database changes to keep track of editors and edit times

DATABASE.md

@@ -145,3 +145,6 @@ columns                    | type                               | role        |
 `error`                    | `TEXT`                             | state       | A human-readable error message, set if a non-retryable error occurs. Its presence indicates operator intervention is required. Cleared on a re-edit if set.
 `video_id`                 | `TEXT`                             | state       | An id that can be used to refer to the video to check if transcoding is complete. Often the video_link can be generated from this, but not nessecarily.
 `video_link`               | `TEXT`                             | output      | A link to the uploaded video. Only set when state is `TRANSCODING` or `DONE`.
+`editor`                   | `TEXT`                             | state       | Email address of the last editor; corresponds to an entry in the `editors` table. Only set when state is not `UNEDITED`.
+`edit_time`                | `TIMESTAMP`                        | state       | Time of the last edit. Only set when state is not `UNEDITED`.
+`upload_time`              | `TIMESTAMP`                        | state       | Time when video state is set to `DONE`. Only set when state is `DONE`.

common/common/database.py

@@ -54,7 +54,11 @@ CREATE TABLE IF NOT EXISTS events (
 	uploader TEXT CHECK (state IN ('UNEDITED', 'EDITED', 'DONE') OR uploader IS NOT NULL),
 	error TEXT,
 	video_id TEXT,
-	video_link TEXT CHECK (state != 'DONE' OR video_link IS NOT NULL)
+	video_link TEXT CHECK (state != 'DONE' OR video_link IS NOT NULL),
+	editor TEXT CHECK (state = 'UNEDITED' OR editor IS NOT NULL),
+	edit_time TIMESTAMP CHECK (state = 'UNEDITED' OR editor IS NOT NULL),
+	upload_time TIMESTAMP CHECK (state != 'DONE' OR upload_time IS NOT NULL),
+
 );
 
 -- Index on state, since that's almost always what we're querying on besides id
@@ -66,6 +70,11 @@ CREATE TABLE IF NOT EXISTS nodes (
 	backfill_from BOOLEAN NOT NULL DEFAULT TRUE
 );
 
+CREATE TABLE IF NOT EXISTS editors (
+	email TEXT PRIMARY KEY,
+	name TEXT NOT NULL
+);
+
 """