From 5510a92d2d36ff2d34f74c2cd4bf0b69de68347b Mon Sep 17 00:00:00 2001
From: Jose Daniel Lara <jdlara@berkeley.edu>
Date: Fri, 29 Nov 2024 14:00:19 -0700
Subject: [PATCH] add method to get correct time_series_type

---
 src/utils/powersystems_utils.jl | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/src/utils/powersystems_utils.jl b/src/utils/powersystems_utils.jl
index 0d846a9e05..5d7fedf437 100644
--- a/src/utils/powersystems_utils.jl
+++ b/src/utils/powersystems_utils.jl
@@ -337,3 +337,22 @@ function _get_piecewise_incrementalcurve_per_system_unit(
     y_coords_normalized = y_coords .* system_base_power
     return PSY.PiecewiseStepData(x_coords_normalized, y_coords_normalized)
 end
+
+function get_deterministic_time_series_type(sys::PSY.System)
+    time_series_types = IS.get_time_series_counts_by_type(sys.data)
+    @show existing_types = Set(d["type"] for d in time_series_types)
+    if Set(["Deterministic", "DeterministicSingleTimeSeries"]) ∈ existing_types
+        error(
+            "The System contains a combination of forecast data and transformed time series data. Currently this is not supported.",
+        )
+    end
+    if "Deterministic" ∈ existing_types
+        return PSY.Deterministic
+    elseif "DeterministicSingleTimeSeries" ∈ existing_types
+        return PSY.DeterministicSingleTimeSeries
+    else
+        error(
+            "The System does not contain any forecast data or transformed time series data.",
+        )
+    end
+end