From 24cd250d86515e307be0eb1344e44ee8521f52ea Mon Sep 17 00:00:00 2001
From: wellenvogel <andreas@wellenvogel.de>
Date: Sun, 5 Dec 2021 22:01:17 +0100
Subject: [PATCH] add boatData config item type to select a value from the
 boatDataItems

---
 lib/exampletask/GwExampleTask.cpp | 21 ++++++++++++++++++--
 lib/exampletask/config.json       | 11 +++++++++++
 web/index.js                      | 32 +++++++++++++++++++++++++++++--
 3 files changed, 60 insertions(+), 4 deletions(-)

diff --git a/lib/exampletask/GwExampleTask.cpp b/lib/exampletask/GwExampleTask.cpp
index f82fd9d..c5e1858 100644
--- a/lib/exampletask/GwExampleTask.cpp
+++ b/lib/exampletask/GwExampleTask.cpp
@@ -45,6 +45,7 @@ void exampleTask(GwApi *api){
     bool exampleSwitch=api->getConfig()->getConfigItem(
         api->getConfig()->exampleConfig,
         true)->asBoolean();
+    String boatItemName=api->getConfig()->getString(api->getConfig()->exampleBDSel);    
     //------
     //initialization goes here
     //------
@@ -53,7 +54,10 @@ void exampleTask(GwApi *api){
     LOG_DEBUG(GwLog::DEBUG,"example switch ist %s",exampleSwitch?"true":"false");
     GwApi::BoatValue *longitude=new GwApi::BoatValue(F("Longitude"));
     GwApi::BoatValue *latitude=new GwApi::BoatValue(F("Latitude"));
-    GwApi::BoatValue *valueList[]={longitude,latitude};
+    GwApi::BoatValue *testValue=new GwApi::BoatValue(boatItemName);
+    GwApi::BoatValue *valueList[]={longitude,latitude,testValue};
+    double lastTestValue=0;
+    bool lastTestValueValid=false;
     while(true){
         delay(1000);
         /*
@@ -101,7 +105,7 @@ void exampleTask(GwApi *api){
             or with the ValueMap approach.
         **/
         //fetch the current values of the items that we have in itemNames
-        api->getBoatDataValues(2,valueList);
+        api->getBoatDataValues(3,valueList);
         //check if the values are valid (i.e. the values we requested have been found in boatData)
         if (longitude->valid && latitude->valid){
             //both values are there - so we have a valid position
@@ -118,6 +122,19 @@ void exampleTask(GwApi *api){
                 hasPosition2=false;
             }
         }
+        if (testValue->valid){
+            if (! lastTestValueValid || lastTestValue != testValue->value){
+                LOG_DEBUG(GwLog::LOG,"%s new value %f",testValue->getName().c_str(),testValue->value);
+                lastTestValueValid=true;
+                lastTestValue=testValue->value;
+            }
+        }
+        else{
+            if (lastTestValueValid){
+                LOG_DEBUG(GwLog::LOG,"%s now invalid",testValue->getName().c_str());
+                lastTestValueValid=false;
+            }
+        }
 
     }
     vTaskDelete(NULL);
diff --git a/lib/exampletask/config.json b/lib/exampletask/config.json
index ff556d4..9074b25 100644
--- a/lib/exampletask/config.json
+++ b/lib/exampletask/config.json
@@ -9,5 +9,16 @@
         "capabilities": {
             "testboard":"true"
         }
+    },
+    {
+        "name": "exampleBDSel",
+        "label": "value to check",
+        "type": "boatData",
+        "default": "",
+        "description": "select a value to monitor for value change",
+        "category": "example",
+        "capabilities": {
+            "testboard":"true"
+        }
     }
 ]
\ No newline at end of file
diff --git a/web/index.js b/web/index.js
index 9928fa1..3e3ac8a 100644
--- a/web/index.js
+++ b/web/index.js
@@ -339,7 +339,7 @@ function checkCondition(element){
 }
 function createInput(configItem, frame,clazz) {
     let el;
-    if (configItem.type === 'boolean' || configItem.type === 'list') {
+    if (configItem.type === 'boolean' || configItem.type === 'list' || configItem.type == 'boatData') {
         el=addEl('select',clazz,frame);
         el.setAttribute('name', configItem.name)
         let slist = [];
@@ -353,7 +353,7 @@ function createInput(configItem, frame,clazz) {
                 }
             })
         }
-        else {
+        else if (configItem.type != 'boatData') {
             slist.push({ l: 'on', v: 'true' })
             slist.push({ l: 'off', v: 'false' })
         }
@@ -361,6 +361,9 @@ function createInput(configItem, frame,clazz) {
             let sitemEl = addEl('option','',el,sitem.l);
             sitemEl.setAttribute('value', sitem.v);
         })
+        if (configItem.type == 'boatData'){
+            el.classList.add('boatDataSelect');
+        }
         return el;
     }
     if (configItem.type === 'filter') {
@@ -961,6 +964,9 @@ function loadConfigDefinitions() {
                             if (normalConfig) createConfigDefinitions(normalConfig,capabilities,defs,false);
                             if (xdrParent) createConfigDefinitions(xdrParent,capabilities,defs,true);
                             resetForm();
+                            getText('api/boatDataString').then(function (data) {
+                                updateDashboard(data.split('\n'));
+                            });
                         })
                 })
         })
@@ -1182,6 +1188,7 @@ function sourceName(v){
     if (v >= 3) return "TCP";
     return "---";
 }
+let lastSelectList=[];
 function updateDashboard(data) {
     let frame = document.getElementById('dashboardPage');
     let names={};
@@ -1235,6 +1242,27 @@ function updateDashboard(data) {
             }
         }
     });
+    let selectList=[];
+    for (let n in names){
+        selectList.push({l:n,v:n});
+    }
+    let selectChanged=false;
+    if (lastSelectList.length == selectList.length){
+        for (let i=0;i<lastSelectList.length;i++){
+            if (selectList[i] != lastSelectList[i]){
+                selectChanged=true;
+                break;
+            }
+        }
+    }
+    else{
+        selectChanged=true;
+    }
+    if (selectChanged){
+        forEl('.boatDataSelect',function(el){
+            updateSelectList(el,selectList);
+        });
+    }
 }
 
 window.setInterval(update, 1000);