Permalink
Cannot retrieve contributors at this time
Name already in use
A tag already exists with the provided branch name. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. Are you sure you want to create this branch?
coffeev2/software/koffiezetter.py
Go to fileThis commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
193 lines (172 sloc)
5.92 KB
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| import httplib2, datetime, os | |
| from kdisplay import KDisplay, TemperatureView, KoffieKorrel, ProgressCoffee, ProgressWater | |
| import sqlite3 as sqlite | |
| from local_settings import coffee_set_url | |
| import time | |
| zetkoffie = 0 | |
| # references: | |
| # 1000 count units = 380 ml | |
| # 1 cup = 220 ml | |
| class Koffiezetter: | |
| bezig = 0 | |
| bezig_malen = 0 | |
| zettijd = 0 | |
| wachttijd = 0 | |
| knipper = 0 | |
| def __init__(self, scherm1: KDisplay, myhal1): | |
| self.aantal_koppen = 0 | |
| self.scherm = scherm1 | |
| self.myhal = myhal1 | |
| self.bezig = '' | |
| self.http = httplib2.Http(timeout=2) | |
| self.tempv = TemperatureView(self.scherm.background, self) | |
| self.progress_coffee = ProgressCoffee(self.scherm.background) | |
| self.progress_water = ProgressWater(self.scherm.background) | |
| self.kk = KoffieKorrel(self.scherm.background, self.myhal) | |
| self.programma = [] | |
| self.coffee_set_url = coffee_set_url | |
| self.do_pre_heat = 0 | |
| def start(self, aantal): | |
| if len(self.bezig) != 0: | |
| print("Already started!") | |
| return | |
| self.aantal_koppen = aantal | |
| print("Start " + str(self.aantal_koppen)) | |
| # AutoBaristaScripts defined; Z = add hot water; M = grind; S = sleep | |
| if self.aantal_koppen == 1: # 2274 is the first cup of 175ml instead of 240ml | |
| self.programma = ['Z6', 'M107', 'Z50', 'S60', 'Z115'] # 50 + 170 = 220 | |
| return | |
| if self.aantal_koppen == 2: | |
| self.programma = ['Z6', 'M171', 'Z50', 'S60', 'Z270'] # 50 + 390 = 440 | |
| return | |
| if self.aantal_koppen == 3: | |
| self.programma = ['Z6', 'M255', 'Z50', 'S60', 'Z425'] # 50 + 610 = 660 | |
| return | |
| if self.aantal_koppen == 4: | |
| self.programma = ['Z6', 'M309', 'Z50', 'S60', 'Z580'] # 60 + 830 = 880 | |
| return | |
| if self.aantal_koppen == 5: # ontkalken / descaling | |
| self.programma = [ | |
| 'Z500'] # ['Z100','S50','Z100','S200','Z100','S50','Z100','S10','Z10','S10','Z10','S340','Z400'] | |
| return | |
| def updateUi(self): # update all UI elements | |
| try: | |
| self.scherm.draw_background() | |
| self.tempv.update() | |
| self.progress_coffee.update(self.myhal.getMaalteller()) | |
| self.kk.update() | |
| if self.zettijd > 0: | |
| self.progress_water.update(self.zettijd) | |
| else: | |
| self.progress_water.update(self.wachttijd) | |
| except Exception as e: | |
| self.scherm.shutdown() | |
| def update(self): # every 1/4 second, this routine is called | |
| self.pre_heat() | |
| if len(self.programma) > 0 and self.bezig != self.programma[0]: | |
| self.bezig = self.programma[0] | |
| # first character of program defines action; check what action we are doing now. | |
| if self.bezig[0] == 'M': | |
| n = int(self.bezig[1:]) | |
| print('maal: ', n) | |
| self.myhal.setMaalteller(n) | |
| self.progress_coffee.setMaxval(n) | |
| if self.aantal_koppen != 5: | |
| self.myhal.doGrind() | |
| if self.bezig[0] == 'Z': | |
| n = int(self.bezig[1:]) | |
| print('zet: ', n) | |
| self.myhal.setPompteller(n) | |
| self.progress_water.setMaxval(n) | |
| if self.bezig[0] == 'S': | |
| n = int(self.bezig[1:]) | |
| print('wacht: ', n) | |
| self.wachttijd = n | |
| self.progress_water.setMaxval(n) | |
| if len(self.bezig) == 0: # no actions left? return. | |
| return | |
| if self.knipper < 4 or self.myhal.getDorst() == 1: # fancy light flashing :) | |
| self.myhal.setLight(1) | |
| else: | |
| self.myhal.setLight(0) | |
| if self.knipper > 8: | |
| self.knipper = 0 | |
| self.knipper += 1 | |
| maalteller = self.myhal.getMaalteller() | |
| if self.bezig[0] == 'M' and maalteller < 1: | |
| self.myhal.stopGrind() | |
| self.programma.pop(0) # next script item | |
| self.myhal.setMaalteller(0) | |
| if self.bezig[0] == 'Z': | |
| # font = pygame.font.Font(None, 36) | |
| # text = font.render("Tijd: " + str(self.zettijd), 1, (10, 10, 10)) | |
| # self.scherm.blit(text, (40,40)) | |
| return self.boilcheck() # boiling & pumping control gets a separate subroutine | |
| if self.bezig[0] == 'S': | |
| self.wachttijd -= 1 | |
| if self.wachttijd < 1: | |
| self.programma.pop(0) # next script item | |
| def pre_heat(self): | |
| if self.do_pre_heat != 1: | |
| return | |
| hour = time.localtime().tm_hour | |
| if hour not in (6, 7, 8, 9, 13, 14): | |
| self.do_pre_heat = 0 | |
| return | |
| temperatuur = self.myhal.getTemperature() | |
| if temperatuur < 80: | |
| self.myhal.doBoil() | |
| else: | |
| self.myhal.stopBoil() | |
| self.do_pre_heat = 0 | |
| def boilcheck(self): | |
| self.zettijd = self.myhal.getPompteller() | |
| print(self.bezig, self.zettijd) | |
| temperatuur = self.myhal.getTemperature() | |
| # some trial & error control engineering to get water of the right temperature | |
| # (temperatures are somewhat in degrees celcius, but no accurate calibration is done) | |
| if (self.zettijd > 0): | |
| if (temperatuur > 88 or self.zettijd < 30) and self.myhal.getDorst() == 0: | |
| self.myhal.doPump() | |
| if self.zettijd > 25: | |
| self.myhal.doBoil() | |
| else: | |
| self.myhal.stopPump() | |
| if (temperatuur < 93 and self.zettijd > 25): | |
| self.myhal.doBoil() | |
| else: | |
| self.myhal.stopBoil() | |
| else: | |
| self.myhal.stopAll() | |
| self.myhal.setLight(0) | |
| self.programma.pop(0) # next script item | |
| self.bezig = '' | |
| if len(self.programma) == 0 and self.aantal_koppen != 5: # finished & not descaling? store # of cups | |
| try: | |
| con = sqlite.connect("/home/pi/code/koffiepy/koffie.db", detect_types=sqlite.PARSE_COLNAMES) | |
| cur = con.cursor() | |
| cur.execute("insert into koffie(aantal,datum) values(?, ?)", | |
| (self.aantal_koppen, datetime.datetime.now())) | |
| con.commit() | |
| cur.close() | |
| con.close() | |
| os.system("sync") | |
| except Exception as e: | |
| print("Error writing to database: " + str(e)) | |
| while self.aantal_koppen > 0: | |
| self.myhal.doCount() # physical counter | |
| self.aantal_koppen -= 1 | |
| try: | |
| # resp, content = self.http.request("2.php?&aantal=" + str(self.aantal_koppen) + "&datum=" + datetime.datetime.now().strftime("%Y-%m-%dT%H:%M:%S")) | |
| resp, content = self.http.request( | |
| self.coffee_set_url) # ask internet server to pull db change from machine | |
| except Exception as e: | |
| print(e) | |
| return self.zettijd | |
| def handle_bot_message(self, message): | |
| if 'cup of coffee' in message.text.lower(): | |
| self.start(1) | |
| elif 'two cups of coffee' in message.text: | |
| self.start(2) | |
| elif message.text.lower() == 'coffee': | |
| self.start(1) |