2-metadata-importation-doc

child-picture-template.json

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+{
+"childData":{
+    "children":[
+      {
+        "name":"",
+        "source": "",
+        "height": "",
+        "width": "",
+        "bbox":""
+      }
+    ],
+    "count":""
+  }
+
+}

db/queries/queries.py

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+import psycopg
+import os
+
+NACHET_DB_URL = os.getenv("NACHET_DB_URL")
+
+NACHET_SCHEMA = os.getenv("NACHET_SCHEMA")
+
+def createConnection():
+    return psycopg.connect(NACHET_DB_URL)
+
+def createCursor(conn):
+    return conn.cursor()
+
+def createSearchPath(conn,cur):
+    cur.execute(f"""SET search_path TO "{NACHET_SCHEMA}";""") 
+    conn.commit()
+
+def closeConnection(conn):
+    conn.close()
+
+def closeCursor(cur):
+    cur.close()
+
+def endQuery(conn,cursor):
+    conn.commit()
+    closeCursor(cursor)
+    closeConnection(conn)
+
+def queryDB(conn,cur,query):
+    cur.execute(query)
+    conn.commit()
+    return cur
+
+def queryParameterizedDB(conn,cur,query, params):
+    cur.execute(query, params)
+    conn.commit()
+    return cur
+
+def printResults(cur):
+    for record in cur:
+        print(record)

db/setup/db-creation.py

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+import db.queries.queries as queries
+
+# Connect to your PostgreSQL database with the DB URL
+conn = queries.createConnection()
+# Create a cursor object
+cur = queries.createCursor(conn)
+
+# # Create Schema
+# cur.execute("""CREATE SCHEMA "nachetdb_0.0.1";""") 
+
+# # Create Search Path
+# cur.execute("""SET search_path TO "nachetdb_0.0.1";""") 
+
+# #Create Users table
+# cur.execute("""
+#     CREATE TABLE \"%s\".users (
+#         id uuid  PRIMARY KEY,
+#         email VARCHAR(255)
+#     )
+# """ % ("nachetdb_0.0.1"))
+
+# # Create Indexes table
+# cur.execute("""
+#     CREATE TABLE  \"%s\".indexes (
+#         id uuid  PRIMARY KEY,
+#         index JSON,
+#         ownerID uuid REFERENCES "nachetdb_0.0.1".users(id)
+#     )
+# """ % ("nachetdb_0.0.1"))
+
+# # Create Pictures table
+# cur.execute("""
+#     CREATE TABLE  \"%s\".pictures (
+#         id uuid  PRIMARY KEY,
+#         picture JSON,
+#         indexID uuid REFERENCES "nachetdb_0.0.1".indexes(id)
+#     )
+# """ % ("nachetdb_0.0.1"))
+
+# Create seed DB
+cur.execute("""
+    CREATE TABLE  \"%s\".seeds (
+        id uuid  PRIMARY KEY,
+        info JSON,
+        name VARCHAR(255)
+    )
+""" % ("nachetdb_0.0.1"))
+
+# # check if the schema exists
+cur.execute("""
+    SELECT EXISTS (
+        SELECT *
+        FROM information_schema.schemata
+        WHERE schema_name = 'nachetdb_0.0.1'
+    )
+""")
+
+# # check if the search path exists
+# cur.execute("Show search_path")
+
+
+## Commit the transaction
+conn.commit()
+
+print(cur.fetchone()[0])
+
+# Close the cursor and connection
+cur.close()
+conn.close()
+print("done")

db/setup/db-mock-seeds-population.py

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+import uuid
+import db.queries.queries as queries
+
+
+# Connect to your PostgreSQL database with the DB URL
+conn = queries.createConnection()
+# Create a cursor object
+cur = queries.createCursor(conn)
+
+brassicaNapus = (str(uuid.uuid4()), "Brassica napus")
+brassicaJunsea = (str(uuid.uuid4()), "Brassica juncea")
+cirsiumArvense = (str(uuid.uuid4()), "Cirsium arvense")
+cirsiumVulgare = (str(uuid.uuid4()), "Cirsium vulgare")
+carduusNutans = (str(uuid.uuid4()), "Carduus nutans")
+bromusSecalinus = (str(uuid.uuid4()), "Bromus secalinus")
+bromusHordeaceus = (str(uuid.uuid4()), "Bromus hordeaceus")
+bromusJaponicus = (str(uuid.uuid4()), "Bromus japonicus")
+loliumTemulentum = (str(uuid.uuid4()), "Lolium temulentum")
+solanumCarolinense = (str(uuid.uuid4()), "Solanum carolinense")
+solanumNigrum = (str(uuid.uuid4()), "Solanum nigrum")
+solanumRostratum = (str(uuid.uuid4()), "Solanum rostratum")
+ambrosiaArtemisiifolia = (str(uuid.uuid4()), "Ambrosia artemisiifolia")
+ambrosiaTrifida = (str(uuid.uuid4()), "Ambrosia trifida")
+Ambrosiapsilostachya = (str(uuid.uuid4()), "Ambrosia psilostachya")
+
+queries.createSearchPath(conn, cur)
+
+# Query to insert a seed
+query = "INSERT INTO seeds (id,name) VALUES (%s,%s),(%s,%s),(%s,%s),(%s,%s),(%s,%s),(%s,%s),(%s,%s),(%s,%s),(%s,%s),(%s,%s),(%s,%s),(%s,%s),(%s,%s),(%s,%s),(%s,%s)"
+data = (
+    brassicaNapus[0],
+    brassicaNapus[1],
+    brassicaJunsea[0],
+    brassicaJunsea[1],
+    cirsiumArvense[0],
+    cirsiumArvense[1],
+    cirsiumVulgare[0],
+    cirsiumVulgare[1],
+    carduusNutans[0],
+    carduusNutans[1],
+    bromusSecalinus[0],
+    bromusSecalinus[1],
+    bromusHordeaceus[0],
+    bromusHordeaceus[1],
+    bromusJaponicus[0],
+    bromusJaponicus[1],
+    loliumTemulentum[0],
+    loliumTemulentum[1],
+    solanumCarolinense[0],
+    solanumCarolinense[1],
+    solanumNigrum[0],
+    solanumNigrum[1],
+    solanumRostratum[0],
+    solanumRostratum[1],
+    ambrosiaArtemisiifolia[0],
+    ambrosiaArtemisiifolia[1],
+    ambrosiaTrifida[0],
+    ambrosiaTrifida[1],
+    Ambrosiapsilostachya[0],
+    Ambrosiapsilostachya[1],
+)
+
+# queries.queryParameterizedDB(conn,cur,query,data)
+
+queries.queryDB(conn, cur, "select id,name from seeds")
+queries.printResults(cur)