Add tech_docs/TypeScript_getting_started.md

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Let me outline a strategic learning path that leverages both TypeScript's strengths and AI's capabilities.
```typescript
// PHASE 1: TypeScript Foundations & Modern Patterns
// -----------------------------------------------
type LearningPath = {
basics: {
// Start here
types: "Basic types, interfaces, type inference";
functions: "Arrow functions, parameters, return types";
generics: "Understanding reusable type patterns";
example: () => {
interface Item<T> {
id: string;
data: T;
createdAt: Date;
}
// Generic function example
const createItem = <T>(data: T): Item<T> => ({
id: crypto.randomUUID(),
data,
createdAt: new Date()
});
}
};
modernPatterns: {
// These are harder for AI to "just write"
composition: "Prefer composition over inheritance";
immutability: "Understanding state management";
functionalConcepts: "Pure functions, mapping, reducing";
example: () => {
// Composition example
interface HasLogger {
log(msg: string): void;
}
interface HasStorage {
save(data: unknown): void;
}
// Compose behaviors rather than inherit
class UserService implements HasLogger, HasStorage {
log(msg: string) { console.log(msg); }
save(data: unknown) { localStorage.setItem('user', JSON.stringify(data)); }
}
}
};
}
// PHASE 2: Project-Based Learning
// -----------------------------
type ProjectPath = {
small: {
// Start with manageable scope
project: "Task Manager";
focus: "State management, CRUD operations";
stack: "React + TypeScript";
learning: "Component design, state patterns";
};
medium: {
project: "Real-time Chat";
focus: "Data flow, async operations";
stack: "React + TypeScript + WebSocket";
learning: "Event handling, real-time updates";
};
large: {
project: "Project Management Tool";
focus: "Complex state, business logic";
stack: "Full-stack TypeScript";
learning: "System design, data modeling";
};
}
// PHASE 3: AI Integration Strategy
// -----------------------------
type AIStrategy = {
useAI: {
// Where to leverage AI
codeGeneration: "Boilerplate code, repetitive patterns";
debugging: "Error analysis, quick fixes";
refactoring: "Code improvement suggestions";
};
focusHuman: {
// Where to focus your learning
architecture: "System design patterns";
typeDesign: "Creating robust type systems";
stateManagement: "Data flow and state patterns";
};
}
```
Practical Learning Sequence:
1. Foundation Week (1-2 weeks):
```typescript
// Focus on TypeScript basics
interface User {
id: string;
name: string;
email: string;
}
// Understanding type systems
type UserRole = 'admin' | 'user' | 'guest';
// Practice with functions
const processUser = (user: User, role: UserRole): void => {
// Implementation
}
```
2. React + TypeScript (2-3 weeks):
```typescript
// Learn component patterns
interface Props {
user: User;
onUpdate: (user: User) => void;
}
const UserProfile: React.FC<Props> = ({ user, onUpdate }) => {
// Implementation
}
```
3. State Management (2-3 weeks):
```typescript
// Understanding global state
type AppState = {
user: User | null;
settings: Settings;
theme: 'light' | 'dark';
}
// Learning reducers
type Action =
| { type: 'SET_USER'; payload: User }
| { type: 'UPDATE_SETTINGS'; payload: Partial<Settings> }
```
4. Project Phase (4-6 weeks):
```typescript
// Build real applications
// Start small, increment complexity
class ProjectManager {
private state: ProjectState;
constructor() {
this.state = this.initialState();
}
// Add features incrementally
addFeature() {
// New functionality
}
}
```
Weekly Learning Goals:
```typescript
type WeeklyPlan = {
week1: "TypeScript foundations, type systems";
week2: "React with TypeScript, components";
week3: "State management patterns";
week4: "Start project 1 - Task Manager";
week5to6: "Complete project 1, learn testing";
week7to8: "Project 2 - Real-time features";
week9to12: "Larger project, system design";
}
```
Would you like me to:
1. Detail any specific phase more thoroughly?
2. Provide specific project starter code?
3. Explain particular patterns in more depth?
The key is to build incrementally while understanding the "why" behind each pattern. This makes your knowledge more resilient to changes in technology and more valuable than just knowing syntax.