--liquibase formatted sql
-- PANELS · core · RPC gafetes (jobs de impresión y entrega)

--changeset panel:core-012a-fn-badge-job-create splitStatements:false
CREATE OR REPLACE FUNCTION core.fn_badge_job_create(payload jsonb)
RETURNS jsonb
LANGUAGE plpgsql
SECURITY INVOKER
SET search_path = core
AS $$
DECLARE
  v_project_id bigint := NULLIF(payload->>'project_id', '')::bigint;
  v_created_by_id integer := NULLIF(payload->>'created_by_id', '')::integer;
  v_created_by_name text := coalesce(nullif(btrim(payload->>'created_by_name'), ''), '');
  v_worker_ids integer[];
  v_wid integer;
  v_job_id bigint;
  v_project record;
  v_missing integer;
  v_count integer := 0;
BEGIN
  IF v_project_id IS NULL THEN
    RETURN core.rpc_err(
      'VALIDATION',
      'fn_badge_job_create: project_id es obligatorio para generar gafetes',
      jsonb_build_object('fn', 'fn_badge_job_create', 'field', 'project_id')
    );
  END IF;

  SELECT p.id, p.code, p.name, p.status
    INTO v_project
    FROM projects p
   WHERE p.id = v_project_id;
  IF NOT FOUND THEN
    RETURN core.rpc_err(
      'NOT_FOUND',
      format('fn_badge_job_create: proyecto id=%s no encontrado', v_project_id),
      jsonb_build_object('fn', 'fn_badge_job_create', 'project_id', v_project_id)
    );
  END IF;
  IF v_project.status <> 'activo' THEN
    RETURN core.rpc_err(
      'VALIDATION',
      format('fn_badge_job_create: solo se generan gafetes de proyectos activos (proyecto %s está en %s)',
        v_project.code, v_project.status),
      jsonb_build_object('fn', 'fn_badge_job_create', 'project_id', v_project_id, 'status', v_project.status)
    );
  END IF;

  IF payload->'worker_ids' IS NULL OR jsonb_typeof(payload->'worker_ids') <> 'array' THEN
    RETURN core.rpc_err(
      'VALIDATION',
      'fn_badge_job_create: worker_ids debe ser un arreglo de enteros',
      jsonb_build_object('fn', 'fn_badge_job_create', 'field', 'worker_ids', 'project_id', v_project_id)
    );
  END IF;

  SELECT array_agg(DISTINCT (elem::text)::integer ORDER BY (elem::text)::integer)
    INTO v_worker_ids
    FROM jsonb_array_elements(payload->'worker_ids') AS elem
   WHERE nullif(btrim(elem::text), '') IS NOT NULL;

  IF v_worker_ids IS NULL OR cardinality(v_worker_ids) = 0 THEN
    RETURN core.rpc_err(
      'VALIDATION',
      'fn_badge_job_create: debe indicar al menos un trabajador en worker_ids',
      jsonb_build_object('fn', 'fn_badge_job_create', 'field', 'worker_ids', 'project_id', v_project_id)
    );
  END IF;

  SELECT COUNT(*)
    INTO v_missing
    FROM unnest(v_worker_ids) AS wid
   WHERE NOT EXISTS (SELECT 1 FROM workers w WHERE w.id = wid);
  IF v_missing > 0 THEN
    RETURN core.rpc_err(
      'VALIDATION',
      format('fn_badge_job_create: %s trabajador(es) en worker_ids no existen en el catálogo', v_missing),
      jsonb_build_object('fn', 'fn_badge_job_create', 'project_id', v_project_id, 'missing_count', v_missing)
    );
  END IF;

  INSERT INTO badge_jobs (project_id, status, created_by_id, created_by_name)
  VALUES (v_project_id, 'done', v_created_by_id, v_created_by_name)
  RETURNING id INTO v_job_id;

  FOREACH v_wid IN ARRAY v_worker_ids
  LOOP
    INSERT INTO badge_job_people (job_id, worker_id)
    VALUES (v_job_id::integer, v_wid)
    ON CONFLICT (job_id, worker_id) DO NOTHING;
    v_count := v_count + 1;
  END LOOP;

  RETURN core.rpc_created(
    jsonb_build_object(
      'id', v_job_id,
      'project_id', v_project_id,
      'count', v_count,
      'worker_ids', to_jsonb(v_worker_ids)
    ),
    format('Job de gafetes #%s creado para proyecto %s (%s): %s persona(s)',
      v_job_id, v_project.code, v_project.name, v_count),
    jsonb_build_object(
      'fn', 'fn_badge_job_create',
      'job_id', v_job_id,
      'project_id', v_project_id,
      'count', v_count,
      'created_by_id', v_created_by_id
    )
  );
EXCEPTION WHEN OTHERS THEN
  RETURN core.rpc_from_exception('fn_badge_job_create', SQLSTATE, SQLERRM);
END;
$$;

--changeset panel:core-012b-fn-badge-job-list splitStatements:false
CREATE OR REPLACE FUNCTION core.fn_badge_job_list(payload jsonb)
RETURNS jsonb
LANGUAGE plpgsql
SECURITY INVOKER
SET search_path = core
AS $$
DECLARE
  v_project_id bigint := NULLIF(payload->>'project_id', '')::bigint;
  v_jobs jsonb;
  v_count integer;
BEGIN
  SELECT
    COALESCE(jsonb_agg(to_jsonb(x) ORDER BY x.id DESC), '[]'::jsonb),
    COUNT(*)::integer
    INTO v_jobs, v_count
    FROM (
      SELECT
        j.id,
        j.project_id,
        j.status,
        j.pdf_path,
        j.created_by_id,
        j.created_by_name,
        j.created_at,
        p.code AS project_code,
        p.name AS project_name,
        (SELECT COUNT(*) FROM badge_job_people bp WHERE bp.job_id = j.id) AS people,
        (SELECT COUNT(*) FROM badge_job_people bp WHERE bp.job_id = j.id AND bp.delivered = true) AS delivered
      FROM badge_jobs j
      JOIN projects p ON p.id = j.project_id
      WHERE v_project_id IS NULL OR j.project_id = v_project_id
    ) x;

  RETURN core.rpc_ok(
    jsonb_build_object('jobs', v_jobs),
    format('Listado de jobs de gafetes: %s registro(s)%s',
      v_count,
      CASE WHEN v_project_id IS NOT NULL THEN format(' para proyecto %s', v_project_id) ELSE '' END),
    jsonb_build_object(
      'fn', 'fn_badge_job_list',
      'project_id', v_project_id,
      'count', v_count
    )
  );
EXCEPTION WHEN OTHERS THEN
  RETURN core.rpc_from_exception('fn_badge_job_list', SQLSTATE, SQLERRM);
END;
$$;

--changeset panel:core-012c-fn-badge-job-get splitStatements:false
CREATE OR REPLACE FUNCTION core.fn_badge_job_get(payload jsonb)
RETURNS jsonb
LANGUAGE plpgsql
SECURITY INVOKER
SET search_path = core
AS $$
DECLARE
  v_job_id bigint := COALESCE(
    NULLIF(payload->>'job_id', '')::bigint,
    NULLIF(payload->>'id', '')::bigint
  );
  v_job jsonb;
  v_people jsonb;
BEGIN
  IF v_job_id IS NULL THEN
    RETURN core.rpc_err(
      'VALIDATION',
      'fn_badge_job_get: job_id es obligatorio',
      jsonb_build_object('fn', 'fn_badge_job_get', 'field', 'job_id')
    );
  END IF;

  SELECT to_jsonb(x)
    INTO v_job
    FROM (
      SELECT
        j.*,
        p.code AS project_code,
        p.name AS project_name
      FROM badge_jobs j
      JOIN projects p ON p.id = j.project_id
      WHERE j.id = v_job_id
    ) x;

  IF v_job IS NULL THEN
    RETURN core.rpc_err(
      'NOT_FOUND',
      format('fn_badge_job_get: job de gafetes id=%s no encontrado', v_job_id),
      jsonb_build_object('fn', 'fn_badge_job_get', 'job_id', v_job_id)
    );
  END IF;

  SELECT COALESCE(jsonb_agg(to_jsonb(p) ORDER BY w.last_name_p, w.first_name), '[]'::jsonb)
    INTO v_people
    FROM (
      SELECT
        bp.job_id,
        bp.worker_id,
        bp.delivered,
        bp.delivered_at,
        w.first_name,
        w.last_name_p,
        w.last_name_m,
        w.position
      FROM badge_job_people bp
      JOIN workers w ON w.id = bp.worker_id
      WHERE bp.job_id = v_job_id::integer
    ) p;

  RETURN core.rpc_ok(
    jsonb_build_object('job', v_job, 'people', v_people),
    format('Job de gafetes #%s cargado: %s persona(s) en el lote',
      v_job_id, jsonb_array_length(v_people)),
    jsonb_build_object(
      'fn', 'fn_badge_job_get',
      'job_id', v_job_id,
      'people_count', jsonb_array_length(v_people)
    )
  );
EXCEPTION WHEN OTHERS THEN
  RETURN core.rpc_from_exception('fn_badge_job_get', SQLSTATE, SQLERRM);
END;
$$;

--changeset panel:core-012d-fn-badge-job-set-delivered splitStatements:false
CREATE OR REPLACE FUNCTION core.fn_badge_job_set_delivered(payload jsonb)
RETURNS jsonb
LANGUAGE plpgsql
SECURITY INVOKER
SET search_path = core
AS $$
DECLARE
  v_job_id bigint := NULLIF(payload->>'job_id', '')::bigint;
  v_worker_id integer := NULLIF(payload->>'worker_id', '')::integer;
  v_delivered boolean;
  v_updated boolean;
BEGIN
  IF v_job_id IS NULL THEN
    RETURN core.rpc_err(
      'VALIDATION',
      'fn_badge_job_set_delivered: job_id es obligatorio',
      jsonb_build_object('fn', 'fn_badge_job_set_delivered', 'field', 'job_id')
    );
  END IF;
  IF v_worker_id IS NULL THEN
    RETURN core.rpc_err(
      'VALIDATION',
      'fn_badge_job_set_delivered: worker_id es obligatorio',
      jsonb_build_object('fn', 'fn_badge_job_set_delivered', 'field', 'worker_id', 'job_id', v_job_id)
    );
  END IF;
  IF payload->>'delivered' IS NULL THEN
    RETURN core.rpc_err(
      'VALIDATION',
      'fn_badge_job_set_delivered: delivered (boolean) es obligatorio',
      jsonb_build_object('fn', 'fn_badge_job_set_delivered', 'field', 'delivered', 'job_id', v_job_id, 'worker_id', v_worker_id)
    );
  END IF;

  v_delivered := (payload->>'delivered')::boolean;

  IF NOT EXISTS (SELECT 1 FROM badge_jobs WHERE id = v_job_id) THEN
    RETURN core.rpc_err(
      'NOT_FOUND',
      format('fn_badge_job_set_delivered: job de gafetes id=%s no encontrado', v_job_id),
      jsonb_build_object('fn', 'fn_badge_job_set_delivered', 'job_id', v_job_id)
    );
  END IF;
  IF NOT EXISTS (SELECT 1 FROM workers WHERE id = v_worker_id) THEN
    RETURN core.rpc_err(
      'VALIDATION',
      format('fn_badge_job_set_delivered: trabajador id=%s no encontrado', v_worker_id),
      jsonb_build_object('fn', 'fn_badge_job_set_delivered', 'worker_id', v_worker_id, 'job_id', v_job_id)
    );
  END IF;

  UPDATE badge_job_people
     SET delivered = v_delivered,
         delivered_at = CASE WHEN v_delivered THEN now() ELSE NULL END
   WHERE job_id = v_job_id::integer
     AND worker_id = v_worker_id
  RETURNING true INTO v_updated;

  IF NOT COALESCE(v_updated, false) THEN
    RETURN core.rpc_err(
      'NOT_FOUND',
      format('fn_badge_job_set_delivered: trabajador id=%s no pertenece al job %s', v_worker_id, v_job_id),
      jsonb_build_object('fn', 'fn_badge_job_set_delivered', 'job_id', v_job_id, 'worker_id', v_worker_id)
    );
  END IF;

  RETURN core.rpc_ok(
    jsonb_build_object(
      'job_id', v_job_id,
      'worker_id', v_worker_id,
      'delivered', v_delivered
    ),
    format('Entrega de gafete actualizada: trabajador %s en job #%s → %s',
      v_worker_id, v_job_id, CASE WHEN v_delivered THEN 'entregado' ELSE 'pendiente' END),
    jsonb_build_object(
      'fn', 'fn_badge_job_set_delivered',
      'job_id', v_job_id,
      'worker_id', v_worker_id,
      'delivered', v_delivered
    )
  );
EXCEPTION WHEN OTHERS THEN
  RETURN core.rpc_from_exception('fn_badge_job_set_delivered', SQLSTATE, SQLERRM);
END;
$$;

--changeset panel:core-012e-fn-badge-grants endDelimiter:; splitStatements:true
GRANT EXECUTE ON FUNCTION core.fn_badge_job_create(jsonb) TO panels_core_app;
GRANT EXECUTE ON FUNCTION core.fn_badge_job_list(jsonb) TO panels_core_app;
GRANT EXECUTE ON FUNCTION core.fn_badge_job_get(jsonb) TO panels_core_app;
GRANT EXECUTE ON FUNCTION core.fn_badge_job_set_delivered(jsonb) TO panels_core_app;