feat: add migrations to create database and add / change features down the line

2025-10-21 10:42:52 +02:00
parent ef21a18b87
commit 0764a6b06a
3 changed files with 265 additions and 38 deletions
--- a/src/backend/migrations/V001__create_base_tables.sql
+++ b/src/backend/migrations/V001__create_base_tables.sql
@@ -0,0 +1,132 @@
+BEGIN TRANSACTION;
+
+CREATE TABLE IF NOT EXISTS semesterapparat (
+    id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
+    name TEXT,
+    prof_id INTEGER,
+    fach TEXT,
+    appnr INTEGER,
+    erstellsemester TEXT,
+    verlängert_am TEXT,
+    dauer BOOLEAN,
+    verlängerung_bis TEXT,
+    deletion_status INTEGER,
+    deleted_date TEXT,
+    apparat_id_adis INTEGER,
+    prof_id_adis INTEGER,
+    konto INTEGER,
+    FOREIGN KEY (prof_id) REFERENCES prof (id)
+  );
+
+CREATE TABLE IF NOT EXISTS media (
+    id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
+    bookdata TEXT,
+    app_id INTEGER,
+    prof_id INTEGER,
+    deleted INTEGER DEFAULT (0),
+    available BOOLEAN,
+    reservation BOOLEAN,
+    FOREIGN KEY (prof_id) REFERENCES prof (id),
+    FOREIGN KEY (app_id) REFERENCES semesterapparat (id)
+  );
+
+CREATE TABLE IF NOT EXISTS files (
+    id INTEGER PRIMARY KEY,
+    filename TEXT,
+    fileblob BLOB,
+    app_id INTEGER,
+    filetyp TEXT,
+    prof_id INTEGER REFERENCES prof (id),
+    FOREIGN KEY (app_id) REFERENCES semesterapparat (id)
+    );
+
+CREATE TABLE IF NOT EXISTS messages (
+    id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
+    created_at date NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    message TEXT NOT NULL,
+    remind_at date NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    user_id INTEGER NOT NULL,
+    appnr INTEGER,
+    FOREIGN KEY (user_id) REFERENCES user (id)
+  );
+
+CREATE TABLE IF NOT EXISTS prof (
+    id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
+    titel TEXT,
+    fname TEXT,
+    lname TEXT,
+    fullname TEXT NOT NULL UNIQUE,
+    mail TEXT,
+    telnr TEXT
+  );
+
+CREATE TABLE IF NOT EXISTS user (
+    id integer NOT NULL PRIMARY KEY AUTOINCREMENT,
+    created_at datetime NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    username TEXT NOT NULL UNIQUE,
+    password TEXT NOT NULL,
+    salt TEXT NOT NULL,
+    role TEXT NOT NULL,
+    email TEXT UNIQUE,
+    name TEXT
+  );
+
+CREATE TABLE IF NOT EXISTS subjects (
+    id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
+    name TEXT NOT NULL UNIQUE
+);
+
+CREATE TABLE IF NOT EXISTS elsa (
+    id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
+    date TEXT NOT NULL,
+    semester TEXT NOT NULL,
+    prof_id INTEGER NOT NULL
+  );
+
+CREATE TABLE IF NOT EXISTS elsa_files (
+    id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
+    filename TEXT NOT NULL,
+    fileblob BLOB NOT NULL,
+    elsa_id INTEGER NOT NULL,
+    filetyp TEXT NOT NULL,
+    FOREIGN KEY (elsa_id) REFERENCES elsa (id)
+  );
+
+CREATE TABLE IF NOT EXISTS elsa_media (
+    id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
+    work_author TEXT,
+    section_author TEXT,
+    year TEXT,
+    edition TEXT,
+    work_title TEXT,
+    chapter_title TEXT,
+    location TEXT,
+    publisher TEXT,
+    signature TEXT,
+    issue TEXT,
+    pages TEXT,
+    isbn TEXT,
+    type TEXT,
+    elsa_id INTEGER NOT NULL,
+    FOREIGN KEY (elsa_id) REFERENCES elsa (id)
+  );
+
+CREATE TABLE IF NOT EXISTS neweditions (
+    id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
+    new_bookdata TEXT,
+    old_edition_id INTEGER,
+    for_apparat INTEGER,
+    ordered BOOLEAN DEFAULT (0),
+    FOREIGN KEY (old_edition_id) REFERENCES media (id),
+    FOREIGN KEY (for_apparat) REFERENCES semesterapparat (id)
+);
+
+-- Helpful indices to speed up frequent lookups and joins
+CREATE INDEX IF NOT EXISTS idx_media_app_prof ON media(app_id, prof_id);
+CREATE INDEX IF NOT EXISTS idx_media_deleted ON media(deleted);
+CREATE INDEX IF NOT EXISTS idx_media_available ON media(available);
+CREATE INDEX IF NOT EXISTS idx_messages_remind_at ON messages(remind_at);
+CREATE INDEX IF NOT EXISTS idx_semesterapparat_prof ON semesterapparat(prof_id);
+CREATE INDEX IF NOT EXISTS idx_semesterapparat_appnr ON semesterapparat(appnr);
+
+COMMIT;