.gitignore

@@ -1 +1,3 @@
 /target
+.env
+

Cargo.lock

@@ -374,6 +374,12 @@ version = "3.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "37ccbd214614c6783386c1af30caf03192f17891059cecc394b4fb119e363de3"
 
+[[package]]
+name = "byteorder"
+version = "1.4.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
+
 [[package]]
 name = "cache-padded"
 version = "1.2.0"
@@ -523,6 +529,29 @@ dependencies = [
  "cipher",
 ]
 
+[[package]]
+name = "diesel"
+version = "1.4.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b28135ecf6b7d446b43e27e225622a038cc4e2930a1022f51cdb97ada19b8e4d"
+dependencies = [
+ "bitflags",
+ "byteorder",
+ "diesel_derives",
+ "pq-sys",
+]
+
+[[package]]
+name = "diesel_derives"
+version = "1.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "45f5098f628d02a7a0f68ddba586fb61e80edec3bdc1be3b921f4ceec60858d3"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "digest"
 version = "0.9.0"
@@ -859,6 +888,7 @@ name = "inventory-system"
 version = "0.1.0"
 dependencies = [
  "async-std",
+ "diesel",
  "env_logger",
  "log",
  "rust-embed",
@@ -1045,6 +1075,15 @@ version = "0.2.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "eb9f9e6e233e5c4a35559a617bf40a4ec447db2e84c20b55a6f83167b7e57872"
 
+[[package]]
+name = "pq-sys"
+version = "0.4.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3b845d6d8ec554f972a2c5298aad68953fd64e7441e846075450b44656a016d1"
+dependencies = [
+ "vcpkg",
+]
+
 [[package]]
 name = "proc-macro-hack"
 version = "0.5.19"
@@ -1668,6 +1707,12 @@ dependencies = [
  "version_check",
 ]
 
+[[package]]
+name = "vcpkg"
+version = "0.2.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "accd4ea62f7bb7a82fe23066fb0957d48ef677f6eeb8215f372f52e48bb32426"
+
 [[package]]
 name = "version_check"
 version = "0.9.4"

Cargo.toml

@@ -12,5 +12,6 @@ env_logger = "0.9"
 async-std = "1"
 
 tide = "0.16.0"
+diesel = { version = "1.4", features = ["postgres"] }
 
 rust-embed = { version = "6.2.0", features = ["interpolate-folder-path"]}

diesel.toml

@@ -0,0 +1,5 @@
+# For documentation on how to configure this file,
+# see diesel.rs/guides/configuring-diesel-cli
+
+[print_schema]
+file = "src/schema.rs"

migrations/00000000000000_diesel_initial_setup/down.sql

@@ -0,0 +1,6 @@
+-- This file was automatically created by Diesel to setup helper functions
+-- and other internal bookkeeping. This file is safe to edit, any future
+-- changes will be added to existing projects as new migrations.
+
+DROP FUNCTION IF EXISTS diesel_manage_updated_at(_tbl regclass);
+DROP FUNCTION IF EXISTS diesel_set_updated_at();

migrations/00000000000000_diesel_initial_setup/up.sql

@@ -0,0 +1,36 @@
+-- This file was automatically created by Diesel to setup helper functions
+-- and other internal bookkeeping. This file is safe to edit, any future
+-- changes will be added to existing projects as new migrations.
+
+
+
+
+-- Sets up a trigger for the given table to automatically set a column called
+-- `updated_at` whenever the row is modified (unless `updated_at` was included
+-- in the modified columns)
+--
+-- # Example
+--
+-- ```sql
+-- CREATE TABLE users (id SERIAL PRIMARY KEY, updated_at TIMESTAMP NOT NULL DEFAULT NOW());
+--
+-- SELECT diesel_manage_updated_at('users');
+-- ```
+CREATE OR REPLACE FUNCTION diesel_manage_updated_at(_tbl regclass) RETURNS VOID AS $$
+BEGIN
+    EXECUTE format('CREATE TRIGGER set_updated_at BEFORE UPDATE ON %s
+                    FOR EACH ROW EXECUTE PROCEDURE diesel_set_updated_at()', _tbl);
+END;
+$$ LANGUAGE plpgsql;
+
+CREATE OR REPLACE FUNCTION diesel_set_updated_at() RETURNS trigger AS $$
+BEGIN
+    IF (
+        NEW IS DISTINCT FROM OLD AND
+        NEW.updated_at IS NOT DISTINCT FROM OLD.updated_at
+    ) THEN
+        NEW.updated_at := current_timestamp;
+    END IF;
+    RETURN NEW;
+END;
+$$ LANGUAGE plpgsql;

migrations/2022-07-21-115312_create_users/down.sql

@@ -0,0 +1,3 @@
+-- This file should undo anything in `up.sql`
+
+DROP TABLE IF EXISTS users;

migrations/2022-07-21-115312_create_users/up.sql

@@ -0,0 +1,6 @@
+-- Your SQL goes here
+
+CREATE TABLE users (
+    id UUID PRIMARY KEY NOT NULL DEFAULT gen_random_uuid(),
+    nickname VARCHAR NOT NULL
+);

src/schema.rs

@@ -0,0 +1,6 @@
+table! {
+    users (id) {
+        id -> Uuid,
+        nickname -> Varchar,
+    }
+}