basic webserver works

Note that this is based on an earlier state of the project, and the
terms used in this schema may differ from the current state of the project.

software/src/main.py

@@ -10,6 +10,8 @@ import network
 import os
 import time
 from math import pi, sin, pow
+import ubinascii
+from microdot import Microdot
 
 # Own modules
 import app
@@ -63,9 +65,42 @@ def setup_wifi():
     wlan.config(ssid=f"TonberryPicoAP_{machine.unique_id().hex()}", security=wlan.SEC_OPEN)
     wlan.active(True)
 
+    # disable power management
+    wlan.config(pm=network.WLAN.PM_NONE)
+
+    mac = ubinascii.hexlify(network.WLAN().config('mac'), ':').decode()
+    print(f"     mac: {mac}")
+    print(f" channel: {wlan.config('channel')}")
+    print(f"   essid: {wlan.config('essid')}")
+    print(f" txpower: {wlan.config('txpower')}")
+    print(f"ifconfig: {wlan.ifconfig()}")
+
 
 DB_PATH = '/sd/tonberry.db'
 
+webserver = Microdot()
+
+@webserver.route('/')
+async def index(request):
+    print("wohoo, a guest :)")
+    print(f"  app: {request.app}")
+    print(f"  client: {request.client_addr}")
+    print(f"  method: {request.method}")
+    print(f"  url: {request.url}")
+    print(f"  headers: {request.headers}")
+    print(f"  cookies: {request.cookies}")
+    return "TonberryPico says 'Hello World!'"
+
+
+@webserver.route('/v1/api/playback/control', methods=['POST'])
+async def playback_control(request):
+    if not request.json:
+        return {'success': False}
+
+    # Example:
+    # curl -H "Content-Type: application/json" --data '{"action": "play", "target_type": "audio_file", "target_id": "1234"}' http://192.168.4.1/v1/api/playback/control
+    print(f'Calling {request.json["action"]} on {request.json["target_type"]} with id \
+            {request.json["target_id"]}')
 
 def run():
     asyncio.new_event_loop()
@@ -75,7 +110,9 @@ def run():
 
     # Wifi with default config
     setup_wifi()
-
+    #webserver.run(port=80)
+    server = asyncio.create_task(webserver.start_server(port=80))
+    
     # Setup MP3 player
     with SDContext(mosi=hwconfig.SD_DI, miso=hwconfig.SD_DO, sck=hwconfig.SD_SCK, ss=hwconfig.SD_CS,
                    baudrate=hwconfig.SD_CLOCKRATE):

software/src/microdot_test.py

@@ -35,4 +35,16 @@ async def index(request):
     print(f"  cookies: {request.cookies}")
     return "TonberryPico says 'Hello World!'"
 
+
+@app.route('/v1/api/playback/control', methods=['POST'])
+async def playback_control(request):
+    if not request.json:
+        return {'success': False}
+
+    # Example:
+    # curl -H "Content-Type: application/json" --data '{"action": "play", "target_type": "audio_file", "target_id": "1234"}' http://192.168.4.1/v1/api/playback/control
+    print(f'Calling {request.json["action"]} on {request.json["target_type"]} with id \
+            {request.json["target_id"]}')
+
+
 app.run(port=80)

software/src/tonberry.schema.json

@@ -0,0 +1,53 @@
+{
+    "$schema": "http://json-schema.org/draft-07/schema#",
+    "definitions": {
+        "PlaybackPosition": {
+            "type": "object",
+            "properties": {
+                "position_seconds": { "type": "number" },
+                "device_uptime": { "type": "number" }
+            },
+            "required": ["position_seconds"]
+        },
+        "AudioFile": {
+            "type": "object",
+            "properties": {
+                "id": { "type": "string", "format": "uuid" },
+                "filename": { "type": "string" },
+                "size_bytes": { "type": "integer" },
+                "duration_seconds": { "type": "number" },
+                "last_played_uptime": { "type": "number" },
+                "playback_position": { "$ref": "#/definitions/PlaybackPosition" }
+            },
+            "required": ["id", "filename"]
+        },
+        "Playlist": {
+            "type": "object",
+            "properties": {
+                "id": { "type": "string", "format": "uuid" },
+                "name": { "type": "string" },
+                "audio_files": {
+                    "type": "array",
+                    "items": { "$ref": "#/definitions/AudioFile" }
+                },
+                "current_track_index": { "type": "integer", "minimum": 0 },
+                "last_played_uptime": { "type": "number" },
+                "playback_position": { "$ref": "#/definitions/PlaybackPosition" }
+            },
+            "required": ["id", "name", "audio_files"]
+        },
+        "NfcTag": {
+            "type": "object",
+            "properties": {
+                "uid": { "type": "string" },
+                "name": { "type": "string" },
+                "linked_type": {
+                    "type": "string",
+                    "enum": ["audio_file", "playlist"]
+                },
+                "linked_id": { "type": "string", "format": "uuid" }
+            },
+            "required": ["uid", "linked_type", "linked_id"]
+        }
+    }
+}