Implement dynamically getting board data

internal/database/handlers.go

@@ -0,0 +1,34 @@
+package database
+
+import (
+	"database/sql"
+)
+
+func GetBoards(db *sql.DB) ([]Board, error) {
+	rows, err := db.Query(`select id, name, slug, tag from boards order by slug`)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+
+	var result []Board
+	for rows.Next() {
+		var b Board
+		err := rows.Scan(&b.Id, &b.Name, &b.Slug, &b.Tag)
+		if err != nil {
+			return nil, err
+		}
+		result = append(result, b)
+	}
+
+	return result, rows.Err()
+}
+
+func GetBoard(db *sql.DB, slug string) (Board, error) {
+	row := db.QueryRow(`SELECT id, name, slug, tag FROM boards WHERE slug = ?`, slug)
+
+	var result Board
+	row.Scan(&result.Id, &result.Name, &result.Slug, &result.Tag)
+
+	return result, row.Err()
+}

internal/database/models.go

@@ -0,0 +1,26 @@
+package database
+
+import "time"
+
+type Board struct {
+	Id   int
+	Slug string
+	Name string
+	Tag  string
+}
+
+type Thread struct {
+	Id        int
+	BoardId   int
+	Subject   string
+	CreatedAt time.Time
+	BumpedAt  time.Time
+}
+
+type Post struct {
+	Id        int
+	ThreadId  int
+	Author    string
+	Body      string
+	CreatedAt time.Time
+}

internal/database/seed.sql

@@ -0,0 +1,52 @@
+PRAGMA foreign_keys = ON;
+
+-- ======================
+-- Tables
+-- ======================
+
+CREATE TABLE IF NOT EXISTS boards (
+    id INTEGER PRIMARY KEY,
+    slug TEXT NOT NULL UNIQUE,
+    name TEXT NOT NULL,
+    tag TEXT NOT NULL
+);
+
+CREATE TABLE IF NOT EXISTS threads ( 
+    id INTEGER PRIMARY KEY AUTOINCREMENT, 
+    board_id INTEGER NOT NULL,
+    subject TEXT NOT NULL DEFAULT '',
+    created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
+    bumped_at DATETIME DEFAULT CURRENT_TIMESTAMP,
+    FOREIGN KEY (board_id) REFERENCES boards(id) ON DELETE CASCADE
+);
+
+CREATE TABLE IF NOT EXISTS posts (
+    id INTEGER PRIMARY KEY AUTOINCREMENT,
+    thread_id INTEGER NOT NULL,
+    author TEXT DEFAULT 'Anonymous',
+    body TEXT NOT NULL,
+    created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
+    FOREIGN KEY (thread_id) REFERENCES threads(id) ON DELETE CASCADE
+);
+
+-- ======================
+-- Seed data
+-- ======================
+
+-- Boards
+
+INSERT INTO boards (slug, name, tag) VALUES 
+    ('comfy', 'Comfy', 'Be comfy, fren'),
+    ('g', 'Technology', 'Beep boop');
+
+-- Welcome threads
+
+  -- /comfy/
+    INSERT INTO threads (board_id, subject) VALUES ( 
+        (SELECT id FROM boards WHERE slug='comfy'),
+        'Welcome to /comfy/.' 
+    );
+    INSERT INTO posts (thread_id, body) VALUES (
+        (SELECT id FROM threads WHERE subject LIKE 'Welcome to /comfy/.%'),
+        'Post comfy. Be nice.'
+    );