import { UniqueID } from "@repo/rdx-ddd";
import type { Sequelize, Transaction } from "sequelize";
import { QueryTypes } from "sequelize";

import type { Resource } from "../../domain/resource.aggregate";
import type { ResourceInput } from "../../domain/resource-values";

/** Proyecciones para los contratos de accesos y perfiles: la ficha editable pertenece a resources. */
export async function projectResource(
  database: Sequelize,
  resource: Resource,
  transaction: Transaction
) {
  const current = resource.values.toPrimitive();
  const integration = current.integration;
  if (!integration) {
    return;
  }
  const companyId = resource.companyId.toPrimitive();
  const id = resource.id.toPrimitive();
  if (integration.kind === "mailbox") {
    const values = mailboxProjection(current);
    await database.query(
      "INSERT INTO mailboxes (id,companyId,accountId,addressKey,`values`) VALUES (:id,:companyId,:accountId,:addressKey,:values) ON DUPLICATE KEY UPDATE accountId=VALUES(accountId),addressKey=VALUES(addressKey),`values`=VALUES(`values`)",
      {
        replacements: {
          id,
          companyId,
          accountId: values.accountId,
          addressKey: `${companyId}:${values.address}`,
          values: JSON.stringify(values),
        },
        transaction,
      }
    );
    for (const [position, revision] of resource.history.entries()) {
      await database.query(
        "INSERT INTO mailbox_revisions (id,itemId,position,actorId,recordedAt,`values`) VALUES (:id,:itemId,:position,:actorId,:recordedAt,:values) ON DUPLICATE KEY UPDATE id=id",
        {
          replacements: {
            id: revision.id.toPrimitive(),
            itemId: id,
            position,
            actorId: revision.actorId.toPrimitive(),
            recordedAt: revision.recordedAt,
            values: JSON.stringify(mailboxProjection(revision.values.toPrimitive())),
          },
          transaction,
        }
      );
    }
    return;
  }
  const roots = await database.query<{ id: string }>(
    "SELECT id FROM access_workspaces WHERE companyId=:companyId",
    { replacements: { companyId }, transaction, type: QueryTypes.SELECT }
  );
  let workspaceId = roots[0]?.id;
  if (!workspaceId) {
    workspaceId = UniqueID.generateNewID().toPrimitive();
    await database.query(
      "INSERT INTO access_workspaces (id,companyId,scopeKey) VALUES (:id,:companyId,:companyId)",
      { replacements: { id: workspaceId, companyId }, transaction }
    );
  }
  const values = accessProjection(current);
  await database.query(
    "INSERT INTO access_items (id,workspaceId,kind,`values`) VALUES (:id,:workspaceId,'resource',:values) ON DUPLICATE KEY UPDATE `values`=VALUES(`values`)",
    { replacements: { id, workspaceId, values: JSON.stringify(values) }, transaction }
  );
  for (const [sequence, revision] of resource.history.entries()) {
    await database.query(
      "INSERT INTO access_revisions (id,itemId,sequence,actorId,recordedAt,`values`) VALUES (:id,:itemId,:sequence,:actorId,:recordedAt,:values) ON DUPLICATE KEY UPDATE id=id",
      {
        replacements: {
          id: revision.id.toPrimitive(),
          itemId: id,
          sequence,
          actorId: revision.actorId.toPrimitive(),
          recordedAt: revision.recordedAt,
          values: JSON.stringify(accessProjection(revision.values.toPrimitive())),
        },
        transaction,
      }
    );
  }
  // El contexto es fijo; estas referencias preservan las FK utilizadas por permisos y necesidades.
  for (const targetId of [
    integration.resourceTypeId,
    integration.systemId,
    integration.environmentId,
  ].filter(Boolean)) {
    const existing = await database.query<{ itemId: string }>(
      "SELECT itemId FROM access_references WHERE itemId=:id AND targetId=:targetId",
      { replacements: { id, targetId }, transaction, type: QueryTypes.SELECT }
    );
    if (!existing.length) {
      await database.query(
        "INSERT INTO access_references (itemId,targetId) VALUES (:id,:targetId)",
        { replacements: { id, targetId }, transaction }
      );
    }
  }
}
function mailboxProjection(input: ResourceInput) {
  const integration = input.integration;
  if (integration?.kind !== "mailbox") {
    throw new Error("Recurso sin contexto de buzón.");
  }
  return {
    address: input.characteristics[integration.addressFieldId],
    kind: integration.mailboxKind,
    context: input.characteristics[integration.contextFieldId] || null,
    accountId: integration.accountId,
    active: input.active,
    notes: input.notes || null,
  };
}
function accessProjection(input: ResourceInput) {
  const integration = input.integration;
  if (integration?.kind !== "access") {
    throw new Error("Recurso sin contexto de acceso.");
  }
  return {
    kind: "resource",
    name: input.name,
    active: input.active,
    resourceTypeId: integration.resourceTypeId,
    systemId: integration.systemId,
    environmentId: integration.environmentId,
    reference: input.characteristics[integration.referenceFieldId] || null,
    notes: input.notes || null,
  };
}