[Lada-commits] [PATCH 2 of 3] Status workflow definitions are needed and assumed to be given by the server

[Wald Commits]

# HG changeset patch
# User Tom Gottfried <tom at intevation.de>
# Date 1454952221 -3600
# Node ID 53d739275c5078d95c13530bfa586eb6259cec4e
# Parent  82a51cafa0fe93a87c2aeb281c0dc0e6c408abd7
Status workflow definitions are needed and assumed to be given by the server.

These are not data to be changed by any user, thus part of the schema.

diff -r 82a51cafa0fe -r 53d739275c50 db_schema/stammdaten_schema.sql
--- a/db_schema/stammdaten_schema.sql	Mon Feb 08 13:21:42 2016 +0100
+++ b/db_schema/stammdaten_schema.sql	Mon Feb 08 18:23:41 2016 +0100
@@ -870,24 +870,100 @@
     id integer PRIMARY KEY,
     stufe character varying(50)
 );
+INSERT INTO status_stufe VALUES (1, 'MST');
+INSERT INTO status_stufe VALUES (2, 'LAND');
+INSERT INTO status_stufe VALUES (3, 'LST');
+
 
 CREATE TABLE status_wert (
     id integer PRIMARY KEY,
     wert character varying(50)
 );
+INSERT INTO status_wert VALUES (0, 'nicht vergeben');
+INSERT INTO status_wert VALUES (1, 'plausibel');
+INSERT INTO status_wert VALUES (2, 'nicht repräsentativ');
+INSERT INTO status_wert VALUES (3, 'nicht plausibel');
+INSERT INTO status_wert VALUES (4, 'Rückfrage');
+INSERT INTO status_wert VALUES (7, 'nicht lieferbar');
+INSERT INTO status_wert VALUES (8, 'zurückgesetzt');
+
 
 CREATE TABLE status_kombi (
     id integer PRIMARY KEY,
     stufe_id integer REFERENCES status_stufe,
     wert_id integer REFERENCES status_wert
 );
+-- 'zurückgesetzt' is left out here deliberately!
+INSERT INTO status_kombi VALUES (1, 1, 0);
+INSERT INTO status_kombi VALUES (2, 1, 1);
+INSERT INTO status_kombi VALUES (3, 1, 2);
+INSERT INTO status_kombi VALUES (4, 1, 3);
+INSERT INTO status_kombi VALUES (5, 1, 7);
+INSERT INTO status_kombi VALUES (6, 2, 1);
+INSERT INTO status_kombi VALUES (7, 2, 2);
+INSERT INTO status_kombi VALUES (8, 2, 3);
+INSERT INTO status_kombi VALUES (9, 2, 4);
+INSERT INTO status_kombi VALUES (10, 3, 1);
+INSERT INTO status_kombi VALUES (11, 3, 2);
+INSERT INTO status_kombi VALUES (12, 3, 3);
+INSERT INTO status_kombi VALUES (13, 3, 4);
 
+
+CREATE SEQUENCE status_reihenfolge_id_seq;
 CREATE TABLE status_reihenfolge (
-    id integer PRIMARY KEY,
+    id integer PRIMARY KEY DEFAULT nextval('status_reihenfolge_id_seq'),
     von_id integer REFERENCES status_kombi,
     zu_id integer REFERENCES status_kombi
 );
 
+CREATE FUNCTION populate_status_reihenfolge() RETURNS void AS $$
+DECLARE kombi_from RECORD;
+DECLARE s_from integer;
+DECLARE w_from integer;
+DECLARE kombi_to RECORD;
+DECLARE s_to integer;
+DECLARE w_to integer;
+
+BEGIN
+FOR kombi_from IN SELECT * FROM status_kombi LOOP
+    s_from := kombi_from.stufe_id;
+    w_from := kombi_from.wert_id;
+
+    FOR kombi_to IN SELECT * FROM status_kombi LOOP
+        s_to := kombi_to.stufe_id;
+        w_to := kombi_to.wert_id;
+
+        IF s_from = s_to AND w_to <> 0 AND w_from <> 4 THEN
+           -- At the same 'stufe', all permutations occur,
+           -- but 'nicht vergeben' is only allowed for von_id
+           -- and 'Rückfrage' is only allowed for zu_id
+           INSERT INTO status_reihenfolge (von_id, zu_id)
+                  VALUES (kombi_from.id, kombi_to.id);
+
+        ELSEIF s_to = s_from + 1 AND w_from <> 0 AND w_from <> 4 THEN
+           -- Going to the next 'stufe' all available status_kombi are allowed
+           -- in case current wert is not 'nicht vergeben' or 'Rückfrage'
+           INSERT INTO status_reihenfolge (von_id, zu_id)
+                  VALUES (kombi_from.id, kombi_to.id);
+
+        ELSEIF w_from = 4 AND s_to = 1 AND w_to >= 1 AND w_to <= 3 THEN
+           -- After 'Rückfrage' follows 'MST' with
+           -- 'plausibel', 'nicht plausibel' or 'nicht repräsentativ'
+           INSERT INTO status_reihenfolge (von_id, zu_id)
+                  VALUES (kombi_from.id, kombi_to.id);
+
+        END IF;
+    END LOOP;
+END LOOP;
+END;
+$$ LANGUAGE plpgsql;
+
+SELECT populate_status_reihenfolge();
+DROP FUNCTION populate_status_reihenfolge();
+ALTER TABLE status_reihenfolge ALTER COLUMN id DROP DEFAULT;
+DROP SEQUENCE status_reihenfolge_id_seq;
+
+
 CREATE VIEW status_erreichbar AS (
     SELECT DISTINCT k.wert_id,
         j.wert_id AS cur_wert,