import type { $ZodStringFormats } from "../core/checks.js";
import type * as errors from "../core/errors.js";
import * as util from "../core/util.js";

const Sizable: Record<string, { unit: string; verb: string }> = {
  string: { unit: "caractères", verb: "avoir" },
  file: { unit: "octets", verb: "avoir" },
  array: { unit: "éléments", verb: "avoir" },
  set: { unit: "éléments", verb: "avoir" },
};

function getSizing(origin: string): { unit: string; verb: string } | null {
  return Sizable[origin] ?? null;
}

export const parsedType = (data: any): string => {
  const t = typeof data;

  switch (t) {
    case "number": {
      return Number.isNaN(data) ? "NaN" : "nombre";
    }
    case "object": {
      if (Array.isArray(data)) {
        return "tableau";
      }
      if (data === null) {
        return "null";
      }

      if (Object.getPrototypeOf(data) !== Object.prototype && data.constructor) {
        return data.constructor.name;
      }
    }
  }
  return t;
};

const Nouns: {
  [k in $ZodStringFormats | (string & {})]?: string;
} = {
  regex: "entrée",
  email: "adresse e-mail",
  url: "URL",
  emoji: "emoji",
  uuid: "UUID",
  uuidv4: "UUIDv4",
  uuidv6: "UUIDv6",
  nanoid: "nanoid",
  guid: "GUID",
  cuid: "cuid",
  cuid2: "cuid2",
  ulid: "ULID",
  xid: "XID",
  ksuid: "KSUID",
  datetime: "date et heure ISO",
  date: "date ISO",
  time: "heure ISO",
  duration: "durée ISO",
  ipv4: "adresse IPv4",
  ipv6: "adresse IPv6",
  cidrv4: "plage IPv4",
  cidrv6: "plage IPv6",
  base64: "chaîne encodée en base64",
  base64url: "chaîne encodée en base64url",
  json_string: "chaîne JSON",
  e164: "numéro E.164",
  jwt: "JWT",
  template_literal: "entrée",
};

const error: errors.$ZodErrorMap = (issue) => {
  switch (issue.code) {
    case "invalid_type":
      return `Entrée invalide : ${issue.expected} attendu, ${parsedType(issue.input)} reçu`;
    case "invalid_value":
      if (issue.values.length === 1) return `Entrée invalide : ${util.stringifyPrimitive(issue.values[0])} attendu`;
      return `Option invalide : une valeur parmi ${util.joinValues(issue.values, "|")} attendue`;
    case "too_big": {
      const adj = issue.inclusive ? "<=" : "<";
      const sizing = getSizing(issue.origin);
      if (sizing)
        return `Trop grand : ${issue.origin ?? "valeur"} doit ${sizing.verb} ${adj}${issue.maximum.toString()} ${sizing.unit ?? "élément(s)"}`;
      return `Trop grand : ${issue.origin ?? "valeur"} doit être ${adj}${issue.maximum.toString()}`;
    }
    case "too_small": {
      const adj = issue.inclusive ? ">=" : ">";
      const sizing = getSizing(issue.origin);
      if (sizing) {
        return `Trop petit : ${issue.origin} doit ${sizing.verb} ${adj}${issue.minimum.toString()} ${sizing.unit}`;
      }

      return `Trop petit : ${issue.origin} doit être ${adj}${issue.minimum.toString()}`;
    }
    case "invalid_format": {
      const _issue = issue as errors.$ZodStringFormatIssues;
      if (_issue.format === "starts_with") return `Chaîne invalide : doit commencer par "${_issue.prefix}"`;
      if (_issue.format === "ends_with") return `Chaîne invalide : doit se terminer par "${_issue.suffix}"`;
      if (_issue.format === "includes") return `Chaîne invalide : doit inclure "${_issue.includes}"`;
      if (_issue.format === "regex") return `Chaîne invalide : doit correspondre au modèle ${_issue.pattern}`;
      return `${Nouns[_issue.format] ?? issue.format} invalide`;
    }
    case "not_multiple_of":
      return `Nombre invalide : doit être un multiple de ${issue.divisor}`;
    case "unrecognized_keys":
      return `Clé${issue.keys.length > 1 ? "s" : ""} non reconnue${issue.keys.length > 1 ? "s" : ""} : ${util.joinValues(issue.keys, ", ")}`;
    case "invalid_key":
      return `Clé invalide dans ${issue.origin}`;
    case "invalid_union":
      return "Entrée invalide";
    case "invalid_element":
      return `Valeur invalide dans ${issue.origin}`;
    default:
      return `Entrée invalide`;
  }
};

export { error };

export default function (): { localeError: errors.$ZodErrorMap } {
  return {
    localeError: error,
  };
}