Parse postgres connection information out of the environment

.gitignore

@@ -37,3 +37,6 @@ yarn-error.log*
 # typescript
 *.tsbuildinfo
 next-env.d.ts
+
+# Private env files
+.env

package.json

@@ -15,7 +15,9 @@
     "@types/ramda": "^0.29.9",
     "date-fns": "^2.30.0",
     "heat-calendar": "^1.0.7",
+    "kysely": "^0.27.2",
     "next": "^14.1.0",
+    "pg": "^8.11.3",
     "ramda": "^0.29.1",
     "react": "^18",
     "react-calendar-heatmap": "^1.9.0",
@@ -23,12 +25,13 @@
     "react-dom": "^18",
     "react-tooltip": "^5.25.0",
     "reaviz": "^15.2.1",
-    "swr": "^2.2.4"
+    "zod": "^3.22.4"
   },
   "devDependencies": {
     "@testing-library/jest-dom": "^6.1.5",
     "@testing-library/react": "^14.1.2",
     "@types/node": "^20",
+    "@types/pg": "^8.11.0",
     "@types/react": "^18",
     "@types/react-calendar-heatmap": "^1.6.6",
     "@types/react-dom": "^18",
@@ -37,7 +40,8 @@
     "eslint-config-next": "14.0.4",
     "jest": "^29.7.0",
     "jest-environment-jsdom": "^29.7.0",
-    "postcss": "^8",
+    "kysely-codegen": "^0.11.0",
+    "postcss": "^8.4.35",
     "tailwindcss": "^3.3.0",
     "ts-node": "^10.9.2",
     "typescript": "^5"

src/app/fetchData.ts

@@ -1,45 +0,0 @@
-"use server";
-
-import {OverviewConfig} from "@/app/overviewConfig";
-
-export interface Data {
-    projects: {
-        projectId: number,
-        name: string,
-        color: string,
-    }[],
-
-    timeEntries: {
-        projectId: number,
-        start: string,
-        end: string,
-        duration: number,
-        // description: string,
-    }[],
-}
-
-export async function getData(config: OverviewConfig) {
-    const projectIds = config.subjects.map((subject) => subject.projectId);
-    const projectResponse = await fetch(`https://revision.joshuacoles.me/api/project?select=raw_json&toggl_id=in.(${projectIds.join(',')})`);
-    const projects = await projectResponse.json();
-    const projectLensed = projects.map((project: any) => ({
-        projectId: project.raw_json.id,
-        name: project.raw_json.name,
-        color: project.raw_json.color,
-    }));
-
-    const timeEntriesResponse = await fetch(`https://revision.joshuacoles.me/api/time_entry?select=project_id,raw_json&project_id=in.(${projectIds.join(',')})&start=gt.${config.timePeriod.start}&start=lt.${config.timePeriod.end}`);
-    const timeEntries = await timeEntriesResponse.json();
-    const timeEntriesLensed = timeEntries.map((timeEntry: any) => ({
-        projectId: timeEntry.project_id,
-        start: timeEntry.raw_json.start,
-        end: timeEntry.raw_json.end,
-        duration: timeEntry.raw_json.seconds,
-        // description: timeEntry.raw_json.description,
-    }));
-
-    return {
-        projects: projectLensed,
-        timeEntries: timeEntriesLensed,
-    };
-}

src/app/page.tsx

@@ -1,6 +1,18 @@
-import OverviewPage from "@/app/OverviewPage";
-import {semester1Revision} from "@/app/overviewConfig";
+import Link from "next/link";
 
 export default function Home() {
-    return <OverviewPage config={semester1Revision}/>
+    return <main className="m-6 text-slate-900 dark:text-white">
+        <h1 className="text-3xl font-semibold my-2">Work Tracker</h1>
+
+        <ol>
+            <li>
+                <Link href="/sem1-revision" className={"text-blue-500 underline underline-offset-2"}>
+                    Semester 1 Revision
+                </Link>
+            </li>
+            <li>
+                <Link href="/sem2" className={"text-blue-500 underline underline-offset-2"}>Semester 2</Link>
+            </li>
+        </ol>
+    </main>
 }

src/app/sem1-revision/page.tsx

@@ -1,20 +1,6 @@
-export interface OverviewConfig {
-    title: string,
+import OverviewPage, {OverviewConfig} from "@/components/OverviewPage";
 
-    subjects: {
-        title?: string,
-        projectId: number,
-    }[],
-
-    goalHours: number,
-
-    timePeriod: {
-        start: string,
-        end: string
-    },
-}
-
-export const semester1Revision: OverviewConfig = {
+const semester1Revision: OverviewConfig = {
     title: 'Semester 1 Revision',
     goalHours: 4,
     subjects: [
@@ -38,3 +24,7 @@ export const semester1Revision: OverviewConfig = {
         end: "2024-01-25T00:00:00.000Z"
     }
 }
+
+export default function Home() {
+    return <OverviewPage config={semester1Revision}/>
+}

src/app/sem2/page.tsx

@@ -1,9 +1,8 @@
-import OverviewPage from "@/app/OverviewPage";
-import {OverviewConfig} from "@/app/overviewConfig";
+import OverviewPage, {OverviewConfig} from "@/components/OverviewPage";
 
 const semester2: OverviewConfig = {
     title: 'Semester 2',
-    goalHours: 4,
+    goalHours: 7.5,
     subjects: [
         {
             projectId: 195754611,

src/app/utils.ts

@@ -1,4 +0,0 @@
-export const fetcher = (
-    input: string | URL | globalThis.Request,
-    init?: RequestInit,
-) => fetch(input, init).then(res => res.json())

src/components/OverviewPage.tsx

@@ -1,13 +1,28 @@
-import {SubjectComparisonCard} from "@/app/cards/subjectComparisonCard";
-import {CalendarOverviewCard} from "@/app/cards/calendarOverviewCard";
-import {OverviewConfig} from "@/app/overviewConfig";
-import {SubjectOverviewCard} from "@/app/cards/subjectOverviewCard";
-import {getData} from "@/app/fetchData";
+import {SubjectComparisonCard} from "@/components/cards/subjectComparisonCard";
+import {CalendarOverviewCard} from "@/components/cards/calendarOverviewCard";
+import {SubjectOverviewCard} from "@/components/cards/subjectOverviewCard";
+import {getDataSQL} from "@/data/fetchWithSQL";
+
+export interface OverviewConfig {
+    title: string,
+
+    subjects: {
+        title?: string,
+        projectId: number,
+    }[],
+
+    goalHours: number,
+
+    timePeriod: {
+        start: string,
+        end: string
+    },
+}
 
 export default async function OverviewPage({config}: {
     config: OverviewConfig
 }) {
-    const data = await getData(config);
+    const data = await getDataSQL(config);
 
     return (
         <main className="m-6">
@@ -25,6 +40,7 @@ export default async function OverviewPage({config}: {
 
                 <CalendarOverviewCard
                     data={data}
+                    goal={config.goalHours}
                     startTime={config.timePeriod.start}
                     endTime={config.timePeriod.end}
                 />

src/components/cards/calendarOverviewCard.tsx

@@ -4,16 +4,19 @@ import * as R from 'ramda';
 import * as dFns from 'date-fns';
 import CalendarHeatmap from 'react-calendar-heatmap';
 import 'react-calendar-heatmap/dist/styles.css';
-import '../calendar-styles.css'
+import '../../app/calendar-styles.css'
 import {Tooltip} from 'react-tooltip';
-import {Data} from "@/app/fetchData";
+import {Data} from "@/data/fetchData";
 
-const dailyGoal = 4;
 const granularity = 4;
 
-function computeCompletionShade(value: number) {
+function computeCompletionShade(value: number, dailyGoal: number) {
     const linearValue = Math.round((value / dailyGoal) * granularity);
+
+    // If we did something, but not enough to reach the first level, return 1
     if (linearValue == 0 && value > 0) return 1;
+
+    // Clamp to the granularity
     if (linearValue > granularity) return granularity;
     return linearValue;
 }
@@ -50,10 +53,12 @@ function useCalendarData(data: Data, initialDate: Date, endDate: Date) {
 
 export function CalendarOverviewCard({
                                          data,
+                                         goal,
                                          startTime,
-                                         endTime
+                                         endTime,
                                      }: {
     data: Data,
+    goal: number,
     startTime: string,
     endTime: string,
 }) {
@@ -69,7 +74,7 @@ export function CalendarOverviewCard({
             startDate={initialDate}
             endDate={endDate}
             values={calendarData}
-            classForValue={value => `color-github-${computeCompletionShade(value?.count ?? 0)}`}
+            classForValue={value => `color-github-${computeCompletionShade(value?.count ?? 0, goal)}`}
             tooltipDataAttrs={(value: any) => {
                 return value.date ? {
                     'data-tooltip-id': `calendar-tooltip`,

src/components/cards/subjectComparisonCard.tsx

@@ -2,7 +2,7 @@
 
 import {Card, DonutChart, Title} from "@tremor/react";
 import * as R from "ramda";
-import {Data} from "@/app/fetchData";
+import {Data} from "@/data/fetchData";
 
 function useBreakdownData(data: Data): {
     name: string,

src/components/cards/subjectOverviewCard.tsx

@@ -1,5 +1,5 @@
 import {Card, Metric, Text, Title} from "@tremor/react";
-import {Data} from "@/app/fetchData";
+import {Data} from "@/data/fetchData";
 
 export function SubjectOverviewCard({
                                         title,

src/data/database.ts

@@ -0,0 +1,72 @@
+import {DB as Database} from './db' // this is the Database interface we defined earlier
+import {Pool} from 'pg'
+import {Kysely, PostgresDialect} from 'kysely'
+import * as fs from "node:fs";
+import {z} from 'zod';
+
+const envSchema = z.object({
+    POSTGRES_DB: z.string(),
+    POSTGRES_HOST: z.string(),
+    POSTGRES_PORT: z.string().transform((val, ctx) => {
+        const parsed = parseInt(val);
+        if (isNaN(parsed)) {
+            ctx.addIssue({
+                code: z.ZodIssueCode.custom,
+                message: "Not a number",
+            });
+
+            return z.NEVER;
+        }
+        return parsed;
+    }),
+
+    POSTGRES_USER: z.string().optional(),
+    POSTGRES_USER_FILE: z.string().optional(),
+    POSTGRES_PASSWORD: z.string().optional(),
+    POSTGRES_PASSWORD_FILE: z.string().optional(),
+}).refine(
+    env => env.POSTGRES_USER || env.POSTGRES_USER_FILE,
+    {
+        message: "Either POSTGRES_USER or POSTGRES_USER_FILE must be set",
+        path: ["POSTGRES_USER", "POSTGRES_USER_FILE"],
+    }
+).refine(
+    env => env.POSTGRES_PASSWORD || env.POSTGRES_PASSWORD_FILE,
+    {
+        message: "Either POSTGRES_PASSWORD or POSTGRES_PASSWORD_FILE must be set",
+        path: ["POSTGRES_PASSWORD", "POSTGRES_PASSWORD_FILE"],
+    }
+);
+
+const env = envSchema.parse(process.env);
+
+function fileOrEnv(fileKey: keyof typeof env, valueKey: keyof typeof env): string | undefined {
+    const file: string = env[fileKey] as string;
+
+    if (file && fs.existsSync(file)) {
+        return fs.readFileSync(file, 'utf8');
+    }
+
+    return env[valueKey] as string;
+}
+
+function getCredentials() {
+    return {
+        user: fileOrEnv('POSTGRES_USER_FILE', 'POSTGRES_USER'),
+        password: fileOrEnv('POSTGRES_PASSWORD_FILE', 'POSTGRES_PASSWORD'),
+    }
+}
+
+const dialect = new PostgresDialect({
+    pool: new Pool({
+        database: env.POSTGRES_DB,
+        host: env.POSTGRES_HOST,
+        port: env.POSTGRES_PORT,
+        ...getCredentials(),
+        max: 10,
+    })
+})
+
+export const db = new Kysely<Database>({
+    dialect,
+})

src/data/db.d.ts

@@ -0,0 +1,70 @@
+import type {ColumnType, JSONColumnType} from "kysely";
+
+export type Generated<T> = T extends ColumnType<infer S, infer I, infer U>
+  ? ColumnType<S, I | undefined, U>
+  : ColumnType<T, T | undefined, T>;
+
+export type Int8 = ColumnType<string, bigint | number | string, bigint | number | string>;
+
+export type Json = ColumnType<JsonValue, string, string>;
+
+export type JsonArray = JsonValue[];
+
+export type JsonObject = {
+  [K in string]?: JsonValue;
+};
+
+export type JsonPrimitive = boolean | number | string | null;
+
+export type JsonValue = JsonArray | JsonObject | JsonPrimitive;
+
+export type Timestamp = ColumnType<Date, Date | string, Date | string>;
+
+export interface Client {
+  archived: boolean;
+  at: Timestamp;
+  id: number;
+  name: string;
+  server_deleted_at: Timestamp | null;
+  workspace_id: number;
+}
+
+export interface Project {
+  active: boolean;
+  client_id: number | null;
+  id: Generated<number>;
+  name: string;
+  raw_json: JSONColumnType<{
+      color: string;
+      id: number;
+      name: string;
+  }>;
+  toggl_id: Int8;
+  workspace_id: Int8;
+}
+
+export interface TimeEntry {
+  description: string;
+  id: Generated<number>;
+  project_id: Int8 | null;
+  raw_json: JSONColumnType<{
+      start: string;
+      end: string;
+      seconds: number;
+  }>;
+  start: Timestamp;
+  stop: Timestamp;
+  toggl_id: Int8;
+}
+
+export interface TogglPortalSeaqlMigrations {
+  applied_at: Int8;
+  version: string;
+}
+
+export interface DB {
+  client: Client;
+  project: Project;
+  time_entry: TimeEntry;
+  toggl_portal_seaql_migrations: TogglPortalSeaqlMigrations;
+}

src/data/fetchData.ts

@@ -0,0 +1,17 @@
+"use server";
+
+export interface Data {
+    projects: {
+        projectId: number,
+        name: string,
+        color: string,
+    }[],
+
+    timeEntries: {
+        projectId: number,
+        start: string,
+        end: string,
+        duration: number,
+        // description: string,
+    }[],
+}

src/data/fetchWithSQL.ts

@@ -0,0 +1,35 @@
+import {OverviewConfig} from "@/components/OverviewPage";
+import {Data} from "@/data/fetchData";
+import {db} from "@/data/database";
+import * as dFns from "date-fns";
+
+export async function getDataSQL(config: OverviewConfig): Promise<Data> {
+    let projectIds = config.subjects.map((subject) => subject.projectId.toString());
+
+    const projects = await db.selectFrom('project')
+        .select('raw_json')
+        .where('project.toggl_id', 'in', projectIds)
+        .execute();
+
+    const timeEntries = await db.selectFrom('time_entry')
+        .select(['project_id', 'raw_json'])
+        .where('project_id', 'in', projectIds)
+        .where('start', '>', dFns.parseISO(config.timePeriod.start))
+        .where('start', '<', dFns.parseISO(config.timePeriod.end))
+        .execute();
+
+    return {
+        projects: projects.map((project) => ({
+            projectId: project.raw_json.id,
+            name: project.raw_json.name,
+            color: project.raw_json.color,
+        })),
+
+        timeEntries: timeEntries.map((timeEntry) => ({
+            projectId: parseInt(timeEntry.project_id!),
+            start: timeEntry.raw_json.start,
+            end: timeEntry.raw_json.end,
+            duration: timeEntry.raw_json.seconds,
+        })),
+    }
+}