDate\":1746889200,\"Severity\":4,\"Text\":\"Record-breaking high temperatures today\",\"Category\":\"record heat\",\"EndDate\":\"2025-05-10T20:00:00-07:00\",\"EndEpochDate\":1746932400,\"MobileLink\":\"http://www.accuweather.com/en/us/los-angeles-ca/90012/daily-weather-forecast/347625?lang=en-us\",\"Link\":\"http://www.accuweather.com/en/us/los-angeles-ca/90012/daily-weather-forecast/347625?lang=en-us\"},\"DailyForecasts\":[{\"Date\":\"2025-05-10T07:00:00-07:00\",\"EpochDate\":1746885600,\"Sun\":{\"Rise\":\"2025-05-10T05:55:00-07:00\",\"EpochRise\":1746881700,\"Set\":\"2025-05-10T19:44:00-07:00\",\"EpochSet\":1746931440},\"Moon\":{\"Rise\":\"2025-05-10T18:17:00-07:00\",\"EpochRise\":1746926220,\"Set\":\"2025-05-11T05:03:00-07:00\",\"EpochSet\":1746964980,\"Phase\":\"WaxingGibbous\",\"Age\":13},\"Temperature\":{\"Minimum\":{\"Value\":66,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":100,\"Unit\":\"F\",\"UnitType\":18}},\"RealFeelTemperature\":{\"Minimum\":{\"Value\":64,\"Unit\":\"F\",\"UnitType\":18,\"Phrase\":\"Pleasant\"},\"Maximum\":{\"Value\":106,\"Unit\":\"F\",\"UnitType\":18,\"Phrase\":\"Very Hot\"}},\"RealFeelTemperatureShade\":{\"Minimum\":{\"Value\":64,\"Unit\":\"F\",\"UnitType\":18,\"Phrase\":\"Pleasant\"},\"Maximum\":{\"Value\":98,\"Unit\":\"F\",\"UnitType\":18,\"Phrase\":\"Hot\"}},\"HoursOfSun\":12.5,\"DegreeDaySummary\":{\"Heating\":{\"Value\":0,\"Unit\":\"F\",\"UnitType\":18},\"Cooling\":{\"Value\":18,\"Unit\":\"F\",\"UnitType\":18}},\"AirAndPollen\":[{\"Name\":\"AirQuality\",\"Value\":73,\"Category\":\"Moderate\",\"CategoryValue\":2,\"Type\":\"Ozone\"},{\"Name\":\"Grass\",\"Value\":2,\"Category\":\"Low\",\"CategoryValue\":1},{\"Name\":\"Mold\",\"Value\":3250,\"Category\":\"Low\",\"CategoryValue\":1},{\"Name\":\"Ragweed\",\"Value\":0,\"Category\":\"Low\",\"CategoryValue\":1},{\"Name\":\"Tree\",\"Value\":50,\"Category\":\"Moderate\",\"CategoryValue\":2},{\"Name\":\"UVIndex\",\"Value\":11,\"Category\":\"Extreme\",\"CategoryValue\":5}],\"Day\":{\"Icon\":1,\"IconPhrase\":\"Sunny\",\"HasPrecipitation\":false,\"ShortPhrase\":\"Sunny; record-breaking heat\",\"LongPhrase\":\"Sunny and hot with the temperature breaking the record of 95 set in 1934; caution advised if outside for extended periods of time\",\"PrecipitationProbability\":1,\"ThunderstormProbability\":0,\"RainProbability\":1,\"SnowProbability\":0,\"IceProbability\":0,\"Wind\":{\"Speed\":{\"Value\":4.6,\"Unit\":\"mi/h\",\"UnitType\":9},\"Direction\":{\"Degrees\":228,\"Localized\":\"SW\",\"English\":\"SW\"}},\"WindGust\":{\"Speed\":{\"Value\":18.4,\"Unit\":\"mi/h\",\"UnitType\":9},\"Direction\":{\"Degrees\":246,\"Localized\":\"WSW\",\"English\":\"WSW\"}},\"TotalLiquid\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Rain\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Snow\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Ice\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"HoursOfPrecipitation\":0,\"HoursOfRain\":0,\"HoursOfSnow\":0,\"HoursOfIce\":0,\"CloudCover\":4,\"Evapotranspiration\":{\"Value\":0.27,\"Unit\":\"in\",\"UnitType\":1},\"SolarIrradiance\":{\"Value\":8761.5,\"Unit\":\"W/m²\",\"UnitType\":33},\"RelativeHumidity\":{\"Minimum\":18,\"Maximum\":52,\"Average\":26},\"WetBulbTemperature\":{\"Minimum\":{\"Value\":66,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":71,\"Unit\":\"F\",\"UnitType\":18},\"Average\":{\"Value\":68,\"Unit\":\"F\",\"UnitType\":18}},\"WetBulbGlobeTemperature\":{\"Minimum\":{\"Value\":74,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":86,\"Unit\":\"F\",\"UnitType\":18},\"Average\":{\"Value\":82,\"Unit\":\"F\",\"UnitType\":18}}},\"Night\":{\"Icon\":35,\"IconPhrase\":\"Partly cloudy\",\"HasPrecipitation\":false,\"ShortPhrase\":\"Partly cloudy\",\"LongPhrase\":\"Partly cloudy\",\"PrecipitationProbability\":0,\"ThunderstormProbability\":0,\"RainProbability\":0,\"SnowProbability\":0,\"IceProbability\":0,\"Wind\":{\"Speed\":{\"Value\":4.6,\"Unit\":\"mi/h\",\"UnitType\":9},\"Direction\":{\"Degrees\":160,\"Localized\":\"SSE\",\"English\":\"SSE\"}},\"WindGust\":{\"Speed\":{\"Value\":13.8,\"Unit\":\"mi/h\",\"UnitType\":9},\"Direction\":{\"Degrees\":233,\"Localized\":\"SW\",\"English\":\"SW\"}},\"TotalLiquid\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Rain\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Snow\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Ice\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"HoursOfPrecipitation\":0,\"HoursOfRain\":0,\"HoursOfSnow\":0,\"HoursOfIce\":0,\"CloudCover\":45,\"Evapotranspiration\":{\"Value\":0.03,\"Unit\":\"in\",\"UnitType\":1},\"SolarIrradiance\":{\"Value\":174.5,\"Unit\":\"W/m²\",\"UnitType\":33},\"RelativeHumidity\":{\"Minimum\":30,\"Maximum\":66,\"Average\":52},\"WetBulbTemperature\":{\"Minimum\":{\"Value\":59,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":66,\"Unit\":\"F\",\"UnitType\":18},\"Average\":{\"Value\":62,\"Unit\":\"F\",\"UnitType\":18}},\"WetBulbGlobeTemperature\":{\"Minimum\":{\"Value\":65,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":79,\"Unit\":\"F\",\"UnitType\":18},\"Average\":{\"Value\":70,\"Unit\":\"F\",\"UnitType\":18}}},\"Sources\":[\"AccuWeather\"],\"MobileLink\":\"http://www.accuweather.com/en/us/los-angeles-ca/90012/daily-weather-forecast/347625?day=1&lang=en-us\",\"Link\":\"http://www.accuweather.com/en/us/los-angeles-ca/90012/daily-weather-forecast/347625?day=1&lang=en-us\"}]}",
"nyc": "{\"Headline\":{\"EffectiveDate\":\"2025-05-11T08:00:00-04:00\",\"EffectiveEpochDate\":1746964800,\"Severity\":4,\"Text\":\"Pleasant tomorrow\",\"Category\":\"mild\",\"EndDate\":null,\"EndEpochDate\":null,\"MobileLink\":\"http://www.accuweather.com/en/us/new-york-ny/10021/daily-weather-forecast/14-349727_1_al?lang=en-us\",\"Link\":\"http://www.accuweather.com/en/us/new-york-ny/10021/daily-weather-forecast/14-349727_1_al?lang=en-us\"},\"DailyForecasts\":[{\"Date\":\"2025-05-10T07:00:00-04:00\",\"EpochDate\":1746874800,\"Sun\":{\"Rise\":\"2025-05-10T05:44:00-04:00\",\"EpochRise\":1746870240,\"Set\":\"2025-05-10T20:01:00-04:00\",\"EpochSet\":1746921660},\"Moon\":{\"Rise\":\"2025-05-10T18:24:00-04:00\",\"EpochRise\":1746915840,\"Set\":\"2025-05-11T04:49:00-04:00\",\"EpochSet\":1746953340,\"Phase\":\"WaxingGibbous\",\"Age\":13},\"Temperature\":{\"Minimum\":{\"Value\":57,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":71,\"Unit\":\"F\",\"UnitType\":18}},\"RealFeelTemperature\":{\"Minimum\":{\"Value\":58,\"Unit\":\"F\",\"UnitType\":18,\"Phrase\":\"Cool\"},\"Maximum\":{\"Value\":74,\"Unit\":\"F\",\"UnitType\":18,\"Phrase\":\"Pleasant\"}},\"RealFeelTemperatureShade\":{\"Minimum\":{\"Value\":58,\"Unit\":\"F\",\"UnitType\":18,\"Phrase\":\"Cool\"},\"Maximum\":{\"Value\":67,\"Unit\":\"F\",\"UnitType\":18,\"Phrase\":\"Pleasant\"}},\"HoursOfSun\":9.8,\"DegreeDaySummary\":{\"Heating\":{\"Value\":1,\"Unit\":\"F\",\"UnitType\":18},\"Cooling\":{\"Value\":0,\"Unit\":\"F\",\"UnitType\":18}},\"AirAndPollen\":[{\"Name\":\"AirQuality\",\"Value\":54,\"Category\":\"Moderate\",\"CategoryValue\":2,\"Type\":\"Nitrogen Dioxide\"},{\"Name\":\"Grass\",\"Value\":2,\"Category\":\"Low\",\"CategoryValue\":1},{\"Name\":\"Mold\",\"Value\":0,\"Category\":\"Low\",\"CategoryValue\":1},{\"Name\":\"Ragweed\",\"Value\":5,\"Category\":\"Low\",\"CategoryValue\":1},{\"Name\":\"Tree\",\"Value\":50,\"Category\":\"Moderate\",\"CategoryValue\":2},{\"Name\":\"UVIndex\",\"Value\":9,\"Category\":\"Very High\",\"CategoryValue\":4}],\"Day\":{\"Icon\":3,\"IconPhrase\":\"Partly sunny\",\"HasPrecipitation\":false,\"ShortPhrase\":\"Partly sunny; breezy, warmer\",\"LongPhrase\":\"Partly sunny, breezy and warmer\",\"PrecipitationProbability\":0,\"ThunderstormProbability\":0,\"RainProbability\":0,\"SnowProbability\":0,\"IceProbability\":0,\"Wind\":{\"Speed\":{\"Value\":10.4,\"Unit\":\"mi/h\",\"UnitType\":9},\"Direction\":{\"Degrees\":300,\"Localized\":\"WNW\",\"English\":\"WNW\"}},\"WindGust\":{\"Speed\":{\"Value\":24.2,\"Unit\":\"mi/h\",\"UnitType\":9},\"Direction\":{\"Degrees\":296,\"Localized\":\"WNW\",\"English\":\"WNW\"}},\"TotalLiquid\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Rain\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Snow\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Ice\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"HoursOfPrecipitation\":0,\"HoursOfRain\":0,\"HoursOfSnow\":0,\"HoursOfIce\":0,\"CloudCover\":37,\"Evapotranspiration\":{\"Value\":0.15,\"Unit\":\"in\",\"UnitType\":1},\"SolarIrradiance\":{\"Value\":7814.5,\"Unit\":\"W/m²\",\"UnitType\":33},\"RelativeHumidity\":{\"Minimum\":26,\"Maximum\":63,\"Average\":41},\"WetBulbTemperature\":{\"Minimum\":{\"Value\":47,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":53,\"Unit\":\"F\",\"UnitType\":18},\"Average\":{\"Value\":51,\"Unit\":\"F\",\"UnitType\":18}},\"WetBulbGlobeTemperature\":{\"Minimum\":{\"Value\":51,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":62,\"Unit\":\"F\",\"UnitType\":18},\"Average\":{\"Value\":58,\"Unit\":\"F\",\"UnitType\":18}}},\"Night\":{\"Icon\":33,\"IconPhrase\":\"Clear\",\"HasPrecipitation\":false,\"ShortPhrase\":\"Clear\",\"LongPhrase\":\"Clear\",\"PrecipitationProbability\":1,\"ThunderstormProbability\":0,\"RainProbability\":1,\"SnowProbability\":0,\"IceProbability\":0,\"Wind\":{\"Speed\":{\"Value\":3.5,\"Unit\":\"mi/h\",\"UnitType\":9},\"Direction\":{\"Degrees\":268,\"Localized\":\"W\",\"English\":\"W\"}},\"WindGust\":{\"Speed\":{\"Value\":11.5,\"Unit\":\"mi/h\",\"UnitType\":9},\"Direction\":{\"Degrees\":281,\"Localized\":\"W\",\"English\":\"W\"}},\"TotalLiquid\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Rain\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Snow\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Ice\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"HoursOfPrecipitation\":0,\"HoursOfRain\":0,\"HoursOfSnow\":0,\"HoursOfIce\":0,\"CloudCover\":6,\"Evapotranspiration\":{\"Value\":0.02,\"Unit\":\"in\",\"UnitType\":1},\"SolarIrradiance\":{\"Value\":240.1,\"Unit\":\"W/m²\",\"UnitType\":33},\"RelativeHumidity\":{\"Minimum\":34,\"Maximum\":63,\"Average\":48},\"WetBulbTemperature\":{\"Minimum\":{\"Value\":50,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":52,\"Unit\":\"F\",\"UnitType\":18},\"Average\":{\"Value\":51,\"Unit\":\"F\",\"UnitType\":18}},\"WetBulbGlobeTemperature\":{\"Minimum\":{\"Value\":56,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":61,\"Unit\":\"F\",\"UnitType\":18},\"Average\":{\"Value\":58,\"Unit\":\"F\",\"UnitType\":18}}},\"Sources\":[\"AccuWeather\"],\"MobileLink\":\"http://www.accuweather.com/en/us/new-york-ny/10021/daily-weather-forecast/14-349727_1_al?day=1&lang=en-us\",\"Link\":\"http://www.accuweather.com/en/us/new-york-ny/10021/daily-weather-forecast/14-349727_1_al?day=1&lang=en-us\"}]}",
"tokyo": "{\"Headline\":{\"EffectiveDate\":\"2025-05-11T19:00:00+09:00\",\"EffectiveEpochDate\":1746957600,\"Severity\":5,\"Text\":\"Rain Sunday night\",\"Category\":\"rain\",\"EndDate\":\"2025-05-12T07:00:00+09:00\",\"EndEpochDate\":1747000800,\"MobileLink\":\"http://www.accuweather.com/en/jp/tokyo/226396/daily-weather-forecast/226396?lang=en-us\",\"Link\":\"http://www.accuweather.com/en/jp/tokyo/226396/daily-weather-forecast/226396?lang=en-us\"},\"DailyForecasts\":[{\"Date\":\"2025-05-11T07:00:00+09:00\",\"EpochDate\":1746914400,\"Sun\":{\"Rise\":\"2025-05-11T04:40:00+09:00\",\"EpochRise\":1746906000,\"Set\":\"2025-05-11T18:35:00+09:00\",\"EpochSet\":1746956100},\"Moon\":{\"Rise\":\"2025-05-11T17:24:00+09:00\",\"EpochRise\":1746951840,\"Set\":\"2025-05-12T03:55:00+09:00\",\"EpochSet\":1746989700,\"Phase\":\"WaxingGibbous\",\"Age\":13},\"Temperature\":{\"Minimum\":{\"Value\":62,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":81,\"Unit\":\"F\",\"UnitType\":18}},\"RealFeelTemperature\":{\"Minimum\":{\"Value\":58,\"Unit\":\"F\",\"UnitType\":18,\"Phrase\":\"Cool\"},\"Maximum\":{\"Value\":82,\"Unit\":\"F\",\"UnitType\":18,\"Phrase\":\"Very Warm\"}},\"RealFeelTemperatureShade\":{\"Minimum\":{\"Value\":58,\"Unit\":\"F\",\"UnitType\":18,\"Phrase\":\"Cool\"},\"Maximum\":{\"Value\":77,\"Unit\":\"F\",\"UnitType\":18,\"Phrase\":\"Pleasant\"}},\"HoursOfSun\":1,\"DegreeDaySummary\":{\"Heating\":{\"Value\":0,\"Unit\":\"F\",\"UnitType\":18},\"Cooling\":{\"Value\":6,\"Unit\":\"F\",\"UnitType\":18}},\"AirAndPollen\":[{\"Name\":\"AirQuality\",\"Value\":0,\"Category\":\"Good\",\"CategoryValue\":1,\"Type\":\"Ozone\"},{\"Name\":\"Grass\",\"Value\":0,\"Category\":\"Low\",\"CategoryValue\":1},{\"Name\":\"Mold\",\"Value\":0,\"Category\":\"Low\",\"CategoryValue\":1},{\"Name\":\"Ragweed\",\"Value\":0,\"Category\":\"Low\",\"CategoryValue\":1},{\"Name\":\"Tree\",\"Value\":0,\"Category\":\"Low\",\"CategoryValue\":1},{\"Name\":\"UVIndex\",\"Value\":5,\"Category\":\"Moderate\",\"CategoryValue\":2}],\"Day\":{\"Icon\":4,\"IconPhrase\":\"Intermittent clouds\",\"HasPrecipitation\":false,\"ShortPhrase\":\"Breezy in the afternoon\",\"LongPhrase\":\"Sun through high clouds and less humid; breezy in the afternoon\",\"PrecipitationProbability\":9,\"ThunderstormProbability\":0,\"RainProbability\":9,\"SnowProbability\":0,\"IceProbability\":0,\"Wind\":{\"Speed\":{\"Value\":10.4,\"Unit\":\"mi/h\",\"UnitType\":9},\"Direction\":{\"Degrees\":261,\"Localized\":\"W\",\"English\":\"W\"}},\"WindGust\":{\"Speed\":{\"Value\":17.3,\"Unit\":\"mi/h\",\"UnitType\":9},\"Direction\":{\"Degrees\":179,\"Localized\":\"S\",\"English\":\"S\"}},\"TotalLiquid\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Rain\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Snow\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Ice\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"HoursOfPrecipitation\":0,\"HoursOfRain\":0,\"HoursOfSnow\":0,\"HoursOfIce\":0,\"CloudCover\":99,\"Evapotranspiration\":{\"Value\":0.13,\"Unit\":\"in\",\"UnitType\":1},\"SolarIrradiance\":{\"Value\":512,\"Unit\":\"W/m²\",\"UnitType\":33},\"RelativeHumidity\":{\"Minimum\":42,\"Maximum\":70,\"Average\":51},\"WetBulbTemperature\":{\"Minimum\":{\"Value\":62,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":65,\"Unit\":\"F\",\"UnitType\":18},\"Average\":{\"Value\":64,\"Unit\":\"F\",\"UnitType\":18}},\"WetBulbGlobeTemperature\":{\"Minimum\":{\"Value\":64,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":71,\"Unit\":\"F\",\"UnitType\":18},\"Average\":{\"Value\":68,\"Unit\":\"F\",\"UnitType\":18}}},\"Night\":{\"Icon\":18,\"IconPhrase\":\"Rain\",\"HasPrecipitation\":true,\"PrecipitationType\":\"Rain\",\"PrecipitationIntensity\":\"Light\",\"ShortPhrase\":\"On-and-off rain and drizzle\",\"LongPhrase\":\"On-and-off rain and drizzle\",\"PrecipitationProbability\":84,\"ThunderstormProbability\":0,\"RainProbability\":84,\"SnowProbability\":0,\"IceProbability\":0,\"Wind\":{\"Speed\":{\"Value\":9.2,\"Unit\":\"mi/h\",\"UnitType\":9},\"Direction\":{\"Degrees\":233,\"Localized\":\"SW\",\"English\":\"SW\"}},\"WindGust\":{\"Speed\":{\"Value\":13.8,\"Unit\":\"mi/h\",\"UnitType\":9},\"Direction\":{\"Degrees\":334,\"Localized\":\"NNW\",\"English\":\"NNW\"}},\"TotalLiquid\":{\"Value\":0.09,\"Unit\":\"in\",\"UnitType\":1},\"Rain\":{\"Value\":0.09,\"Unit\":\"in\",\"UnitType\":1},\"Snow\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"Ice\":{\"Value\":0,\"Unit\":\"in\",\"UnitType\":1},\"HoursOfPrecipitation\":1.5,\"HoursOfRain\":1.5,\"HoursOfSnow\":0,\"HoursOfIce\":0,\"CloudCover\":100,\"Evapotranspiration\":{\"Value\":0.03,\"Unit\":\"in\",\"UnitType\":1},\"SolarIrradiance\":{\"Value\":9.8,\"Unit\":\"W/m²\",\"UnitType\":33},\"RelativeHumidity\":{\"Minimum\":58,\"Maximum\":85,\"Average\":73},\"WetBulbTemperature\":{\"Minimum\":{\"Value\":59,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":63,\"Unit\":\"F\",\"UnitType\":18},\"Average\":{\"Value\":61,\"Unit\":\"F\",\"UnitType\":18}},\"WetBulbGlobeTemperature\":{\"Minimum\":{\"Value\":60,\"Unit\":\"F\",\"UnitType\":18},\"Maximum\":{\"Value\":67,\"Unit\":\"F\",\"UnitType\":18},\"Average\":{\"Value\":63,\"Unit\":\"F\",\"UnitType\":18}}},\"Sources\":[\"AccuWeather\"],\"MobileLink\":\"http://www.accuweather.com/en/jp/tokyo/226396/daily-weather-forecast/226396?day=1&lang=en-us\",\"Link\":\"http://www.accuweather.com/en/jp/tokyo/226396/daily-weather-forecast/226396?day=1&lang=en-us\"}]}",
}
var supportedLocations = map[string]location{
"london": {"London", "Europe/London", "328328"},
"sf": {"San Francisco", "America/Los_Angeles", "347629"},
"sj": {"San Jose", "America/Los_Angeles", "347630"},
"la": {"Los Angeles", "America/Los_Angeles", "347625"},
"nyc": {"New York City", "America/New_York", "14-349727_1_AL"},
"tokyo": {"Tokyo", "Asia/Tokyo", "226396"},
}
var locationNames = map[string]string{
"london": "London",
"sf": "San Francisco",
"sj": "San Jose",
"la": "Los Angeles",
"nyc": "New York City",
"tokyo": "Tokyo",
}
func main() {
port := flag.Int("port", 8080, "the port that the server should listen on")
genKeys := flag.Bool("generate-vapid-keys", false, "generate a new vapid key pair, which will be outputted to stdout.")
usePlaceholder := flag.Bool("use-placeholder", false, "use placeholder data instead of real API data.")
flag.Parse()
if *genKeys {
generateKeys()
return
}
_ = godotenv.Load()
err := checkEnv()
if err != nil {
log.Fatal(err)
}
db, err := initDB()
if err != nil {
log.Fatalf("failed to initialize db: %e\n", err)
}
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
genaiClient, err := genai.NewClient(ctx, &genai.ClientConfig{
APIKey: os.Getenv("GEMINI_API_KEY"),
Backend: genai.BackendGeminiAPI,
})
if err != nil {
log.Fatalf("failed to initialize gemini client: %e\n", err)
}
summaryHTML, _ := webDir.ReadFile("web/summary.html")
summaryPageTemplate, _ := template.New("summary.html").Parse(string(summaryHTML))
state := state{
ctx: ctx,
db: db,
apiKey: apiKey{
accuWeather: os.Getenv("ACCU_WEATHER_API_KEY"),
},
template: pageTemplate{
summary: summaryPageTemplate,
},
summaries: sync.Map{},
summaryChans: map[string]chan string{},
genai: genaiClient,
usePlaceholder: *usePlaceholder,
subscriptions: map[string][]*registeredSubscription{},
vapidPublicKey: os.Getenv("VAPID_PUBLIC_KEY_BASE64"),
vapidPrivateKey: os.Getenv("VAPID_PRIVATE_KEY_BASE64"),
}
var schedulers []gocron.Scheduler
// schedule periodic updates of weather summary for each supported location
for locKey, loc := range supportedLocations {
l, err := time.LoadLocation(loc.ianaName)
if err != nil {
log.Fatal(err)
}
s, err := gocron.NewScheduler(gocron.WithLocation(l))
if err != nil {
log.Fatal(err)
}
_, err = s.NewJob(
gocron.DurationJob(time.Minute),
gocron.NewTask(updateSummaries, &state, locKey, &loc),
gocron.WithStartAt(gocron.WithStartImmediately()),
)
if err != nil {
log.Fatal(err)
}
schedulers = append(schedulers, s)
c := make(chan string)
state.subscriptions[locKey] = []*registeredSubscription{}
state.summaryChans[locKey] = c
// listen for summary updates, and publish updates to all update subscribers via web push
go listenForSummaryUpdates(&state, locKey)
s.Start()
}
err = loadSubscriptions(&state)
if err != nil {
log.Fatalf("failed to load existing subscriptions: %e\n", err)
}
http.HandleFunc("/", handleHTTPRequest(&state))
log.Printf("server listening on %d...", *port)
err = http.ListenAndServe(fmt.Sprintf(":%d", *port), nil)
if err != nil {
log.Printf("failed to start http server: %e\n", err)
}
for _, s := range schedulers {
s.Shutdown()
}
}
func generateKeys() {
priv, pub, err := webpush.GenerateVAPIDKeys()
if err != nil {
log.Fatal(err)
}
fmt.Println("all keys are base64 url encoded.")
fmt.Printf("public key: %v\n", pub)
fmt.Printf("private key: %v\n", priv)
}
func checkEnv() error {
var missing []string
for _, k := range envKeys {
v := os.Getenv(k)
if v == "" {
missing = append(missing, k)
}
}
if len(missing) > 0 {
return fmt.Errorf("missing env: %v", strings.Join(missing, ", "))
}
return nil
}
func handleHTTPRequest(state *state) http.HandlerFunc {
return func(writer http.ResponseWriter, request *http.Request) {
path := strings.TrimPrefix(request.URL.Path, "/")
if path == "" {
if request.Method == "" || request.Method == "GET" {
index, _ := webDir.ReadFile("web/index.html")
writer.Write(index)
} else {
writer.WriteHeader(http.StatusMethodNotAllowed)
}
} else if path == "vapid" {
if request.Method == "" || request.Method == "GET" {
writer.Write([]byte(state.vapidPublicKey))
} else {
writer.WriteHeader(http.StatusMethodNotAllowed)
}
} else if strings.HasPrefix(path, "registrations") {
if path == "registrations" && request.Method == "POST" {
defer request.Body.Close()
update := updateSubscription{}
err := json.NewDecoder(request.Body).Decode(&update)
if err != nil {
writer.WriteHeader(http.StatusBadRequest)
return
}
reg, err := registerSubscription(state, &update)
if err != nil {
writer.WriteHeader(http.StatusBadRequest)
return
}
err = json.NewEncoder(writer).Encode(reg)
if err != nil {
writer.WriteHeader(http.StatusBadRequest)
}
} else if request.Method == "PATCH" || request.Method == "DELETE" {
parts := strings.Split(path, "/")
if len(parts) < 2 {
writer.WriteHeader(http.StatusMethodNotAllowed)
return
}
regID, err := uuid.Parse(parts[1])
if err != nil {
writer.WriteHeader(http.StatusNotFound)
return
}
switch request.Method {
case "PATCH":
defer request.Body.Close()
update := updateSubscription{}
err = json.NewDecoder(request.Body).Decode(&update)
if err != nil {
writer.WriteHeader(http.StatusBadRequest)
return
}
reg, err := updateRegisteredSubscription(state, regID, &update)
if err != nil {
if errors.Is(err, sql.ErrNoRows) {
writer.WriteHeader(http.StatusNotFound)
} else {
writer.WriteHeader(http.StatusInternalServerError)
}
} else {
json.NewEncoder(writer).Encode(reg)
}
case "DELETE":
err = deleteSubscription(state, regID)
if err != nil {
if errors.Is(err, sql.ErrNoRows) {
writer.WriteHeader(http.StatusNotFound)
} else {
writer.WriteHeader(http.StatusInternalServerError)
}
} else {
writer.WriteHeader(http.StatusNoContent)
}
}
} else {
writer.WriteHeader(http.StatusMethodNotAllowed)
}
} else {
if request.Method != "" && request.Method != "GET" {
writer.WriteHeader(http.StatusMethodNotAllowed)
return
}
summary, ok := state.summaries.Load(path)
if ok {
state.template.summary.Execute(writer, summaryTemplateData{summary.(string), path})
} else {
f, err := webDir.ReadFile("web/" + path)
if err != nil {
writer.WriteHeader(http.StatusNotFound)
} else {
m := mime.TypeByExtension(filepath.Ext(path))
if m != "" {
writer.Header().Set("Content-Type", m)
}
writer.Write(f)
}
}
}
}
}
func initDB() (*sql.DB, error) {
f, err := os.OpenFile("data/data.sqlite", os.O_CREATE|os.O_WRONLY, 0644)
if err != nil {
log.Fatal(err)
}
f.Close()
db, err := sql.Open("sqlite", "file:data/data.sqlite")
if err != nil {
log.Fatalln("failed to initialize database")
}
_, err = db.Exec(`
CREATE TABLE IF NOT EXISTS subscriptions(
id TEXT PRIMARY KEY,
locations TEXT NOT NULL,
subscription_json TEXT NOT NULL
);
`)
if err != nil {
return nil, err
}
return db, nil
}
func loadSubscriptions(state *state) error {
rows, err := state.db.Query(`SELECT id, locations, subscription_json FROM subscriptions;`)
if err != nil {
return err
}
defer rows.Close()
for rows.Next() {
var id string
var locations string
var j string
err := rows.Scan(&id, &locations, &j)
if err != nil {
continue
}
s := webpush.Subscription{}
err = json.Unmarshal([]byte(j), &s)
if err != nil {
continue
}
reg := &registeredSubscription{
ID: uuid.MustParse(id),
Locations: strings.Split(locations, ","),
Subscription: &s,
}
for _, l := range reg.Locations {
state.subscriptions[l] = append(state.subscriptions[l], reg)
}
}
return nil
}
func updateRegisteredSubscription(state *state, id uuid.UUID, update *updateSubscription) (*registeredSubscription, error) {
j, err := json.Marshal(update.Subscription)
if err != nil {
return nil, err
}
rows, err := state.db.Query("SELECT locations FROM subscriptions WHERE id = ?", id)
if err != nil {
return nil, err
}
rows.Next()
var locStr string
err = rows.Scan(&locStr)
if err != nil {
return nil, err
}
rows.Close()
// not very proud of this one
// ideally the list of locations should be stored in a separate table
// but since the list is very small, and im too lazy to bring in a separate table
// this should be fine for now
locs := strings.Split(locStr, ",")
locs = append(locs, update.Locations...)
locs = slices.DeleteFunc(locs, func(l string) bool {
return slices.Contains(update.RemoveLocations, l)
})
locs = slices.Compact(locs)
_, err = state.db.Exec(
"UPDATE subscriptions SET subscription_json = ?, locations = ? WHERE id = ?",
string(j), strings.Join(locs, ","), id,
)
if err != nil {
return nil, err
}
reg := &registeredSubscription{
ID: id,
Subscription: &update.Subscription,
Locations: locs,
}
state.subscriptionsMutex.Lock()
for _, l := range update.Locations {
state.subscriptions[l] = append(state.subscriptions[l], reg)
}
for _, l := range update.RemoveLocations {
state.subscriptions[l] = slices.DeleteFunc(state.subscriptions[l], func(s *registeredSubscription) bool {
return s.ID == reg.ID
})
}
state.subscriptionsMutex.Unlock()
return reg, nil
}
func registerSubscription(state *state, sub *updateSubscription) (*registeredSubscription, error) {
j, err := json.Marshal(sub.Subscription)
if err != nil {
return nil, err
}
id, err := uuid.NewV7()
if err != nil {
return nil, err
}
locs := slices.Compact(sub.Locations)
_, err = state.db.Exec(
"INSERT INTO subscriptions (id, locations, subscription_json) VALUES (?, ?, ?);",
id, strings.Join(locs, ","), string(j),
)
if err != nil {
return nil, err
}
reg := registeredSubscription{
ID: id,
Subscription: &sub.Subscription,
Locations: locs,
}
state.subscriptionsMutex.Lock()
for _, l := range sub.Locations {
state.subscriptions[l] = append(state.subscriptions[l], &reg)
}
state.subscriptionsMutex.Unlock()
return &reg, nil
}
func deleteSubscription(state *state, regID uuid.UUID) error {
_, err := state.db.Exec("DELETE FROM subscriptions WHERE id = ?", regID)
return err
}
func updateSummaries(state *state, locKey string, loc *location) {
log.Printf("updating summary for %v...\n", locKey)
var weatherJSON string
if state.usePlaceholder {
weatherJSON = placeholderWeather[locKey]
} else {
resp, err := http.Get(fmt.Sprintf("http://dataservice.accuweather.com/forecasts/v1/daily/1day/%v?apikey=%v&detail=true", loc.key, state.apiKey.accuWeather))
if err != nil {
log.Printf("error updating summaries for %s: %e\n", locKey, err)
return
}
b, err := io.ReadAll(resp.Body)
defer resp.Body.Close()
if err != nil {
log.Printf("error updating summaries for %s: %e\n", locKey, err)
return
}
weatherJSON = string(b)
}
result, err := state.genai.Models.GenerateContent(state.ctx, "gemini-2.0-flash", []*genai.Content{{
Parts: []*genai.Part{
{Text: fmt.Sprintf(prompt, locationNames[locKey], locationNames[locKey])},
{Text: weatherJSON},
},
}}, nil)
if err != nil {
log.Printf("error updating summaries for %s: %e\n", locKey, err)
return
}
summary := result.Text()
c := state.summaryChans[locKey]
state.summaries.Store(locKey, summary)
if len(state.subscriptions[locKey]) > 0 {
c <- summary
}
log.Printf("updated summary for %v successfully\n", locKey)
}
func listenForSummaryUpdates(state *state, locKey string) {
c := state.summaryChans[locKey]
opts := webpush.Options{
VAPIDPublicKey: state.vapidPublicKey,
VAPIDPrivateKey: state.vapidPrivateKey,
TTL: 30,
}
for {
select {
case summary := <-c:
log.Printf("sending summary for %v to subscribers...\n", locKey)
payload := webpushNotificationPayload{
Summary: summary,
Location: locKey,
}
b, err := json.Marshal(&payload)
if err != nil {
log.Printf("error creating notification payload: %e\n", err)
continue
}
var wg sync.WaitGroup
for _, sub := range state.subscriptions[locKey] {
wg.Add(1)
go func() {
defer wg.Done()
_, err := webpush.SendNotificationWithContext(state.ctx, b, sub.Subscription, &opts)
if err != nil {
log.Printf("failed to send summary for %v to sub id %v: %e\n", locKey, sub.ID, err)
}
}()
}
wg.Wait()
case <-state.ctx.Done():
return
}
}
}
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