diesel

* introduce database ORM

Signed-off-by: Ralf Zerres <ralf.zerres@networkx.de>

.env

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+RUST_LOG=advotracker=info
+DATABASE_URL=./advotracker.sqlite3
+#DATABASE_URL=postgres://username:password@localhost/advotracker

diesel.toml

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+# For documentation on how to configure this file,
+# see diesel.rs/guides/configuring-diesel-cli
+
+[print_schema]
+file = "src/schema.rs"
+#filter = { only_tables = [ "User", "UserRole" ] }

migrations/2019-11-06-123836_advotracker/down.sql

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+/*
+ * advotracker - Hotline tackingtool for Advocats
+ *
+ * Copyright 2019 Ralf Zerres <ralf.zerres@networkx.de>
+ * SPDX-License-Identifier: 0BSD
+ */
+
+DROP INDEX IF EXISTS NumberHarm_ix_numberHarm;
+DROP TABLE IF EXISTS NumberHarm;
+DROP INDEX IF EXISTS UserClaim_ix_userId;
+DROP TABLE IF EXISTS UserClaim;
+DROP VIEW IF EXISTS View_UserRole;
+DROP INDEX IF EXISTS UserUserRole_ix_roleId;
+DROP INDEX IF EXISTS UserUserRole_ix_userId;
+DROP TABLE IF EXISTS UserUserRole;
+DROP TABLE IF EXISTS UserRole;
+DROP TABLE IF EXISTS User;

migrations/2019-11-06-123836_advotracker/up.sql

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+/*
+ * advotracker - Hotline tackingtool for Advocats
+ *
+ * Copyright 2019 Ralf Zerres <ralf.zerres@networkx.de>
+ * SPDX-License-Identifier: (0BSD, MIT)
+ */
+
+-- echo ".read <this_file> |
+--      sqlite3 advotracker.db \
+
+CREATE TABLE IF NOT EXISTS claims (
+       id INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
+       id_user INTEGER  NOT NULL,
+       type VARCHAR,
+       value VARCHAR,
+       date_created TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
+       id_user_changed INTEGER NOT NULL,
+       date_changed TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
+       -- CONSTRAINTS
+       CONSTRAINT claims_fk_id_user FOREIGN KEY (id_user)
+		  REFERENCES users (id) ON DELETE CASCADE ON UPDATE CASCADE
+);
+CREATE INDEX IF NOT EXISTS claims_ix_id_user ON claims (id_user);
+
+CREATE TABLE IF NOT EXISTS harms (
+       id INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
+       id_harm VARCHAR NOT NULL,
+       id_policyholder VARCHAR,
+       id_callback VARCHAR,
+       date_fallback TIMESTAMP,
+       date_recording TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
+       id_user INTEGER NOT NULL,
+       date_created TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
+       id_user_changed INTEGER NOT NULL,
+       date_changed TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
+);
+CREATE INDEX IF NOT EXISTS harms_ix_number_harm ON harms (id_harm);
+
+CREATE TABLE IF NOT EXISTS roles (
+       id INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
+       name VARCHAR NOT NULL,
+       date_created TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
+       id_user_changed INTEGER NOT NULL,
+       date_changed TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
+       -- Constraints
+       CONSTRAINT user_roles_uk_name UNIQUE (name)
+);
+
+CREATE TABLE IF NOT EXISTS users (
+       id INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
+       last_name VARCHAR NOT NULL,
+       first_name VARCHAR,
+       alias_name VARCHAR,
+       email VARCHAR,
+       /* email_confirmed boolean NOT NULL DEFAULT 0, */
+       email_confirmed INTEGER,
+       initials VARCHAR,
+       password_hash VARCHAR,
+       date_created TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
+       id_changed Integer NOT NULL,
+       date_changed TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
+       -- Constraints
+       CONSTRAINT users_ck_email_confirmed CHECK (email_confirmed IN (0,1))
+);
+CREATE INDEX IF NOT EXISTS users_ix_email ON users (email);
+
+CREATE TABLE IF NOT EXISTS user_roles (
+       /* id INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT, */
+       id_user INTEGER NOT NULL,
+       id_role INTEGER NOT NULL,
+       -- Constraints
+       CONSTRAINT user_roles_pk_id_user_id_role PRIMARY KEY (id_user, id_role),
+       CONSTRAINT user_roles_fk_id_user FOREIGN KEY (id_user)
+	   REFERENCES users (id) ON DELETE CASCADE ON UPDATE CASCADE,
+	   CONSTRAINT user_roles_fk_id_role FOREIGN KEY (id_role)
+	   REFERENCES roles (id) ON DELETE CASCADE ON UPDATE CASCADE
+);
+CREATE INDEX IF NOT EXISTS user_roles_ix_id_user ON user_roles (id_user);
+CREATE INDEX IF NOT EXISTS user_roles_ix_id_role ON user_roles (id_role);
+
+CREATE VIEW IF NOT EXISTS view_user_roles
+       AS SELECT
+       users.id_user AS id_user,
+       users.last_name AS last_name,
+       users.first_name AS first_name,
+       users.email AS email,
+       users.user_initials AS initials,
+       role.user_rolename AS role_name
+       FROM user_roles
+       INNER JOIN users ON users.id_user = user_roles.id_user
+       INNER JOIN roles ON user_roles.id = user_roles.id_role;
+
+-- end