From 4562d42ede597f584951808be609cc3ee173c51f Mon Sep 17 00:00:00 2001
From: Brahim Hadriche <brahim.hadriche@gmail.com>
Date: Mon, 21 Aug 2023 19:46:38 -0400
Subject: [PATCH] Add ecp api definition

---
 docs/playlet-web-api.yml                | 80 ++++++++++++++++++++++++-
 playlet-lib/src/components/EcpArgs.bs   | 12 ++++
 playlet-lib/src/components/MainScene.bs | 10 +++-
 3 files changed, 98 insertions(+), 4 deletions(-)

diff --git a/docs/playlet-web-api.yml b/docs/playlet-web-api.yml
index 9aab044a..564ee44f 100644
--- a/docs/playlet-web-api.yml
+++ b/docs/playlet-web-api.yml
@@ -14,7 +14,7 @@ info:
 
 servers:
   - url: http://{ROKU_DEV_TARGET}:{PORT}
-    description: Playlet server server
+    description: Playlet server
     variables:
       ROKU_DEV_TARGET:
         description: The IP address of the Roku device
@@ -158,6 +158,84 @@ paths:
         "204":
           description: No Content
 
+  # Roku External Control Protocol (ECP)
+  /input/{appId}:
+    servers:
+      - url: http://{ROKU_DEV_TARGET}:8060
+        description: Roku ECP endpoint
+        variables:
+          ROKU_DEV_TARGET:
+            description: The IP address of the Roku device
+            default: 192.168.1.x
+    post:
+      summary: Play video using ECP input
+      description: Play a video using the ECP input API. This enables the deep-linking functionality.
+      operationId: ecpInputPlayVideo
+      parameters:
+        - name: appId
+          in: path
+          description: The app ID of the Playlet app
+          required: true
+          schema:
+            type: string
+            enum:
+              - "693751" # Playlet app id
+              - dev
+            default: "693751"
+        - name: contentId
+          in: query
+          description: The video ID of the video to play
+          required: true
+          schema:
+            type: string
+        - name: timestamp
+          in: query
+          description: The timestamp of the video to play
+          required: false
+          schema:
+            type: string
+      responses:
+        "200":
+          description: OK
+  /launch/{appId}:
+    servers:
+      - url: http://{ROKU_DEV_TARGET}:8060
+        description: Roku ECP endpoint
+        variables:
+          ROKU_DEV_TARGET:
+            description: The IP address of the Roku device
+            default: 192.168.1.x
+    post:
+      summary: Play video using ECP launch arguments
+      description: Play a video using the ECP launch API. This enables the deep-linking functionality.
+      operationId: ecpLaunchPlayVideo
+      parameters:
+        - name: appId
+          in: path
+          description: The app ID of the Playlet app
+          required: true
+          schema:
+            type: string
+            enum:
+              - "693751" # Playlet app id
+              - dev
+            default: "693751"
+        - name: contentId
+          in: query
+          description: The video ID of the video to play
+          required: true
+          schema:
+            type: string
+        - name: timestamp
+          in: query
+          description: The timestamp of the video to play
+          required: false
+          schema:
+            type: string
+      responses:
+        "200":
+          description: OK
+
 components:
   schemas:
     ExecuteRpcRequest:
diff --git a/playlet-lib/src/components/EcpArgs.bs b/playlet-lib/src/components/EcpArgs.bs
index 72927c7e..f2b8f25b 100644
--- a/playlet-lib/src/components/EcpArgs.bs
+++ b/playlet-lib/src/components/EcpArgs.bs
@@ -33,5 +33,17 @@ function ProcessArguments(args as object) as void
             rpcArgs = ParseJson(args.args)
         end if
         m.webServer.callFunc(args.func, rpcArgs)
+        return
+    end if
+
+    if not StringUtils.IsNullOrEmpty(args.contentId)
+        playVideoArgs = {
+            videoId: args.contentId
+        }
+        if args.timestamp <> invalid
+            playVideoArgs.timestamp = args.timestamp.ToInt()
+        end if
+        m.webServer@.PlayVideo(playVideoArgs)
+        return
     end if
 end function
diff --git a/playlet-lib/src/components/MainScene.bs b/playlet-lib/src/components/MainScene.bs
index 96c7cef8..4d00dc70 100644
--- a/playlet-lib/src/components/MainScene.bs
+++ b/playlet-lib/src/components/MainScene.bs
@@ -1,13 +1,12 @@
 import "pkg:/components/parts/AutoBind/AutoBind.part.bs"
 import "pkg:/source/utils/LoadingScreen.bs"
 import "pkg:/source/utils/Logging.bs"
-import "EcpArgs.bs"
+import "pkg:/components/EcpArgs.bs"
 
 function Init()
     InitializeLogging()
     m.log = new log.Logger("MainScene")
     m.scene = m.top.getScene()
-    m.webServer = m.top.findNode("WebServer")
     ' At this point, the "MainScene" node is not yet added to the scene, and does not have a parent yet.
     ' Let's wait until it has one.
     m.MainSceneContainer = m.scene.findNode("MainSceneContainer")
@@ -16,7 +15,12 @@ end function
 
 function MainSceneContainerChanged()
     AutoBindSceneGraph()
+    StartWebServer()
+    HideLoadingScreen()
     InitEcpArgs()
+end function
+
+function StartWebServer()
+    m.webServer = m.top.findNode("WebServer")
     m.webServer@.StartServer(invalid)
-    HideLoadingScreen()
 end function