Extend control support to refrigerator, modify recipes accordingly.

Also, update yogurt recipe to support freezer

control/fixed_duty.py

@@ -7,6 +7,13 @@ class FixedDutyCycle(controllers.Controller):
         self.start = kwargs.pop('start_time', perf_counter())
         self.period = kwargs.pop('period')
         self.set_duty(kwargs.pop('duty_perc'))
+        operator = kwargs.pop('operator', '<')
+        functions = {
+            '<': lambda (a, b): a < b,
+            '>': lambda (a, b): a > b,
+            '==': lambda (a, b): a == b,
+        }
+        self.operator = functions[operator]
         super().__init__(*args, **kwargs)
         self.last_time = None
         self.total_failed_read = 0
@@ -42,7 +49,7 @@ class FixedDutyCycle(controllers.Controller):
             return False
         self.failed_read = 0
         return (self.timepoint() < self.duty) if (
-            self.input < self.target) else False
+            self.operator(self.input, self.target)) else False
 
 
 # 0. refractary_period is fixed (e.g. 30s, depends on the hardware)
@@ -57,9 +64,10 @@ class FixedDutyCycle(controllers.Controller):
 # HOW LONG MUST BE THE HISTORY?
 
 def fixed_duty_wrapper(args):
-    name, duty, period = stringify(args.car, quote=False), args.cdr.car, args.cdr.cdr.car
+    name, duty, period, op = stringify(
-    print('name, duty, period', name, duty*100, period)
+        args.car, quote=False), args.cdr.car, args.cdr.cdr.car, args.cdr.cdr.cdr.car
+    print('name, duty, period, operation', name, duty*100, period, op)
     return (name, FixedDutyCycle(
         target=None, # reach_period_s=60*60,
         duty_perc=duty*100, period=period,
-        start_time=perf_counter()))
+        start_time=perf_counter(), operator=op))

phasectrl.py

@@ -10,7 +10,7 @@ from actuators import actuators
 from utils import consumption_diff, consumption_to_string, stohms
 
 MY_GLOBAL_ENV = (
-    _('make-duty-controller', 3, fixed_duty_wrapper,
+    _('make-duty-controller', 4, fixed_duty_wrapper,
       _('format-time', 1, lambda x: stohms(x.car),
         GLOBAL_ENV)))
 

recipes.json

@@ -3,8 +3,8 @@
     "name": "Koji Rice (MISO)",
     "description": "Tiene riso alla temperatura e umidità giuste per il koji",
     "controllers": [
-      "(make-duty-controller \"heater\" 0.40 60)",
+      "(make-duty-controller \"heater\" 0.40 60 '<)",
-      "(make-duty-controller \"humidifier\" 0.80 100)"
+      "(make-duty-controller \"humidifier\" 0.10 100 '<)"
     ],
     "phases": [
       {
@@ -62,7 +62,7 @@
     "name": "Tepache",
     "description": "Tiene il tepache a ~23 gradi",
     "controllers": [
-      "(make-duty-controller \"heater\" 0.20 120)"
+      "(make-duty-controller \"heater\" 0.20 120 '<)"
     ],
     "phases": [
       {
@@ -78,7 +78,7 @@
     "name": "Stracchino",
     "description": "Tiene lo stracchino a ~35 gradi per 24 ore",
     "controllers": [
-      "(make-duty-controller \"heater\" 0.80 120)"
+      "(make-duty-controller \"heater\" 0.80 120 '<)"
     ],
     "phases": [
       {
@@ -92,23 +92,17 @@
   },
     {
       "name": "Yogurt",
-    "description": "Pastorizza lo yogurt a 82 gradi, lascia raffreddare per fare l'inoculo, mantiene a 42 gradi fino a che è pronto.",
+      "description": "Lascia raffreddare lo yogurt per fare l'inoculo, mantiene a 42 gradi fino a che è pronto, e poi porta a 4 gradi.",
       "controllers": [
-      "(make-duty-controller \"heater\" 0.20 120)"
+          "(make-duty-controller \"heater\" 0.20 120 '<)"
+          "(make-duty-controller \"freezer\" 0.20 120 '>)"
       ],
       "phases": [
-      {
-        "name": "Riscalda",
-        "description": "Preheat yogurt to 82°C",
-        "exit_condition": "(and (>= (get-sensor \"T_food\") 81.5)\n(> (time-in-this-phase) (minutes 15)))",
-        "on_load": "(begin (set-controller \"heater\" \"T_food\")\n(set-target \"T_food\" 82.0))",
-        "on_exit": "#t"
-      },
           {
           "name": "Cool",
           "description": "Cool to 46°C",
           "exit_condition": "(and (< (get-sensor \"T_food\") 46.0)\n(> (get-sensor \"T_food\") 42.0))",
-        "on_load": "(set-target \"T_food\" 46.0)",
+          "on_load": "(begin (set-controller \"heater\" \"T_food\") (set-target \"T_food\" 46.0) (set-controller \"freezer\" \"T_ext\") (set-target \"T_ext\" 46.0))",
           "on_exit": "#t"
       },
           {
@@ -122,7 +116,14 @@
           "name": "Hold",
           "description": "Keep at 42°C for 3h",
           "exit_condition": "(> (time-in-this-phase) (hours 3))",
-        "on_load": "(set-target \"T_food\" 41.0)",
+          "on_load": "(begin (set-target \"T_food\" 41.0) (set-target \"T_ext\" 41.0))",
+          "on_exit": "(notify \"You can remove the yogurt from the heater\")"
+      },
+          {
+          "name": "Refrigerate",
+          "description": "Lower temperature to 4gradi",
+          "exit_condition": "#f",
+          "on_load": "(begin (set-target \"T_food\" 4.0) (set-target \"T_ext\" 4.0))",
           "on_exit": "(notify \"You can remove the yogurt from the heater\")"
       }
       ]
@@ -131,7 +132,7 @@
     "name": "Nattō",
     "description": "FIXME",
     "controllers": [
-      "(make-duty-controller \"heater\" 0.20 120)"
+      "(make-duty-controller \"heater\" 0.20 120 '<)"
     ],
     "phases": []
   },
@@ -139,7 +140,7 @@
     "name": "Tempeh",
     "description": "FIXME",
     "controllers": [
-      "(make-duty-controller \"heater\" 0.20 120)"
+      "(make-duty-controller \"heater\" 0.20 120 '<)"
     ],
     "phases": []
   },
@@ -147,7 +148,7 @@
     "name": "Gorgonzola",
     "description": "FIXME",
     "controllers": [
-      "(make-duty-controller \"heater\" 0.20 120)"
+      "(make-duty-controller \"heater\" 0.20 120 '<)"
     ],
     "phases": []
   }