From: Alexandra Lanes <ajlanes@chiark.greenend.org.uk>
Date: Sat, 4 Jun 2022 14:31:41 +0000 (+0200)
Subject: Allow choice of port on the Build HAT
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ajlanes/git?a=commitdiff_plain;h=6480d64857dedb8d10c2af283af40304579c7b7d;p=legofocuser.git

Allow choice of port on the Build HAT

It appears that text values come out of the pyINDI library as 0x0a
<bytes of actual value> 0x0a 0x20 0x20 0x20 0x20
---

diff --git a/legofocuser.py b/legofocuser.py
index 3dc8f19..563b58e 100755
--- a/legofocuser.py
+++ b/legofocuser.py
@@ -16,8 +16,6 @@ https://www.indilib.org/developers/driver-howto.html#h2-properties
 
 
 class LegoFocuser(device):
-
-    motor = Motor('A')
     
     def ISGetProperties(self, device=None):
         """Property Definiations are generated
@@ -41,6 +39,18 @@ class LegoFocuser(device):
         mainloop
         """
 
+        # BUILD_HAT_PORT - the port on the Build HAT to which the
+        # motor is connected.
+        
+        if name == "BUILD_HAT_PORT":
+            try:
+                port = self.IUUpdate(device, name, names, values)
+                port.state='Ok'
+                port["PORT"].value = port["PORT"].value.strip()
+                self.IDSet(port)
+            except Exception as error:
+                self.IDMessage(f"BUILD_HAT_PORT error: {error}")
+        
         self.IUUpdate(device, name, names, values, Set=True)
 
     def ISNewNumber(self, device, name, names, values):
@@ -133,16 +143,22 @@ class LegoFocuser(device):
                 conn = self.IUUpdate(device, name, names, values)
                 if conn["CONNECT"].value == 'Off':
                     conn.state = "Idle"
-
+                    self._is_connected = False
                 else:
+                    conn.state = "Busy"
+                    self.IDSet(conn)
+                    prt = self.IUFind("BUILD_HAT_PORT")
+                    portval = prt["PORT"].value.strip()
+                    self.motor = Motor(portval)
                     conn.state = "Ok"
+                    self._is_connected = True
 
                 self.IDSet(conn)
 
             except Exception as error:
                 self.IDMessage(f"IUUpdate error: {error}")
                 raise
-
+            
         if name == "FOCUS_MOTION":
             try:
                 focus = self.IUUpdate(device, name, names, values, Set=True)
diff --git a/legofocuser.xml b/legofocuser.xml
index 8f55275..713b202 100644
--- a/legofocuser.xml
+++ b/legofocuser.xml
@@ -9,6 +9,13 @@ On
     </defSwitch>
 </defSwitchVector>
 
+<defTextVector device="LegoFocuser" name="BUILD_HAT_PORT" label="HAT Port" group="Main Control" state="Idle" perm="rw"  timeout="60">
+  <defText name="PORT" label="Port">
+    A
+  </defText>
+</defTextVector>
+
+
 <defSwitchVector device="LegoFocuser" name="FOCUS_MOTION" label="DIRECTION" group="Main Control" state="Ok" perm="rw" rule="OneOfMany" timeout="60">
     <defSwitch name="FOCUS_INWARD" label="INWARD">
 On