star-wars-job-generator/swjg.py

import argparse
import re
from enum import Enum
from string import Template
from typing import NamedTuple

from jinja2 import Environment, PackageLoader, select_autoescape

import items
from destinations import DESTINATIONS, SYSTEMS, Destination, DestinationType

# global variables

env = Environment(loader=PackageLoader("swjg"), autoescape=select_autoescape)

parser = argparse.ArgumentParser()

# helper definitions


def get_identifiers_from_template(template):
    # Template.get_identifiers() doesn't appear until Python 3.11

    # Don't substitute anything; get the raw string
    template_str = Template.safe_substitute()
    matches = re.findall("\$[a-z0-9_\.]+", template_str)
    matches = [x[1:] for x in matches]
    return matches


def get_destination_type_from_enum(destination):
    dtype = destination.type
    dtype_name = dtype._name_
    dtype_name_lower = dtype_name.lower()
    dtype_name_nou = dtype_name_lower.replace("_", " ")
    if dtype_name_nou[0] in ["a", "e", "i", "o", "u"]:
        # it's only "asteroid" and "ocean" now but it might expand
        dtype_name_final = "an " + dtype_name_nou
    else:
        dtype_name_final = "a " + dtype_name_nou
    return dtype_name_final


# Class definitions


class Mission:
    output_destination_template = Template(
        "to $world $destination_type in the $system system"
    )
    output_sector_template = Template(", part of the $sector,")
    value_template = Template("for $value credits")
    error_template = Template(
        "You haven't given this mission some of the values it needs. Please check: $potential_values"
    )

    def __init__(self, destination: Destination, value: int, *args, **kwargs):
        # destination: Destination (see above)
        self.world = destination.name if destination.name is not None else None
        self.system = (
            destination.system if destination.system is not None else destination.name
        )
        self.sector = destination.sector if destination.sector is not None else None
        self.destination_type = get_destination_type_from_enum(destination)
        self.value = value

    def assemble_templates(self) -> list:
        # Override this in children
        template_list = []
        if self.world != None:
            template_list.append(self.output_destination_template)
        if self.sector != None:
            template_list.append(self.output_sector_template)
        template_list.append(self.value_template)
        return template_list

    def get_current_values(self) -> dict:
        return {
            "world": self.world + "," if self.world != "" else "",
            "system": self.system,
            "sector": self.sector,
            "destination_type": self.destination_type,
            "value": self.value,
        }

    def missing_values(self) -> list:
        object_vars = vars(self)
        missing = []
        for key, val in object_vars.items():
            if val is None and key != "time":  # time is optional
                missing.append(key)
        return missing

    def assemble_text(self) -> str:
        missing_vals = self.missing_values()
        templates = self.assemble_templates()
        if (
            len(templates) == 0 or len(missing_vals) != 0
        ):  # either both of these should be true or neither should
            raise ValueError(
                self.error_template.substitute(potential_values=missing_vals)
            )

        current_values = self.get_current_values()

        output = []
        for template in templates:
            output.append(template.substitute(**current_values))
        out_text = " ".join(output)
        out_text = out_text.replace(" ,", ",")
        out_text += "."
        return out_text


class PassengerMission(Mission):
    output_initial_template = Template("Bring $number passengers")

    def __init__(self, number: int, *args, **kwargs):
        super(PassengerMission, self).__init__(*args, **kwargs)
        self.number = number

    def get_current_values(self) -> dict:
        base_dict = super(PassengerMission, self).get_current_values()
        new_dict = {"number": self.number}
        base_dict.update(new_dict)
        return base_dict

    def assemble_templates(self):
        template_list = [self.output_initial_template]
        template_list.extend(super(PassengerMission, self).assemble_templates())
        return template_list

    def assemble_text(self) -> str:
        return super(PassengerMission, self).assemble_text()


class CargoMission(Mission):
    output_initial_template = Template("Deliver $tons tons of $item")
    output_time_timeplate = Template("in the next $time days")

    def __init__(self, tons: int, item: str, time: int | None, *args, **kwargs):
        # tons: integer
        # item: string (this will not be pluralized in the text)
        # time: integer (number of days the crew have to complete delivery)
        # value: integer (value in credits)
        super(CargoMission, self).__init__(*args, **kwargs)
        self.tons = tons
        self.item = item
        self.time = time

    def get_current_values(self) -> dict:
        base_dict = super(CargoMission, self).get_current_values()
        new_dict = {"tons": self.tons, "item": self.item, "time": self.time}
        base_dict.update(new_dict)
        return base_dict

    def assemble_templates(self):
        template_list = [self.output_initial_template]
        if self.time is not None:
            template_list.append(self.output_time_timeplate)
        template_list.extend(super(CargoMission, self).assemble_templates())
        return template_list

    def assemble_text(self) -> str:
        return super(CargoMission, self).assemble_text()


class GroupMission(Mission):
    output_initial_template = Template("Bring $number members of a $group")

    def __init__(self, number: int, group: str, *args, **kwargs):
        super(GroupMission, self).__init__(*args, **kwargs)
        self.number = number
        self.group = group

    def get_current_values(self) -> dict:
        base_dict = super(GroupMission, self).get_current_values()
        new_dict = {"number": self.number, "group": self.group}
        base_dict.update(new_dict)
        return base_dict

    def assemble_templates(self):
        template_list = [self.output_initial_template]
        template_list.extend(super(GroupMission, self).assemble_templates())
        return template_list

    def assemble_text(self) -> str:
        return super(GroupMission, self).assemble_text()


# the function that does the thing
def main():
    import random

    mission_types = [PassengerMission, CargoMission, GroupMission]
    missions = []
    for _ in range(5):
        current_mission = random.choice(mission_types)
        dest_type = random.randint(1, 5)
        if dest_type < 3:  # world, 40% chance
            destination = random.choice(DESTINATIONS)
        else:
            system = random.choice(SYSTEMS)
            destination = Destination(
                name="",
                system=system[0],
                sector=system[1],
                type=(
                    DestinationType.STATION
                    if random.randint(0, 1) == 0
                    else DestinationType.ASTEROID_BASE
                ),
            )
        item, time, tons, number, value, group = [None] * 6
        if current_mission == CargoMission:
            current_item = random.choice(items.ITEMS)
            tons = random.randint(
                current_item.potential_tons[0], current_item.potential_tons[1]
            )
            value = random.randint(*current_item.potential_values) * 1000
            item = current_item.name
            if current_item.potential_times is not None:
                if current_item.chance_for_time is not None:
                    is_there_a_time = random.random() * 100
                    # print(current_item.chance_for_time, is_there_a_time, is_there_a_time < current_item.chance_for_time)
                    if is_there_a_time < current_item.chance_for_time:
                        time = random.randint(
                            current_item.potential_times[0],
                            current_item.potential_times[1],
                        )
        else:
            number = random.randint(1, 8)
            time = random.randint(7, 31)
            value = random.randint(20, 120) * 1000
        if current_mission == GroupMission:
            group = random.choice(["family", "performing troupe", "acrobatic troupe"])
        missions.append(
            current_mission(
                destination=destination,
                number=number,
                tons=tons,
                item=item,
                time=time,
                value=value,
                group=group,
            )
        )
    for mission in missions:
        # print(mission, mission.__dict__)
        print(mission.assemble_text())


# Don't do anything if the module is loaded wholesale into something else
if __name__ == "__main__":
    main()