Casased 0.2.0

Casased C# Library

.NET library for accessing Casablanca Stock Exchange (Bourse de Casablanca) market data.

Installation

NuGet Package Manager

Install-Package Casased

.NET CLI

dotnet add package Casased

Quick Start

using Casased;

// Create client
var client = new CasasedClient();

// Get list of assets
var assets = await client.GetNotationAsync();
foreach (var asset in assets)
{
    Console.WriteLine(asset);
}

// Get historical data
var history = await client.GetHistoryAsync("ATTIJARIWAFA BANK", "2024-01-01", "2024-06-30");
foreach (var record in history)
{
    Console.WriteLine($"{record.Date}: {record.Close}");
}

API Reference

CasasedClient

// Constructor
var client = new CasasedClient();

// Get asset names
Task<List<string>> GetNotationAsync();

// Get assets with ISIN codes
Task<List<AssetInfo>> GetNotationCodeAsync();

// Get ISIN by name
Task<string> GetIsinByNameAsync(string name);

// Get historical data
Task<List<PriceRecord>> GetHistoryAsync(string identifier, string? start = null, string? end = null);

// Get intraday data
Task<List<IntradayRecord>> GetIntradayAsync(string identifier);

Data Models

public record AssetInfo(string Name, string Isin);

public record PriceRecord(
    string Date,
    double Open,
    double High,
    double Low,
    double Close,
    double Variation,
    long Volume
);

public record IntradayRecord(string Time, double Price);

Example: Portfolio Analysis

using Casased;

var client = new CasasedClient();

// Get data for multiple stocks
var stocks = new[] { "ATTIJARIWAFA BANK", "BCP", "Maroc Telecom" };
var portfolioData = new Dictionary<string, List<PriceRecord>>();

foreach (var stock in stocks)
{
    portfolioData[stock] = await client.GetHistoryAsync(stock, "2024-01-01");
}

// Calculate returns
foreach (var (stock, data) in portfolioData)
{
    var returns = CalculateReturns(data);
    Console.WriteLine($"{stock}: Avg Return = {returns.Average():P2}");
}

List<double> CalculateReturns(List<PriceRecord> data)
{
    var returns = new List<double>();
    for (int i = 1; i < data.Count; i++)
    {
        returns.Add((data[i].Close - data[i-1].Close) / data[i-1].Close);
    }
    return returns;
}

Requirements

• .NET 6.0 or later
• System.Net.Http
• System.Text.Json

License

MIT License