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Add dialog policy

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This commit is contained in:
s495728 2024-06-10 02:39:46 +02:00
parent a850690dc9
commit 3dfb0c42b9
1 changed files with 30 additions and 5 deletions
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35
src/service/dialog_policy.py
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@ -1,8 +1,33 @@
from collections import defaultdict
from model.frame import Frame from model.frame import Frame
from src.model import slot
class DialogPolicy: class DialogPolicy:
def next_dialogue_act(self, frames: list[Frame]) -> Frame:
if frames[-1].act == "welcomemsg": def predict(self, dsm):
return Frame("system", "welcomemsg", []) system_action = defaultdict(list)
else: last_frame = dsm.state['history'][-1]
return Frame("system", "canthelp", []) if(dsm.was_previous_order_invalid==False):
match(last_frame.act.strip('/')):
case "inform" | "affirm":
current_active_status = dsm.get_current_active_stage()
match(current_active_status):
case "collect_food":
system_action["inform"].append([slot("menu")], dsm.constants['menu'])
case "collect_drinks":
system_action["inform"].append([slot("drink")], dsm.constants['drink'])
case "collect_address":
system_action["request"].append([slot("address")], None)
return Frame(source = 'system', act = "request", slots = last_frame.slots)
case "request":
for slot in last_frame.slots:
system_action["inform"].append([slot(slot)], dsm.constants[slot])
case "welcomemsg":
system_action["inform"].append([slot("menu")], dsm.constants['menu'])
case "bye":
system_action["bye"].append([], None)
case "negate":
system_action["affirm"].append([], None)
return system_action