Turning Point

Turning Point is an ios stock advisor app that uses eBest investment securities open API to inform transaction signals and provide stock trading services through AI investment strategies for each stock.

Environment

🗒︎ Table of Contents

What can you do
Features
Technical Background
Structrues
Architecture

🎯 What can you do

You can check the logo of the stock using the backend stock home page table
You can register your shares in the AI model to receive transaction signals through individual prediction models
You can check the charts and details of the stocks you have or the training model, and you can buy or sell them
You can check the transaction information (date, type, price, etc.) sold through the advisor by stock

Guide Images

🖥︎ Features

login	Main Home Tab	Search Stocks

Trading Tab	My page Tab	Stock Detail View

🛠 Technical Background

Serverless AI model communication using Amplify rest api
Load application restart data by storing preferred items, profile images, access tokens, etc. using core data
Stock information and trading communications using eBest open api
Modularization reduces code reuse by managing duplicate view type files
Use inheritance and protocols to manage stock models and manage dependencies
Use modern collection view to configure collection view; efficiently configure data sources and cells; smoother and more efficient configuration
Use Lightweight Charts and Charts libraries to display chart data for high visibility

🏗 Structrues

Project Structure

├── Podfile
├── Podfile.lock
├── Pods
│   ├── Alamofire
│   ├── Charts
│   ├── DropDown
│   ├── Headers
│   ├── LightweightCharts
│   ├── SwiftAlgorithms
│   ├── SwiftyJSON
│   └── TinyConstraints
│
├── amplify
│   ├── #current-cloud-backend
│   │   ├── amplify-meta.json
│   │   ├── api
│   │   │   └── apiTP
│   │   ├── auth
│   │   │   └── turningpoint
│   │   └── function
│   │       └── turningpointd4c149cb
│   │           └── src
│   │               └── index.py #
│   └── backend
│ 
└── autoTradingApp
    ├── CoreData
    │   ├── TransactionCoreDataManager.swift
    │   ├── UserCoreData.xcdatamodeld
    │   │   └── UserCoreData.xcdatamodel
    │   │       └── contents
    │   └── UserCoreDataManager.swift
    │
    ├── Controller
    │   ├── Initial
    │   │   └── InitialViewController.swift
    │   ├── Login
    │   │   └── LoginViewController.swift
    │   ├── MainTabBarController
    │   │   ├── MainTabBarControllerViewController.swift
    │   │   └── TabBarItem
    │   │       ├── Home
    │   │       │   ├── DetailViewController.swift
    │   │       │   ├── MainHomeTabController.swift
    │   │       │   ├── StockTradingViewController.swift
    │   │       │   └── StrategyTableView.swift
    │   │       ├── MyPage
    │   │       │   └── MyPageViewController.swift
    │   │       ├── Search
    │   │       │   ├── SearchViewController.swift
    │   │       │   └── TradableViewController.swift
    │   │       └── Trading
    │   │           └── TradingViewController.swift
    │   └── SignUp
    │       ├── SignUpGuideViewController.swift
    │       ├── SignUpIsUserViewController.swift
    │       └── SignUpTOSViewController.swift
    │
    ├── Model
    │   ├── AlgorithmModel.swift
    │   ├── Network
    │   │   ├── AmplifyManager.swift
    │   │   ├── CellDataModel.swift
    │   │   ├── JSONParser.swift
    │   │   ├── NetworkManager.swift
    │   │   ├── PredictedRawServerResponse.swift
    │   │   └── RequestType.swift
    │   ├── Stock.swift
    │   ├── TradingTransaction.swift
    │   └── UserInfo.swift
    │ 
    │
    ├── View
    │   ├── Initial
    │   │   └── GuideCollectionViewCell.swift
    │   ├── Login
    │   │   ├── CustomTextField.swift
    │   │   ├── LoginView.swift
    │   │   └── temp.swift
    │   ├── MenuTab
    │   │   ├── ChartView2.swift
    │   │   ├── MainTabView
    │   │   │   ├── AdditionalTradingCellView.swift
    │   │   │   ├── DropDownView.swift
    │   │   │   ├── StcokListCellCollectionViewCell.swift
    │   │   │   ├── StockInfoView.swift
    │   │   │   ├── StockTradingViewTableCell.swift
    │   │   │   ├── TradingSegmentedControl.swift
    │   │   │   └── mainTabSegmentedControl.swift
    │   │   ├── MyPage
    │   │   │   └── ExpandableTableViewCell.swift
    │   │   ├── SearchView
    │   │   │   ├── CustomStepper.swift
    │   │   │   ├── SearchViewCustomCell.swift
    │   │   │   └── TransactionView.swift
    │   │   └── TradingView
    │   │       ├── HeaderCell.swift
    │   │       ├── HeaderView.swift
    │   │       ├── TradingCell.swift
    │   │       └── TransactionButton.swift
    │   └── SignUp
    │       ├── SignUpGuideView.swift
    │       ├── SignUpIsUserView.swift
    │       └── SignUpTOSView.swift
    │
    └── Utility
        ├── Array+.swift
        ├── Font
        │   ├── NotoSansFont.swift
        │   ├── NotoSansKR-Bold.otf
        │   └── NotoSansKR-Regular.otf
        ├── GuideConstant.swift
        ├── NSMutableAttributedString.swift
        ├── SwiftyJSON+.swift
        ├── UIColor+.swift
        └── UIImage+.swift

🗺 Architecture

Class Diagram

Flow Chart

Sequence Diagram

Hashswim/TurningPoint