Create small widget

Improve widget provider
Configure App Group Identifier
Improve widget location fetching logic
Clean up code

SwiftyForecast Widget/Assets.xcassets/AccentColor.colorset/Contents.json

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+{
+  "colors" : [
+    {
+      "color" : {
+        "color-space" : "display-p3",
+        "components" : {
+          "alpha" : "1.000",
+          "blue" : "0x35",
+          "green" : "0x24",
+          "red" : "0x00"
+        }
+      },
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

SwiftyForecast Widget/Assets.xcassets/AppIcon.appiconset/Contents.json

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+{
+  "images" : [
+    {
+      "filename" : "AppIcon.png",
+      "idiom" : "universal",
+      "platform" : "ios",
+      "size" : "1024x1024"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

SwiftyForecast Widget/Assets.xcassets/Contents.json

@@ -0,0 +1,6 @@
+{
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

SwiftyForecast Widget/Assets.xcassets/WidgetBackground.colorset/Contents.json

@@ -0,0 +1,20 @@
+{
+  "colors" : [
+    {
+      "color" : {
+        "color-space" : "display-p3",
+        "components" : {
+          "alpha" : "1.000",
+          "blue" : "0x3B",
+          "green" : "0x6E",
+          "red" : "0xEC"
+        }
+      },
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

SwiftyForecast Widget/Assets.xcassets/conditions/Contents.json

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+{
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

SwiftyForecast Widget/Assets.xcassets/conditions/clearSky.imageset/Contents.json

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+{
+  "images" : [
+    {
+      "filename" : "clearSky.png",
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

SwiftyForecast Widget/Assets.xcassets/conditions/cloudySky.imageset/Contents.json

@@ -0,0 +1,21 @@
+{
+  "images" : [
+    {
+      "filename" : "cloudy_large.png",
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

SwiftyForecast Widget/CurrentWeatherView.swift

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+//
+//  CurrentWeatherView.swift
+//  SwiftyForecast
+//
+//  Created by Pawel Milek on 12/8/23.
+//  Copyright © 2023 Pawel Milek. All rights reserved.
+//
+
+import SwiftUI
+
+struct CurrentWeatherView: View {
+    var entry: WeatherProvider.Entry
+
+    var body: some View {
+        GeometryReader { proxy in
+            HStack(alignment: .top, spacing: 0) {
+                iconView
+                    .frame(maxWidth: proxy.size.width * 0.5)
+                locationView
+                    .frame(maxWidth: proxy.size.width * 0.5, alignment: .leading)
+            }
+            temperatureView
+            .frame(maxWidth: proxy.size.width, alignment: .center)
+            .offset(y: 30)
+        }
+        .overlay(alignment: .bottom) {
+            descriptionView
+                .frame(maxWidth: .infinity, alignment: .center)
+        }
+    }
+}
+
+private extension CurrentWeatherView {
+    var iconView: some View {
+        entry.icon
+            .resizable()
+            .scaledToFit()
+            .shadow(
+                color: .white,
+                radius: 0.5,
+                x: 1,
+                y: 1
+            )
+    }
+
+    var locationView: some View {
+        Text(entry.locationName)
+            .font(.caption2)
+            .fontWeight(.semibold)
+            .fontDesign(.monospaced)
+            .foregroundStyle(.white)
+            .lineLimit(2)
+    }
+
+    var temperatureView: some View {
+        VStack(spacing: -10) {
+            Text(entry.temperature)
+                .font(.system(size: 50, weight: .bold, design: .monospaced))
+                .modifier(TextScaledModifier())
+            Text(entry.temperatureMaxMin)
+                .font(.caption2)
+        }
+        .lineLimit(1)
+        .foregroundStyle(.accent)
+        .fontDesign(.monospaced)
+    }
+
+    var descriptionView: some View {
+        HStack(alignment: .center, spacing: 0) {
+            Text(entry.description)
+                .font(.caption2)
+                .fontWeight(.semibold)
+                .fontDesign(.monospaced)
+                .foregroundStyle(.accent)
+                .lineLimit(2)
+                .padding(.vertical, 3)
+                .padding(.horizontal, 10)
+        }
+        .background(
+            Color.white
+                .opacity(0.4)
+                .clipShape(RoundedRectangle(cornerRadius: 9))
+        )
+    }
+}

SwiftyForecast Widget/Info.plist

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>NSLocationUsageDescription</key>
+	<string>The app requires location services to get weather data in your area.</string>
+	<key>NSWidgetWantsLocation</key>
+	<true/>
+	<key>NSLocationAlwaysAndWhenInUseUsageDescription</key>
+	<string>The app requires location services to get weather data in your area.</string>
+	<key>NSLocationWhenInUseUsageDescription</key>
+	<string>The app requires location services to get weather data in your area.</string>
+	<key>NSLocationDefaultAccuracyReduced</key>
+	<true/>
+	<key>ConfigurationSettings</key>
+	<dict>
+		<key>WeatherServiceApiKey</key>
+		<string>$(API_KEY)</string>
+	</dict>
+	<key>NSExtension</key>
+	<dict>
+		<key>NSExtensionPointIdentifier</key>
+		<string>com.apple.widgetkit-extension</string>
+	</dict>
+</dict>
+</plist>

SwiftyForecast Widget/SwiftyForecastWidget.swift

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+//
+//  SwiftyForecastWidgetEntryView.swift
+//  SwiftyForecast Widget
+//
+//  Created by Pawel Milek on 12/6/23.
+//  Copyright © 2023 Pawel Milek. All rights reserved.
+//
+
+import WidgetKit
+import SwiftUI
+
+struct SwiftyForecastWidget: Widget {
+    let kind = "com.pawelmilek.Swifty-Forecast.widget"
+
+    var body: some WidgetConfiguration {
+        StaticConfiguration(
+            kind: kind,
+            provider: WeatherProvider()
+        ) { entry in
+            CurrentWeatherView(entry: entry)
+                .frame(maxWidth: .infinity, maxHeight: .infinity)
+                .containerBackground(.widgetBackground, for: .widget)
+        }
+        .configurationDisplayName("Weather")
+        .description("Glance the conditions for current location.")
+        .supportedFamilies([.systemSmall])
+    }
+}
+
+#Preview(as: .systemSmall) {
+    SwiftyForecastWidget()
+} timeline: {
+    WeatherEntry.sampleTimeline.first!
+    WeatherEntry.sampleTimeline.last!
+}

SwiftyForecast Widget/SwiftyForecastWidgetBundle.swift

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+//
+//  SwiftyForecastWidgetBundle.swift
+//  SwiftyForecast Widget
+//
+//  Created by Pawel Milek on 12/6/23.
+//  Copyright © 2023 Pawel Milek. All rights reserved.
+//
+
+import WidgetKit
+import SwiftUI
+
+@main
+struct SwiftyForecastWidgetBundle: WidgetBundle {
+    var body: some Widget {
+        SwiftyForecastWidget()
+    }
+}

SwiftyForecast Widget/WeatherEntry.swift

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+//
+//  WeatherEntry.swift
+//  SwiftyForecast
+//
+//  Created by Pawel Milek on 12/8/23.
+//  Copyright © 2023 Pawel Milek. All rights reserved.
+//
+
+import WidgetKit
+import SwiftUI
+
+struct WeatherEntry: TimelineEntry {
+    let date: Date
+    let icon: Image
+    let temperature: String
+    let temperatureMaxMin: String
+    let locationName: String
+    let description: String
+
+    init(
+        date: Date,
+        icon: Image,
+        temperature: String,
+        temperatureMaxMin: String,
+        locationName: String,
+        description: String
+    ) {
+        self.date = date
+        self.icon = icon
+        self.temperature = temperature
+        self.temperatureMaxMin = temperatureMaxMin
+        self.locationName = locationName
+        self.description = description
+    }
+}
+
+extension WeatherEntry {
+    static let sampleTimeline = [
+        WeatherEntry(
+            date: Date(),
+            icon: Image(.cloudySky),
+            temperature: "69°",
+            temperatureMaxMin: "⏶ 75°  ⏷ 72°",
+            locationName: "Cupertino",
+            description: "light intensity shower rain"
+        ),
+        WeatherEntry(
+            date: Date(),
+            icon: Image(.clearSky),
+            temperature: "87°",
+            temperatureMaxMin: "⏶ 92°  ⏷ 45°",
+            locationName: "Cupertino",
+            description: "scattered clouds"
+        )
+    ]
+}