From d4260f7b9522aef6981620fbd40c848dc0dd0c4f Mon Sep 17 00:00:00 2001
From: csoler <csoler@users.sourceforge.net>
Date: Sun, 6 Jan 2019 18:17:42 +0100
Subject: [PATCH] added resume/pause buttons to files

---
 webui-src/app/downloads.js |  7 +++---
 webui-src/app/rswebui.js   | 49 ++++++++++++++++++++++++++++++++++++++
 2 files changed, 53 insertions(+), 3 deletions(-)

diff --git a/webui-src/app/downloads.js b/webui-src/app/downloads.js
index b554b24..e857308 100644
--- a/webui-src/app/downloads.js
+++ b/webui-src/app/downloads.js
@@ -33,8 +33,9 @@ function cntrlBtn(file, act) {
     return(
         m("div.btn",{
             onclick: function(){
-                console.log("Control button pushed");
-                //rs.request("transfers/control_download",{action: act, hash: file.hash});
+                console.log("Control button pushed. Action on file " + file.hash + " is " + act);
+
+                rs.Downloads.control(file.hash,act) ;
             }
         },
         act)
@@ -95,7 +96,7 @@ module.exports = {
 											  m("td", fileInfo.download_status),
 											  m("td", progressBar(fileInfo)),
 											  m("td", [
-													cntrlBtn(fileInfo, fileInfo.download_status==="paused"?"start":"pause"),
+													cntrlBtn(fileInfo, fileInfo.download_status===rs.FT_STATE_PAUSED?"resume":"pause"),
 													cntrlBtn(fileInfo, "cancel")]
 												)
 										  ])
diff --git a/webui-src/app/rswebui.js b/webui-src/app/rswebui.js
index 4ebdaaf..5b4001b 100644
--- a/webui-src/app/rswebui.js
+++ b/webui-src/app/rswebui.js
@@ -21,9 +21,27 @@ function rsJsonApiRequest(path, data, callback,async)
 	xhr.send(data);
 }
 
+// These constants are the onces listed in retroshare/rsfiles.h. I would like to make them "members" of Downloads
+// but I dont know how to do this.
+
+var RS_FILE_CTRL_PAUSE		= 0x00000100;
+var RS_FILE_CTRL_START		= 0x00000200;
+var RS_FILE_CTRL_FORCE_CHECK= 0x00000400;
+
+var	FT_STATE_FAILED			= 0x0000 ;
+var	FT_STATE_OKAY			= 0x0001 ;
+var	FT_STATE_WAITING 		= 0x0002 ;
+var	FT_STATE_DOWNLOADING	= 0x0003 ;
+var	FT_STATE_COMPLETE 		= 0x0004 ;
+var	FT_STATE_QUEUED   		= 0x0005 ;
+var	FT_STATE_PAUSED   		= 0x0006 ;
+var	FT_STATE_CHECKING_HASH	= 0x0007 ;
+
 var Downloads = {
     list: [],
 
+    // Load function for files. Populates the "list" array with Objects of type corresponding to rsfiles.h:FileInfo
+
     load: function() {
 		function addDLInfo(p)
         {
@@ -57,6 +75,37 @@ var Downloads = {
 		console.log("requesting downloads...");
 
 		rsJsonApiRequest("/rsFiles/FileDownloads", "", handleHashesList,false)
+    },
+
+    // Control function for files. Hash is the file hash and control_action is the action to perform to be chosen as { "cancel", "pause", "resume" }
+
+    control: function(hash,control_action){
+        var req_action = "" ;				// action requested to jsonapi
+        var json_params = { hash: hash } ;	// params for that action
+
+        switch(control_action)
+        {
+			case "cancel":  req_action = "/rsFiles/FileCancel" ;
+                			break;
+
+            case "pause":   req_action = "/rsFiles/FileControl" ;
+                			json_params.flags = Downloads.RS_FILE_CTRL_PAUSE ;
+                			break ;
+
+            case "resume":  req_action = "/rsFiles/FileControl" ;
+                			json_params.flags = Downloads.RS_FILE_CTRL_START ;
+                			break ;
+
+            case "force_check":  req_action = "/rsFiles/FileControl" ;
+                			json_params.flags = Downloads.RS_FILE_CTRL_FORCE_CHECK ;
+                			break ;
+
+            default:
+                console.log("Unknown action in Downloads.control()");
+                return ;
+        };
+
+		rsJsonApiRequest(req_action, JSON.stringify(json_params),false)
     }
 }