From f04e340323d0e289aaa379ab1a8d82033da73e62 Mon Sep 17 00:00:00 2001
From: Frederick Muriuki Muriithi
Date: Fri, 27 Sep 2024 11:43:48 -0500
Subject: Show some details for a phenotype dataset.

---
 uploader/phenotypes/models.py | 48 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)

(limited to 'uploader/phenotypes/models.py')

diff --git a/uploader/phenotypes/models.py b/uploader/phenotypes/models.py
index 4ef674f..c3b6dfb 100644
--- a/uploader/phenotypes/models.py
+++ b/uploader/phenotypes/models.py
@@ -22,6 +22,54 @@ def datasets_by_population(
         return tuple(dict(row) for row in cursor.fetchall())
 
 
+def dataset_by_id(conn: mdb.Connection,
+                  species_id: int,
+                  population_id: int,
+                  dataset_id: int) -> dict:
+    """Fetch dataset details by identifier"""
+    with conn.cursor(cursorclass=DictCursor) as cursor:
+        cursor.execute(
+            "SELECT s.SpeciesId, pf.* FROM Species AS s "
+            "INNER JOIN InbredSet AS iset ON s.Id=iset.SpeciesId "
+            "INNER JOIN PublishFreeze AS pf ON iset.Id=pf.InbredSetId "
+            "WHERE s.Id=%s AND iset.Id=%s AND pf.Id=%s",
+            (species_id, population_id, dataset_id))
+        return dict(cursor.fetchone())
+
+
+def phenotypes_count(conn: mdb.Connection,
+                     population_id: int,
+                     dataset_id: int) -> int:
+    """Count the number of phenotypes in the dataset."""
+    with conn.cursor(cursorclass=DictCursor) as cursor:
+        cursor.execute(
+            "SELECT COUNT(*) AS total_phenos FROM Phenotype AS pheno "
+            "INNER JOIN PublishXRef AS pxr ON pheno.Id=pxr.PhenotypeId "
+            "INNER JOIN PublishFreeze AS pf ON pxr.InbredSetId=pf.InbredSetId "
+            "WHERE pxr.InbredSetId=%s AND pf.Id=%s",
+        (population_id, dataset_id))
+        return int(cursor.fetchone()["total_phenos"])
+
+
+def dataset_phenotypes(conn: mdb.Connection,
+                       population_id: int,
+                       dataset_id: int,
+                       offset: int = 0,
+                       limit: Optional[int] = None) -> tuple[dict, ...]:
+    """Fetch the actual phenotypes."""
+    _query = (
+        "SELECT pheno.*, pxr.Id, ist.InbredSetCode FROM Phenotype AS pheno "
+        "INNER JOIN PublishXRef AS pxr ON pheno.Id=pxr.PhenotypeId "
+        "INNER JOIN PublishFreeze AS pf ON pxr.InbredSetId=pf.InbredSetId "
+        "INNER JOIN InbredSet AS ist ON pf.InbredSetId=ist.Id "
+        "WHERE pxr.InbredSetId=%s AND pf.Id=%s") + (
+            f" LIMIT {limit} OFFSET {offset}" if bool(limit) else "")
+    with conn.cursor(cursorclass=DictCursor) as cursor:
+        cursor.execute(_query, (population_id, dataset_id))
+        debug_query(cursor)
+        return tuple(dict(row) for row in cursor.fetchall())
+
+
 def phenotypes_data(conn: mdb.Connection,
                     population_id: int,
                     dataset_id: int,
-- 
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