added duration field to reminder and restructured remind text

added general duration formatting to freemarker (its a builtin method currently
added source channel attribute to starboard post
added exception logging to immediate reminders

abstracto-application/templating/templating-impl/src/main/java/dev/sheldan/abstracto/templating/config/FreemarkerConfiguration.java

@@ -1,6 +1,7 @@
 package dev.sheldan.abstracto.templating.config;
 
 import dev.sheldan.abstracto.templating.loading.DatabaseTemplateLoader;
+import dev.sheldan.abstracto.templating.methods.DurationMethod;
 import freemarker.template.Configuration;
 import freemarker.template.TemplateException;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -16,11 +17,15 @@ public class FreemarkerConfiguration {
     @Autowired
     private DatabaseTemplateLoader templateLoader;
 
+    @Autowired
+    private DurationMethod durationMethod;
+
     @Bean
     public Configuration freeMarkerConfiguration() throws IOException, TemplateException {
         FreeMarkerConfigurationFactory factory = new FreeMarkerConfigurationFactory();
         factory.setPreTemplateLoaders(templateLoader);
         Configuration configuration = factory.createConfiguration();
+        configuration.setSharedVariable("fmtDuration", durationMethod);
         configuration.setEncoding(Locale.getDefault(), "utf-8");
         // needed to support default methods in interfaces
         configuration.setIncompatibleImprovements(Configuration.VERSION_2_3_29);

abstracto-application/templating/templating-impl/src/main/java/dev/sheldan/abstracto/templating/methods/DurationMethod.java

@@ -0,0 +1,59 @@
+package dev.sheldan.abstracto.templating.methods;
+
+import dev.sheldan.abstracto.templating.service.TemplateService;
+import freemarker.ext.beans.StringModel;
+import freemarker.template.TemplateMethodModelEx;
+import freemarker.template.TemplateModelException;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import java.time.Duration;
+import java.time.temporal.ChronoUnit;
+import java.util.HashMap;
+import java.util.List;
+
+@Component
+public class DurationMethod implements TemplateMethodModelEx {
+
+    @Autowired
+    private TemplateService service;
+
+    @Override
+    public Object exec(List arguments) throws TemplateModelException {
+        if (arguments.size() != 1) {
+            throw new TemplateModelException("Incorrect parameters passed.");
+        }
+        Object wrappedObject = ((StringModel) arguments.get(0)).getWrappedObject();
+        if(!(wrappedObject instanceof Duration)) {
+            throw new TemplateModelException("Passed argument was not a duration object");
+        }
+        Duration duration = (Duration) wrappedObject;
+        StringBuilder stringBuilder = new StringBuilder();
+        // upgrading to java 9 makes this nicer
+        long days = duration.toDays();
+        if(days > 0) {
+            stringBuilder.append(service.renderTemplate("day", getParam(days)));
+        }
+        long hours = duration.toHours() % 24;
+        if(hours > 0) {
+            stringBuilder.append(service.renderTemplate("hour", getParam(hours)));
+        }
+        long minutes = duration.toMinutes() % 60;
+        if(minutes > 0) {
+            stringBuilder.append(service.renderTemplate("minute", getParam(minutes)));
+        }
+
+        long seconds = duration.get(ChronoUnit.SECONDS) % 60;
+        if(seconds > 0) {
+            stringBuilder.append(service.renderTemplate("second", getParam(seconds)));
+        }
+
+        return stringBuilder.toString();
+    }
+
+    private HashMap<String, Object> getParam(Long value) {
+        HashMap<String, Object> params = new HashMap<>();
+        params.put("amount", value);
+        return params;
+    }
+}

abstracto-application/templating/templating-impl/src/main/resources/templates/embeds/builtins/day_en_US.ftl

@@ -0,0 +1,5 @@
+<#if amount gt 1>
+${amount} days
+<#else>
+1 day
+</#if>

abstracto-application/templating/templating-impl/src/main/resources/templates/embeds/builtins/hour_en_US.ftl

@@ -0,0 +1,5 @@
+<#if amount gt 1>
+${amount} hours
+<#else> 
+1 hour
+</#if>

abstracto-application/templating/templating-impl/src/main/resources/templates/embeds/builtins/minute_en_US.ftl

@@ -0,0 +1,5 @@
+<#if amount gt 1>
+${amount} minutes
+<#else> 
+1 minute
+</#if>

abstracto-application/templating/templating-impl/src/main/resources/templates/embeds/builtins/second_en_US.ftl

@@ -0,0 +1,5 @@
+<#if amount gt 1>
+${amount} seconds
+<#else> 
+1 second
+</#if>