From e4678ec70ce314e5367488617a3381ac3c4cd3c8 Mon Sep 17 00:00:00 2001
From: f4exb <f4exb06@gmail.com>
Date: Thu, 21 Dec 2017 00:31:38 +0100
Subject: [PATCH] Server: Web API: implemented /sdrangel/preset DELETE

---
 sdrsrv/maincore.cpp                |  9 +++++++++
 sdrsrv/maincore.h                  | 20 ++++++++++++++++++++
 sdrsrv/webapi/webapiadaptersrv.cpp | 28 ++++++++++++++++++++++++++++
 sdrsrv/webapi/webapiadaptersrv.h   |  4 ++++
 4 files changed, 61 insertions(+)

diff --git a/sdrsrv/maincore.cpp b/sdrsrv/maincore.cpp
index 03b7700f9..77daa699d 100644
--- a/sdrsrv/maincore.cpp
+++ b/sdrsrv/maincore.cpp
@@ -37,6 +37,7 @@
 MESSAGE_CLASS_DEFINITION(MainCore::MsgDeleteInstance, Message)
 MESSAGE_CLASS_DEFINITION(MainCore::MsgLoadPreset, Message)
 MESSAGE_CLASS_DEFINITION(MainCore::MsgSavePreset, Message)
+MESSAGE_CLASS_DEFINITION(MainCore::MsgDeletePreset, Message)
 MESSAGE_CLASS_DEFINITION(MainCore::MsgAddDeviceSet, Message)
 MESSAGE_CLASS_DEFINITION(MainCore::MsgRemoveLastDeviceSet, Message)
 
@@ -112,6 +113,14 @@ bool MainCore::handleMessage(const Message& cmd)
         m_settings.save();
         return true;
     }
+    else if (MsgDeletePreset::match(cmd))
+    {
+        MsgDeletePreset& notif = (MsgDeletePreset&) cmd;
+        const Preset *presetToDelete = notif.getPreset();
+        // remove preset from settings
+        m_settings.deletePreset(presetToDelete);
+        return true;
+    }
     else if (MsgAddDeviceSet::match(cmd))
     {
         MsgAddDeviceSet& notif = (MsgAddDeviceSet&) cmd;
diff --git a/sdrsrv/maincore.h b/sdrsrv/maincore.h
index abe92dda7..de83fcfee 100644
--- a/sdrsrv/maincore.h
+++ b/sdrsrv/maincore.h
@@ -119,6 +119,26 @@ private:
         { }
     };
 
+    class MsgDeletePreset : public Message {
+        MESSAGE_CLASS_DECLARATION
+
+    public:
+        const Preset *getPreset() const { return m_preset; }
+
+        static MsgDeletePreset* create(const Preset *preset)
+        {
+            return new MsgDeletePreset(preset);
+        }
+
+    private:
+        const Preset *m_preset;
+
+        MsgDeletePreset(const Preset *preset) :
+            Message(),
+            m_preset(preset)
+        { }
+    };
+
     class MsgDeleteInstance : public Message {
         MESSAGE_CLASS_DECLARATION
 
diff --git a/sdrsrv/webapi/webapiadaptersrv.cpp b/sdrsrv/webapi/webapiadaptersrv.cpp
index 2bb365ebe..5dbea4248 100644
--- a/sdrsrv/webapi/webapiadaptersrv.cpp
+++ b/sdrsrv/webapi/webapiadaptersrv.cpp
@@ -651,6 +651,34 @@ int WebAPIAdapterSrv::instancePresetPost(
     return 200;
 }
 
+int WebAPIAdapterSrv::instancePresetDelete(
+        SWGSDRangel::SWGPresetIdentifier& response,
+        SWGSDRangel::SWGErrorResponse& error)
+{
+    const Preset *selectedPreset = m_mainCore.m_settings.getPreset(*response.getGroupName(),
+            response.getCenterFrequency(),
+            *response.getName());
+
+    if (selectedPreset == 0)
+    {
+        *error.getMessage() = QString("There is no preset [%1, %2, %3]")
+                .arg(*response.getGroupName())
+                .arg(response.getCenterFrequency())
+                .arg(*response.getName());
+        return 404;
+    }
+
+    response.setCenterFrequency(selectedPreset->getCenterFrequency());
+    *response.getGroupName() = selectedPreset->getGroup();
+    *response.getType() = selectedPreset->isSourcePreset() ? "R" : "T";
+    *response.getName() = selectedPreset->getDescription();
+
+    MainCore::MsgDeletePreset *msg = MainCore::MsgDeletePreset::create(const_cast<Preset*>(selectedPreset));
+    m_mainCore.m_inputMessageQueue.push(msg);
+
+    return 200;
+}
+
 int WebAPIAdapterSrv::instanceDeviceSetsPost(
         bool tx,
         SWGSDRangel::SWGSuccessResponse& response,
diff --git a/sdrsrv/webapi/webapiadaptersrv.h b/sdrsrv/webapi/webapiadaptersrv.h
index 24d373448..758993ad8 100644
--- a/sdrsrv/webapi/webapiadaptersrv.h
+++ b/sdrsrv/webapi/webapiadaptersrv.h
@@ -113,6 +113,10 @@ public:
             SWGSDRangel::SWGSuccessResponse& response,
             SWGSDRangel::SWGErrorResponse& error);
 
+    virtual int instancePresetDelete(
+            SWGSDRangel::SWGPresetIdentifier& response,
+            SWGSDRangel::SWGErrorResponse& error);
+
     virtual int instanceDeviceSetsDelete(
             SWGSDRangel::SWGSuccessResponse& response,
             SWGSDRangel::SWGErrorResponse& error);