From b8c4054e0933b2a9e8578b45e86bc83fcc80af85 Mon Sep 17 00:00:00 2001
From: Jonathan Bernard <jonathan@edgecase.io>
Date: Thu, 10 Dec 2015 18:14:16 -0600
Subject: [PATCH] Initial schema.

---
 service/README.md                             | 10 +++
 service/database.json                         |  5 ++
 .../main/db/20151209054632-initial-schema.js  | 30 ++++++++
 .../20151209054632-initial-schema-down.sql    | 10 +++
 .../sqls/20151209054632-initial-schema-up.sql | 77 +++++++++++++++++++
 5 files changed, 132 insertions(+)
 create mode 100644 service/README.md
 create mode 100644 service/database.json
 create mode 100644 service/src/main/db/20151209054632-initial-schema.js
 create mode 100644 service/src/main/db/sqls/20151209054632-initial-schema-down.sql
 create mode 100644 service/src/main/db/sqls/20151209054632-initial-schema-up.sql

diff --git a/service/README.md b/service/README.md
new file mode 100644
index 0000000..f693792
--- /dev/null
+++ b/service/README.md
@@ -0,0 +1,10 @@
+## Database
+
+Uses [db-migrate][http://db-migrate.readthedocs.org/en/latest/] to manage
+database migrations. Migration scripts live if `src/main/db`.
+
+Database environment configuration lives in `database.json`. 
+
+To initialize a new database do:
+
+    db-migrate -m src/main/db up
diff --git a/service/database.json b/service/database.json
new file mode 100644
index 0000000..f3c4189
--- /dev/null
+++ b/service/database.json
@@ -0,0 +1,5 @@
+{
+  "defaultEnv": "dev",
+  "sql-file": true,
+  "dev": "postgres://jonathan@localhost/wdiwtlt"
+}
diff --git a/service/src/main/db/20151209054632-initial-schema.js b/service/src/main/db/20151209054632-initial-schema.js
new file mode 100644
index 0000000..b2d3b31
--- /dev/null
+++ b/service/src/main/db/20151209054632-initial-schema.js
@@ -0,0 +1,30 @@
+var dbm = global.dbm || require('db-migrate');
+var type = dbm.dataType;
+var fs = require('fs');
+var path = require('path');
+
+exports.up = function(db, callback) {
+  var filePath = path.join(__dirname + '/sqls/20151209054632-initial-schema-up.sql');
+  fs.readFile(filePath, {encoding: 'utf-8'}, function(err,data){
+    if (err) return callback(err);
+      console.log('received data: ' + data);
+
+    db.runSql(data, function(err) {
+      if (err) return callback(err);
+      callback();
+    });
+  });
+};
+
+exports.down = function(db, callback) {
+  var filePath = path.join(__dirname + '/sqls/20151209054632-initial-schema-down.sql');
+  fs.readFile(filePath, {encoding: 'utf-8'}, function(err,data){
+    if (err) return callback(err);
+      console.log('received data: ' + data);
+
+    db.runSql(data, function(err) {
+      if (err) return callback(err);
+      callback();
+    });
+  });
+};
diff --git a/service/src/main/db/sqls/20151209054632-initial-schema-down.sql b/service/src/main/db/sqls/20151209054632-initial-schema-down.sql
new file mode 100644
index 0000000..dbd911c
--- /dev/null
+++ b/service/src/main/db/sqls/20151209054632-initial-schema-down.sql
@@ -0,0 +1,10 @@
+DROP TABLE artists_albums;
+DROP TABLE albums_images;
+DROP TABLE artists_images;
+DROP TABLE albums;
+DROP TABLE artists;
+DROP TABLE media_files_tags;
+DROP TABLE bookmarks;
+DROP TABLE playlists;
+DROP TABLE tags;
+DROP TABLE media_files;
diff --git a/service/src/main/db/sqls/20151209054632-initial-schema-up.sql b/service/src/main/db/sqls/20151209054632-initial-schema-up.sql
new file mode 100644
index 0000000..393da47
--- /dev/null
+++ b/service/src/main/db/sqls/20151209054632-initial-schema-up.sql
@@ -0,0 +1,77 @@
+CREATE TABLE media_files (
+  id SERIAL PRIMARY KEY,
+  name VARCHAR NOT NULL,
+  artist_id INTEGER,
+  album_id INTEGER,
+  play_count INTEGER NOT NULL DEFAULT 0,
+  comment VARCHAR DEFAULT ''
+);
+
+CREATE TABLE tags (
+  id SERIAL PRIMARY KEY,
+  name VARCHAR UNIQUE NOT NULL
+);
+
+CREATE TABLE playlists (
+  id SERIAL PRIMARY KEY,
+  name VARCHAR NOT NULL,
+  media_file_ids INTEGER[] NOT NULL
+);
+
+CREATE TABLE bookmarks (
+  id SERIAL PRIMARY KEY,
+  name VARCHAR,
+  playlist_id INTEGER NOT NULL,
+  media_file_id INTEGER NOT NULL,
+  play_index INTEGER NOT NULL,
+  FOREIGN KEY (playlist_id) REFERENCES playlists(id),
+  FOREIGN KEY (media_file_id) REFERENCES media_files(id)
+);
+
+CREATE TABLE media_files_tags (
+  id SERIAL PRIMARY KEY,
+  media_file_id INTEGER,
+  tag_id INTEGER,
+  FOREIGN KEY (media_file_id) REFERENCES media_files(id),
+  FOREIGN KEY (tag_id) REFERENCES tags(id)
+);
+
+CREATE TABLE artists (
+  id SERIAL PRIMARY KEY,
+  name VARCHAR NOT NULL
+);
+
+CREATE TABLE albums (
+  id SERIAL PRIMARY KEY,
+  name VARCHAR NOT NULL,
+  year INTEGER
+);
+
+CREATE TABLE images (
+  id SERIAL PRIMARY KEY,
+  url VARCHAR
+);
+
+CREATE TABLE artists_images (
+  id SERIAL PRIMARY KEY,
+  artist_id INTEGER,
+  image_id INTEGER,
+  FOREIGN KEY (artist_id) REFERENCES artists (id),
+  FOREIGN KEY (image_id) REFERENCES images (id)
+);
+
+CREATE TABLE albums_images (
+  id SERIAL PRIMARY KEY,
+  album_id INTEGER,
+  image_id INTEGER,
+  FOREIGN KEY (album_id) REFERENCES albums (id),
+  FOREIGN KEY (image_id) REFERENCES images (id)
+);
+
+CREATE TABLE artists_albums (
+  artist_id INTEGER NOT NULL,
+  album_id INTEGER NOT NULL,
+  PRIMARY KEY (artist_id, album_id),
+  FOREIGN KEY (artist_id) REFERENCES artists (id),
+  FOREIGN KEY (album_id) REFERENCES albums (id)
+);