#!/usr/bin/env -S deno --allow-read

import { parse, stringify } from "jsr:@std/yaml";
import miwafu from "npm:fedran-miwafu@0.1.6";

console.log(miwafu);

// Go through all the directories and parse each one.
let done = false;

for await (const rootEntry of Deno.readDir("src/dictionary")) {
  const rootPath = "src/dictionary/" + rootEntry.name + "/";

  console.log("-", rootEntry.name);

  for await (const dirEntry of Deno.readDir(rootPath)) {
    // Load the file and see if we've already converted it.
    const filePath = rootPath + dirEntry.name;

    console.log("  - path:", filePath);

    const text = await Deno.readTextFile(filePath);
    const data = parse(text);

    data.version ??= 0;

    console.log("    version:", data.version);

    if (data.version !== 0) {
      continue;
    }

    console.log("    converting");
    console.log(JSON.stringify(data, null, "  "));

    // Convert the object.
    const newLanguage: NewLanguage = {
      parts: {},
    };

    const newEntry: NewEntry = {
      entry: data.base,
      languages: { qmw: newLanguage },
    };

    var newData: NewFile = {
      version: 1,
      entries: [newEntry],
    };

    addGender(newLanguage, data.pos.noun, "noun", data.base);
    addGender(newLanguage, data.pos.verb, "verb", data.base);
    addList(newLanguage, data.pos.adv, "adv", data.base);
    addList(newLanguage, data.pos.adj, "adj", data.base);

    // Write out the results.
    Deno.writeTextFile(filePath, stringify(newData));

    console.log("    ---");
    console.log(stringify(newData));

    // We only want to convert one at a time.
    done = true;
    break;
  }

  if (done) break;
}

function addGender(
  lang: NewLanguage,
  gender: OldGender | undefined,
  part: String,
  word: String,
) {
  if (gender) {
    addList(lang, gender.masculine, part, miwafu.inflectMasculine(word));
    addList(lang, gender.feminine, part, miwafu.inflectFeminine(word));
    addList(lang, gender.neuter, part, miwafu.inflectNeuter(word));
  }
}

function addPartList(
  lang: NewLanguage,
  list: OldDefinition[] | undefined,
  part: String,
  word: String,
) {
  if (list) {
    lang.parts[part] ??= [];

    for (const def of list) {
      add(lang.parts[part], def, part, word);
    }
  }
}

function addList(
  lang: NewLanguage,
  list: OldDefinition[] | undefined,
  part: String,
  word: String,
) {
  if (list) {
    lang.parts[part] ??= [];

    for (const def of list) {
      add(lang.parts[part], def, part, word);
    }
  }
}

function add(dest: NewPart[], def: OldDefinition, part: String, word: String) {
  console.log("**** def", part, word, def);

  const newPart: NewPart = {
    word: word,
    definitions: [{ definition: def.def }],
  };

  dest.push(newPart);
}

// Define the old data format.
interface OldEntry {
  version?: Number;
  name: String;
  pos: [OldPartOfSpeech];
}

interface OldPartOfSpeech {
  noun?: OldGender;
  verb?: OldGender;
  adv?: OldDefinition[];
  adj?: OldDefinition[];
}

interface OldGender {
  masculine?: OldDefinition[];
  feminine?: OldDefinition[];
  neuter?: OldDefinition[];
}

interface OldDefinition {
  def?: string;
  example?: OldExample;
  oow?: Boolean;
  reference?: OldReference[];
}

interface OldExample {
  miw: String;
  en: String;
}

interface OldReference {
  identifier?: String;
  title?: String;
  url?: String;
  excerpt?: String;
}

// Define the new data format.
interface NewFile {
  version: 1;
  entries: NewEntry[];
}

interface NewEntry {
  entry: String;
  languages: { [language: String]: NewLanguage };
}

interface NewLanguage {
  parts: { [pos: String]: NewPart[] };
}

interface NewPart {
  word: String;
}

/*
pos:
  noun:
    masculine:
      - def: A long or a full night's sleep.
    feminine:
      - def: A nap.
  verb:
    masculine:
      - def: To sleep for a long time.
    feminine:
      - def: To take a nap.
base: zushi
*/