make it possible to specify the time in the range

pdb-ui/src/main/java/org/lucares/pdbui/PdbController.java

@@ -2,9 +2,13 @@ package org.lucares.pdbui;
 
 import java.io.File;
 import java.nio.file.Path;
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
 import java.util.ArrayList;
 import java.util.Collections;
+import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 
 import org.lucares.ludb.FieldNotExistsException;
 import org.lucares.ludb.Proposal;
@@ -23,12 +27,14 @@ import org.slf4j.LoggerFactory;
 import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
 import org.springframework.http.MediaType;
 import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestMethod;
 import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.ResponseBody;
+import org.springframework.web.servlet.ModelAndView;
 
 @Controller
 @EnableAutoConfiguration
@@ -36,6 +42,9 @@ public class PdbController implements HardcodedValues, CollectionUtils {
 
 	private static final Logger LOGGER = LoggerFactory.getLogger(PdbController.class);
 
+	private static final DateTimeFormatter DATE_FORMAT_BEGIN = DateTimeFormatter.ofPattern("yyyy-MM-dd 00:00:00");
+	private static final DateTimeFormatter DATE_FORMAT_END = DateTimeFormatter.ofPattern("yyyy-MM-dd 23:59:59");
+
 	private final Plotter plotter;
 	private final PdbRepository db;
 
@@ -44,6 +53,15 @@ public class PdbController implements HardcodedValues, CollectionUtils {
 		this.plotter = plotter;
 	}
 
+	@GetMapping("/")
+	public ModelAndView index() {
+		final String view = "main";
+		final Map<String, Object> model = new HashMap<>();
+		model.put("oldestValue", LocalDateTime.now().minusYears(1).format(DATE_FORMAT_BEGIN));
+		model.put("latestValue", LocalDateTime.now().format(DATE_FORMAT_END));
+		return new ModelAndView(view, model);
+	}
+
 	@RequestMapping(path = "/plots", //
 			method = RequestMethod.POST, //
 			consumes = MediaType.APPLICATION_JSON_UTF8_VALUE, //

pdb-ui/src/main/resources/resources/js/search.js

@@ -66,7 +66,7 @@ function renderGroupBy()
 		
 	};
 	var error = function(e) {
-		$('#result-view').text("FAILED: " + JSON.stringify(e));
+		$('#result-view').text("FAILED: " + JSON.parse(e.responseText).message);
 	};
 	
 
@@ -78,7 +78,6 @@ function showLoadingIcon()
 	$('#result-view').html("<div class='center'><div class='uil-cube-css' style='-webkit-transform:scale(0.41)'><div /><div></div><div></div><div></div></div></div>");
 }
 
-
 function plot(event){
 	event.preventDefault(); // prevent submit of form which would reload the page
 	
@@ -104,11 +103,10 @@ function plot(event){
 			$('#result-view').text("No data points found.");
 		}
 		else{
-			$('#result-view').text("FAILED: " + JSON.stringify(e));
+			$('#result-view').text("FAILED: " + JSON.parse(e.responseText).message);
 		}
 	};
 	
-
 	postJson("plots", request, success, error);
 	
 }

pdb-ui/src/main/resources/templates/main.html

@@ -30,10 +30,10 @@
 		<input type="number" id="search-limit-value" name="search-limit-value" min="1" max="1000" value="10"/>
 		
 		<label for="search-date-from">From Date:</label>
-		<input id="search-date-from" class="input_date" type="date">
+		<input id="search-date-from" class="input_date" type="text" value="{{oldestValue}}">
 		
 		<label for="search-date-to">To Date:</label>
-		<input id="search-date-to" class="input_date" type="date">
+		<input id="search-date-to" class="input_date" type="text" value="{{latestValue}}">
 		
 		<button id="search-submit"><i class="fa fa-area-chart"> Plot</i></button>
 	</div>