Blue like jazz
This commit is contained in:
parent
b186a40103
commit
a3ad382437
31
config.ts
31
config.ts
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@ -1,11 +1,24 @@
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import file from "@/config.json" assert { type: "json" };
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export interface Config {
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postgres: {
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url: string;
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};
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mailgun: {
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apiKey?: string;
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domain?: string;
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};
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}
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const defaults: Record<string, [string, (val: string) => unknown]> = {
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DATABASE_URL: ["postgresql://postgres:@127.0.0.1:5432/lyricscreen",
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function envOrWarn(key: string, fallback?: string): string | undefined {
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const val = Deno.env.get(key);
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if (!val) console.warn(`${key} is not set!`);
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return val || fallback;
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}
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export const config = {
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postgres: {
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url: envOrWarn(
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"POSTGRES_URL",
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"postgresql://postgres:@127.0.0.1:5432/lyricscreen",
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),
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},
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};
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export const envs = Object.entries(defaults).map(([key, default]) => {
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const val: string | null = Deno.env.get(key) || null;
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if (!val) console.warn(`${key} not set!`);
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return val;
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});
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@ -1,4 +1,4 @@
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import { query } from "@/db/mod.ts";
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import { queryArray } from "@/db/mod.ts";
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const id = "id uuid primary key default generate_ulid()";
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@ -14,6 +14,22 @@ const updatedAtTimestamp = "updated_at timestamptz not null default now()";
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const timestamps = [createdAtTimestamp, updatedAtTimestamp];
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const extensions = [
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"uuid-ossp",
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"pgcrypto",
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];
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const functions = [
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`
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create or replace function generate_ulid() returns uuid
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as $$
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select (lpad(to_hex(floor(extract(epoch from clock_timestamp()) * 1000)::bigint), 12, '0') || encode(gen_random_bytes(10), 'hex'))::uuid;
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$$ language sql
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`,
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`
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`,
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];
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const tables: Record<string, TableSpec> = {
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"note": {
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columns: [id, "content text not null", ...timestamps],
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@ -41,8 +57,7 @@ const tables: Record<string, TableSpec> = {
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"create type user_token_type as enum ('session', 'reset')",
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],
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columns: [
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id,
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"token_digest bytea not null unique",
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"token_digest bytea unique",
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"type user_token_type not null",
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"sent_to text not null",
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createdAtTimestamp,
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@ -86,45 +101,60 @@ const tables: Record<string, TableSpec> = {
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},
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};
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const dropTables = Object.entries(tables).reverse().map(([name, _meta]) =>
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`drop table if exists "${name}";`
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const createExtensions = extensions.map((s) =>
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`create extension if not exists "${s.trim()}";`
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).join("\n");
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const createTables = Object.entries(tables).map(([name, meta]) => `
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const createFunctions = functions.map((s) => s.trim() + ";").join("\n");
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const dropTables = Object.entries(tables).reverse().map(([name, _meta]) =>
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`drop table if exists "${name.trim()}";`
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).join("\n");
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const createTables = Object.entries(tables).map(([rawName, meta]) => {
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const name = rawName.trim();
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return `
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-- CREATE TABLE ${name}
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${(meta.prepStatements || []).map((s) => `${s};`).join("\n")}
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${(meta.prepStatements || []).map((s) => `${s.trim()};`).join("\n")}
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create table "${name}" (
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${meta.columns.concat(meta.additionalTableStatements || []).join(",\n ")}
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${
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meta.columns.concat(meta.additionalTableStatements || []).map((s) =>
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s.trim()
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).join(",\n ")
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}
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);
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${(meta.additionalStatements || []).map((s) => `${s};`).join("\n")}
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`).map((s) => s.trim()).join("\n\n");
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${(meta.additionalStatements || []).map((s) => `${s.trim()};`).join("\n")}
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`;
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}).map((s) => s.trim()).join("\n\n");
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const queryString = `
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begin;
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${dropTables}
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create extension if not exists "uuid-ossp";
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create extension if not exists "pgcrypto";
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${createExtensions}
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create or replace function generate_ulid() returns uuid
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as $$
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select (lpad(to_hex(floor(extract(epoch from clock_timestamp()) * 1000)::bigint), 12, '0') || encode(gen_random_bytes(10), 'hex'))::uuid;
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$$ language sql;
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${createFunctions}
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${createTables}
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commit;
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`;
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const setupResult = await query(queryString);
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console.debug(setupResult);
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console.log(queryString);
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try {
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const setupResult = await queryArray(queryString);
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console.debug(setupResult);
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} catch (err) {
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console.log("Failed to run migration setup query:", { ...err });
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throw err;
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}
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const seedQuery = `
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insert into note (content) values ('Hello, notes!');
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-- TODO: create reserved usernames?
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with new_user as (
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`;
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const seedResult = await query(seedQuery);
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console.debug(seedResult);
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console.log(seedQuery);
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try {
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const seedResult = await queryArray(seedQuery);
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console.debug(seedResult);
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} catch (err) {
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console.log("Failed to run migration seed query:", { ...err });
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throw err;
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}
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63
db/mod.ts
63
db/mod.ts
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@ -4,17 +4,19 @@ import {
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} from "https://deno.land/x/postgres@v0.16.1/mod.ts";
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import {
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type QueryArguments,
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type QueryArrayResult,
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type QueryObjectResult,
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} from "https://deno.land/x/postgres@v0.16.1/query/query.ts?s=QueryArguments";
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import { config } from "@/config.ts";
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import { type Note } from "@/types.ts";
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export { PostgresError };
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export { type QueryObjectResult };
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const databaseUrl = Deno.env.get("DATABASE_URL") ||
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"postgresql://postgres:@127.0.0.1:5432/lyricscreen";
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const pool = new Pool(databaseUrl, 3, true);
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const pool = new Pool(config.postgres.url, 3, true);
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export async function query<T>(
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export async function queryObject<T>(
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sql: string,
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...args: QueryArguments[]
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): Promise<QueryObjectResult<T> | null> {
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try {
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const connection = await pool.connect();
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try {
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result = connection.queryObject<T>(sql, ...args);
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result = await connection.queryObject<T>({
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camelcase: true,
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text: sql,
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args,
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});
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} catch (err) {
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console.error("Error querying database:", err);
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console.error("Error querying database:", { ...err });
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} finally {
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connection.release();
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}
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}
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return result;
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}
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export async function queryArray<T extends unknown>(
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sql: string,
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...args: QueryArguments[]
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): Promise<QueryArrayResult<T[]> | null> {
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let result = null;
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try {
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const connection = await pool.connect();
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try {
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result = await connection.queryArray<T[]>({
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text: sql,
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args,
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});
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} catch (err) {
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console.error("Error querying database:", { ...err });
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} finally {
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connection.release();
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}
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} catch (err) {
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console.error("Error connecting to database:", err);
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}
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return result;
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}
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export async function listNotes() {
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return await queryObject<Note>(
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"select * from note order by created_at desc",
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);
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}
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export async function getNote(id: string | { id: string }) {
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const idVal = typeof id == "object" ? id.id : id;
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console.debug("getNote id =", idVal);
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return await queryObject<Note>(
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"select * from note where id = $1",
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[idVal],
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);
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}
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export async function createNote({ content }: Omit<Note, "id" | "createdAt">) {
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return await queryObject<Note>(
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"insert into note (content) values ($1) returning *",
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[content],
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);
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}
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@ -1,7 +1,7 @@
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import { HandlerContext, Handlers, PageProps } from "$fresh/server.ts";
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import { compare } from "https://deno.land/x/bcrypt@v0.4.1/mod.ts";
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import { Page } from "@/components/Page.tsx";
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import { query } from "@/db/mod.ts";
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import { queryObject } from "@/db/mod.ts";
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type UserID = string;
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return await context.render({ message: "no password provided" });
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}
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const result = await query<
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const result = await queryObject<
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{ id: string; username: string; password_digest: string }
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>(
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`select * from "user" where username = $1`,
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`select id, username, password_digest from "user" where username = $1`,
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[username],
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);
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if (result == null || result.rows.length < 1) {
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@ -1,19 +1,13 @@
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import { Handlers, PageProps } from "$fresh/server.ts";
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import { query } from "@/db/mod.ts";
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import { listNotes } from "@/db/mod.ts";
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import { Page } from "@/components/Page.tsx";
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interface Note {
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id: string;
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created_at: Date;
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content: string;
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}
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import { type Note } from "@/types.ts";
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export const handler: Handlers<Note[]> = {
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async GET(_request, context) {
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const result = await query("select * from note order by created_at desc");
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if (result == null) throw "unable to fetch from database";
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const notes = result.rows as Note[];
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return await context.render(notes);
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const result = await listNotes();
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if (!result) throw "unable to fetch from database";
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return await context.render(result.rows);
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},
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};
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</textarea>
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<input class="mt-2" type="submit" value="Post" />
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</form>
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{notes.map(({ id, content, created_at }) => (
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{notes.map(({ id, content, createdAt }) => (
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<div class="my-4" key={id}>
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<span>
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<a href={`/note/${id}`} class="text-blue-500">Note {id}</a>{" "}
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created at {created_at.toLocaleString()}
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created at {createdAt.toLocaleString()}
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</span>
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<blockquote class="mt-2 pl-4 border-l(solid 4)">
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<pre>{content}</pre>
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@ -1,32 +1,25 @@
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import { Handlers, PageProps } from "$fresh/server.ts";
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import { query } from "@/db/mod.ts";
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import { getNote } from "@/db/mod.ts";
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import { Page } from "@/components/Page.tsx";
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interface Note {
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id: string;
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created_at: Date;
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content: string;
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}
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import { type Note } from "@/types.ts";
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export const handler: Handlers<Note> = {
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async GET(request, context) {
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console.debug({ request, context });
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const result = await query(
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"select * from note where id = $1 order by created_at desc",
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[context.params["id"]],
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);
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if (result == null) throw "unable to fetch from database";
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const result = await getNote(context.params.id);
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if (!result) throw "unable to fetch from database";
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const [note] = result.rows as Note[];
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return await context.render(note);
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},
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};
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export default function NotesPage(
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{ data: { id, created_at, content } }: PageProps<Note>,
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{ data: { id, createdAt, content } }: PageProps<Note>,
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) {
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return (
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<Page>
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<h1>Note {id} created at {created_at.toLocaleString()}</h1>
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<a href="/note">Back to notes</a>
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<h1>Note {id} created at {createdAt.toLocaleString()}</h1>
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<div class="my-4" key={id}>
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<blockquote class="mt-2 pl-4 border-l(solid 4)">
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<pre>{content}</pre>
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@ -1,5 +1,5 @@
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import { Handlers, PageProps } from "$fresh/server.ts";
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import { query } from "@/db/mod.ts";
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import { queryObject } from "@/db/mod.ts";
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import { Page } from "@/components/Page.tsx";
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type NoteID = string;
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@ -8,7 +8,7 @@ export const handler: Handlers<NoteID> = {
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async POST(request, context) {
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const content = (await request.formData()).get("content");
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if (!content) throw "no content provided";
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const result = await query<{ id: string }>(
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const result = await queryObject<{ id: string }>(
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"insert into note (content) values ($1) returning id",
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[content],
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);
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@ -1,6 +1,6 @@
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import { Handlers, PageProps } from "$fresh/server.ts";
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import { Page } from "@/components/Page.tsx";
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import { PostgresError, query } from "@/db/mod.ts";
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import { PostgresError, queryObject } from "@/db/mod.ts";
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import { hash } from "https://deno.land/x/bcrypt@v0.4.1/mod.ts";
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type UserID = string;
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@ -23,7 +23,7 @@ export const handler: Handlers<UserID | RegistrationError | null> = {
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}
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const password_digest = await hash(password.toString());
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try {
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const result = await query<{ user_id: string }>(
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const result = await queryObject<{ user_id: string }>(
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`
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with new_user as (
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insert into "user" (username, password_digest, status)
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@ -62,7 +62,7 @@ export const handler: Handlers<UserID | RegistrationError | null> = {
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) {
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return await context.render({
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message:
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`Username must ONLY be comprised of letters, number, dashes, and underscores`,
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`Username must ONLY be comprised of letters, number, dashes, and underscores and must be 2 to 79 characters long`,
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});
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}
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throw err;
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