Add UI to select/create tissue.

1 files changed, 30 insertions, 1 deletions

diff --git a/qc_app/db/tissues.py b/qc_app/db/tissues.py
index ebf24fd..062e824 100644
--- a/qc_app/db/tissues.py
+++ b/qc_app/db/tissues.py
@@ -1,5 +1,5 @@
 """Handle db interactions for tissue."""
-from typing import Optional
+from typing import Union, Optional
 
 import MySQLdb as mdb
 from MySQLdb.cursors import DictCursor
@@ -10,6 +10,7 @@ def all_tissues(conn: mdb.Connection) -> tuple[dict, ...]:
         cursor.execute("SELECT * FROM Tissue ORDER BY TissueName")
         return tuple(dict(row) for row in cursor.fetchall())
 
+
 def tissue_by_id(conn: mdb.Connection, tissueid: int) -> Optional[dict]:
     """Retrieve a tissue by its ID"""
     with conn.cursor(cursorclass=DictCursor) as cursor:
@@ -20,3 +21,31 @@ def tissue_by_id(conn: mdb.Connection, tissueid: int) -> Optional[dict]:
             return dict(result)
 
     return None
+
+
+def create_new_tissue(
+        conn: mdb.Connection,
+        name: str,
+        shortname: str,
+        birnlexid: Optional[str] = None,
+        birnlexname: Optional[str] = None
+) -> dict[str, Union[int, str, None]]:
+    """Add a new tissue, organ or biological material to the database."""
+    with conn.cursor() as cursor:
+        cursor.execute(
+            "INSERT INTO "
+            "Tissue(TissueName, Name, Short_Name, BIRN_lex_ID, BIRN_lex_Name) "
+            "VALUES (%s, %s, %s, %s, %s)",
+            (name, name, shortname, birnlexid, birnlexname))
+        tissueid = cursor.lastrowid
+        cursor.execute("UPDATE Tissue SET TissueId=%s WHERE Id=%s",
+                       (tissueid, tissueid))
+        return {
+            "Id": tissueid,
+            "TissueId": tissueid,
+            "TissueName": name,
+            "Name": name,
+            "Short_Name": shortname,
+            "BIRN_lex_ID": birnlexid,
+            "BIRN_lex_Name": birnlexname
+        }