Diesel migrations

diesel.toml

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+# For documentation on how to configure this file,
+# see https://diesel.rs/guides/configuring-diesel-cli
+
+[print_schema]
+file = "src/schema.rs"
+
+[migrations_directory]
+dir = "migrations"

migrations/00000000000000_diesel_initial_setup/down.sql

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+-- 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

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+-- 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/2022-11-04-171408_create_chats/down.sql

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+-- This file should undo anything in `up.sql`
+DROP TABLE chats

migrations/2022-11-04-171408_create_chats/up.sql

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+-- Your SQL goes here
+CREATE TABLE chats (
+  id BIGINT PRIMARY KEY,
+  name TEXT NOT NULL
+)

migrations/2022-11-04-172210_create_users/down.sql

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+-- This file should undo anything in `up.sql`
+DROP TABLE users

migrations/2022-11-04-172210_create_users/up.sql

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+-- Your SQL goes here
+
+-- Your SQL goes here
+CREATE TABLE users (
+  id BIGINT PRIMARY KEY,
+  first_name TEXT NOT NULL,
+  last_name TEXT,
+  username TEXT,
+  karma INT DEFAULT 0,
+  messages_count INT DEFAULT 0
+)

migrations/2022-11-04-173323_create_chat_tags/down.sql

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+-- This file should undo anything in `up.sql`
+DROP TABLE chat_tags

migrations/2022-11-04-173323_create_chat_tags/up.sql

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+-- Your SQL goes here
+CREATE TABLE chat_tags (
+  id BIGSERIAL PRIMARY KEY,
+  chat_id BIGINT references chats(id) NOT NULL,
+  tag varchar(16) NOT NULL
+)

migrations/2022-11-04-173903_create_karma/down.sql

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+-- This file should undo anything in `up.sql`
+DROP TABLE karma

migrations/2022-11-04-173903_create_karma/up.sql

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+-- Your SQL goes here
+create TABLE karma (
+    id BIGSERIAL PRIMARY KEY,
+    chat_id BIGINT REFERENCES chats(id) NOT NULL,
+    user_from BIGINT REFERENCES users(id) NOT NULL,
+    user_to BIGINT REFERENCES users(id) NOT NULL,
+    karma SMALLINT NOT NULL,
+    message_id BIGINT NOT NULL,
+    message_text TEXT,
+    created TIMESTAMPTZ NOT NULL DEFAULT NOW()
+)

migrations/2022-11-04-174746_create_warnings/down.sql

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+-- This file should undo anything in `up.sql`
+
+DROP TABLE warnings

migrations/2022-11-04-174746_create_warnings/up.sql

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+-- Your SQL goes here
+create TABLE warnings (
+    id BIGSERIAL PRIMARY KEY,
+    chat_id BIGINT REFERENCES chats(id) NOT NULL,
+    user_from BIGINT REFERENCES users(id) NOT NULL,
+    user_to BIGINT REFERENCES users(id) NOT NULL,
+    reason TEXT,
+    message_id BIGINT,
+    message_text TEXT,
+    created TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    active BOOLEAN NOT NULL DEFAULT TRUE
+)

migrations/2022-11-04-175349_create_triggers/down.sql

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+-- This file should undo anything in `up.sql`
+DROP TABLE triggers

migrations/2022-11-04-175349_create_triggers/up.sql

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+-- Your SQL goes here
+
+CREATE TABLE triggers (
+    id BIGSERIAL PRIMARY KEY,
+    tag VARCHAR(16) NOT NULL,
+    text TEXT NOT NULL
+)

src/godette/models.rs

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+use diesel::prelude::*;
+use crate::schema::{chats, users};
+
+#[derive(Queryable)]
+pub struct Chat {
+    pub id: i64,
+    pub name: String
+}
+
+#[derive(Insertable)]
+#[diesel(table_name = chats)]
+pub struct NewChat {
+    pub id: i64,
+    pub name: &str,
+}
+
+#[derive(Queryable)]
+pub struct User {
+    pub id: i64,
+    pub first_name: String,
+    pub last_name: Option<String>,
+    pub username: Option<String>,
+    pub karma: i32,
+    pub messages_count: i32,
+}
+
+#[derive(Insertable)]
+pub struct NewUser<'a> {
+    pub id: i64,
+    pub first_name: &'a str,
+    pub last_name: &'a str,
+    pub username: &'a str,
+    pub karma: i32,
+    pub messages_count: i32,
+}

src/schema.rs

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+// @generated automatically by Diesel CLI.
+
+diesel::table! {
+    chat_tags (id) {
+        id -> Int8,
+        chat_id -> Int8,
+        tag -> Varchar,
+    }
+}
+
+diesel::table! {
+    chats (id) {
+        id -> Int8,
+        name -> Text,
+    }
+}
+
+diesel::table! {
+    karma (id) {
+        id -> Int8,
+        chat_id -> Int8,
+        user_from -> Int8,
+        user_to -> Int8,
+        karma -> Int2,
+        message_id -> Int8,
+        message_text -> Nullable<Text>,
+        created -> Timestamptz,
+    }
+}
+
+diesel::table! {
+    triggers (id) {
+        id -> Int8,
+        tag -> Varchar,
+        text -> Text,
+    }
+}
+
+diesel::table! {
+    users (id) {
+        id -> Int8,
+        first_name -> Text,
+        last_name -> Nullable<Text>,
+        username -> Nullable<Text>,
+        karma -> Nullable<Int4>,
+        messages_count -> Nullable<Int4>,
+    }
+}
+
+diesel::table! {
+    warnings (id) {
+        id -> Int8,
+        chat_id -> Int8,
+        user_from -> Int8,
+        user_to -> Int8,
+        reason -> Nullable<Text>,
+        message_id -> Nullable<Int8>,
+        message_text -> Nullable<Text>,
+        created -> Timestamptz,
+        active -> Bool,
+    }
+}
+
+diesel::joinable!(chat_tags -> chats (chat_id));
+diesel::joinable!(karma -> chats (chat_id));
+diesel::joinable!(warnings -> chats (chat_id));
+
+diesel::allow_tables_to_appear_in_same_query!(
+    chat_tags,
+    chats,
+    karma,
+    triggers,
+    users,
+    warnings,
+);