import {
  ApplicationCommandType,
  AutocompleteContext, type CommandContext,
  CommandOptionType, Message,
  SlashCommand,
  type SlashCreator
} from "slash-create";
import {type GameCharacter, listCharacters, loadCharacter, saveCharacter} from "../character.js";
import {renderStatus} from "../renderStatus.js";
import {readFile} from "fs/promises";
import {join} from "path";
import {
  AbstractCharacterStatusCommand,
  CharacterOptionTemplate,
  type GameCharacterData,
  type LoadedCharacterData
} from "./base.js";

export class LuckCharacterCommand extends AbstractCharacterStatusCommand {
  constructor(creator: SlashCreator) {
    super(creator, {
      name: "luck",
      description: "Modifies the luck of the given character(s).",
      type: ApplicationCommandType.CHAT_INPUT,
      guildIDs: process.env.DEVELOPMENT_GUILD_ID,
      options: [
        {
          ...CharacterOptionTemplate,
          name: "character",
          description: "The name of the character(s) to grant luck to or remove luck from.",
          required: true,
        },
        {
          type: CommandOptionType.INTEGER,
          name: "delta",
          description: "The amount of luck to apply to the character(s) (default -1).",
          max_value: 7,
          min_value: -7,
          required: false,
        },
      ]
    });
  }

  async process(ctx: CommandContext, characters: Map<string, readonly GameCharacterData[]>): Promise<readonly [string, LoadedCharacterData[]] | readonly [string, LoadedCharacterData] | readonly LoadedCharacterData[] | LoadedCharacterData | string> {
    const delta: number = ctx.options["delta"]
    const description: string[] = []
    const result: LoadedCharacterData[] = []
    for (const character of characters.get("character")!) {
      if (!character.success) {
        description.push(`**${character.name}** ${delta > 0 ? "recovered" : "spent"} ${Math.abs(delta)} Luck${delta !== 0 ? "!" : "."}`)
        continue
      }
      character.newData = {
        ...(character.newData ?? character.originalData)
      }
      const wasDoomed = (character.newData.luck ?? 7) === 0
      character.newData.luck = Math.max(0, Math.min((character.newData.luck ?? 7) + delta, 7))
      const isDoomed = character.newData.luck === 0
      description.push(`**${character.name}** ${delta > 0 ? "recovered" : "spent"} ${Math.abs(delta)} Luck${delta !== 0 ? "!" : "."}${
        !wasDoomed && isDoomed ? " ***Doomed...***" : wasDoomed && !isDoomed ? " ***Fate averted!***" : ""}`)
      result.push(character)
    }
    return [description.join("\n"), result]
  }
}