webapp: Update history tables schemas (#120)

migrations/00000000000004_Init_tables.sql

@@ -246,11 +246,6 @@ CREATE TABLE repositories (
 CREATE UNIQUE INDEX ON repositories(name);
 
 -- history
-CREATE TABLE repositories_history (
-	ts timestamp with time zone NOT NULL PRIMARY KEY,
-	snapshot jsonb NOT NULL
-);
-
 CREATE TABLE repositories_history_new (
 	repository_id smallint NOT NULL,
 	ts timestamp with time zone NOT NULL,
@@ -434,7 +429,11 @@ INSERT INTO statistics VALUES(DEFAULT);
 -- statistics_history
 CREATE TABLE statistics_history (
 	ts timestamp with time zone NOT NULL PRIMARY KEY,
-	snapshot jsonb NOT NULL
+	snapshot jsonb NOT NULL,
+	num_packages integer,
+	num_projects integer,
+	num_problems integer,
+	num_maintainers integer
 );
 
 --------------------------------------------------------------------------------

repology-webapp/tests/integration_tests/fixtures/graphs_data.sql

@@ -1,12 +1,8 @@
 -- first point is intentionally long in the past to check whether it's handled properly producing a line
-INSERT INTO statistics_history(ts, snapshot) VALUES
-	(now() - interval '128 day', '{"num_packages":1,"num_problems":1,"num_maintainers":1,"num_metapackages":1}'),
+INSERT INTO statistics_history(ts, snapshot, num_packages, num_problems, num_maintainers, num_projects) VALUES
+	(now() - interval '128 day', '{"num_packages":1,"num_problems":1,"num_maintainers":1,"num_metapackages":1}', 1, 1, 1, 1),
 	-- emulate time difference between application and database
-	(now() + interval '5 second', '{"num_packages":10,"num_problems":10,"num_maintainers":10,"num_metapackages":10}');
-
-INSERT INTO repositories_history(ts, snapshot) VALUES
-	(now() - interval '128 day', '{"freebsd":{"num_maintainers":1,"num_problems":1,"num_metapackages":1,"num_metapackages_unique":1,"num_metapackages_newest":1,"num_metapackages_outdated":1,"num_metapackages_problematic":1,"num_metapackages_vulnerable":1}}'::jsonb),
-	(now() + interval '5 second', '{"freebsd":{"num_maintainers":10,"num_problems":10,"num_metapackages":10,"num_metapackages_unique":10,"num_metapackages_newest":10,"num_metapackages_outdated":10,"num_metapackages_problematic":10,"num_metapackages_vulnerable":10}}'::jsonb);
+	(now() + interval '5 second', '{"num_packages":10,"num_problems":10,"num_maintainers":10,"num_metapackages":10}', 1, 1, 1, 1);
 
 INSERT INTO repositories_history_new(repository_id, ts, num_maintainers, num_problems, num_projects, num_projects_unique, num_projects_newest, num_projects_outdated, num_projects_problematic, num_projects_vulnerable) VALUES
 	(1, now() - interval '128 day', 1, 1, 1, 1, 1, 1, 1, 1),