Add wetter.com trigger

[rhynodge.git] / src / main / kotlin / net / pterodactylus / rhynodge / webpages / weather / wettercom / WetterComTrigger.kt

diff --git a/src/main/kotlin/net/pterodactylus/rhynodge/webpages/weather/wettercom/WetterComTrigger.kt b/src/main/kotlin/net/pterodactylus/rhynodge/webpages/weather/wettercom/WetterComTrigger.kt
new file mode 100644 (file)
index 0000000..d25610a
--- /dev/null
+++ b/src/main/kotlin/net/pterodactylus/rhynodge/webpages/weather/wettercom/WetterComTrigger.kt
@@ -0,0 +1,74 @@
+package net.pterodactylus.rhynodge.webpages.weather.wettercom
+
+import kotlinx.html.body
+import kotlinx.html.div
+import kotlinx.html.h1
+import kotlinx.html.head
+import kotlinx.html.html
+import kotlinx.html.img
+import kotlinx.html.stream.createHTML
+import kotlinx.html.style
+import net.pterodactylus.rhynodge.Reaction
+import net.pterodactylus.rhynodge.State
+import net.pterodactylus.rhynodge.Trigger
+import net.pterodactylus.rhynodge.output.DefaultOutput
+import net.pterodactylus.rhynodge.output.Output
+import java.text.DateFormat
+import java.time.temporal.ChronoUnit.HOURS
+import java.util.Locale
+
+/**
+ * TODO
+ *
+ * @author [David ‘Bombe’ Roden](mailto:bombe@pterodactylus.net)
+ */
+class WetterComTrigger : Trigger {
+
+    private val dateFormatter = DateFormat.getDateInstance(DateFormat.LONG, Locale.ENGLISH)
+    private var newState = false
+    private lateinit var currentState: WetterComState
+
+    override fun mergeStates(previousState: State, currentState: State): State? {
+        newState = previousState != currentState
+        this.currentState = currentState as WetterComState
+        return currentState
+    }
+
+    override fun triggers(): Boolean {
+        return newState
+    }
+
+    override fun output(reaction: Reaction): Output {
+        val output = DefaultOutput("The weather (according to wetter.com) on %s".format(dateFormatter.format(currentState.dateTime.toInstant().toEpochMilli())))
+        output.addText("text/html", htmlOutput())
+        return output
+    }
+
+    private fun htmlOutput(): String {
+        return createHTML().html {
+            head {
+                style("text/css") {
+                    +".hour-state { display: table-row; }"
+                    +".hour-state > div { display: table-cell; }"
+                }
+            }
+            body {
+                val startTime = currentState.dateTime.toInstant()
+                h1 { +"The Weather (according to wetter.com) on %s".format(dateFormatter.format(startTime.toEpochMilli())) }
+                currentState.forEach {
+                    div("hour-state") {
+                        div("time") { +"%tH:%<tM".format(startTime.plus(it.hourIndex.toLong(), HOURS).toEpochMilli()) }
+                        div("temperature") { +"%d °C".format(it.temperature.toInt()) }
+                        div("rain-probability") { +"%d%%".format((it.rainProbability * 100).toInt()) }
+                        div("rain-amount") { +"%d l/m²".format(it.rainAmount.toInt()) }
+                        div("wind-direction") { +it.windDirection.name }
+                        div("wind-speed") { +"%d km/h".format(it.windSpeed.toInt()) }
+                        div("description") { +it.description }
+                        div("image") { img(src = it.image) }
+                    }
+                }
+            }
+        }.toString()
+    }
+
+}