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scottmcarthur/Program.cs

Last active August 29, 2015 13:55
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Demo of ServiceStack Form Post Collection Data
Raw
index.html
<!DOCTYPE html>
<html>
<head>
<title>Create Recipe</title>
<style>
body { padding: 30px; margin: 0; font-family: helvetica, arial, verdana; font-size: 16px; }
h1,h2,h3 { padding: 0; margin: 0; line-height: normal;}
label { display: inline-block; width: 140px; text-align: right; margin-right: 5px; }
form { margin-top: 20px; }
#RecipeName {font-size: 22px; }
#Ingredients { padding: 10px; background-color: #f0f0f0; }
#Steps { background-color: #f8f8f8; padding: 10px 10px 0 10px; margin-bottom: 20px; }
.step { padding: 10px; border-bottom: 1px solid #dfdfdf; }
.step:last-child { border-bottom: none; }
</style>
</head>
<body>
<h1>Create Recipe</h1>
<form action="/Recipes" method="POST" enctype="multipart/form-data">
<!-- Recipe Name -->
<input type="text" name="Name" value="Pancakes" id="RecipeName" /><br/>
<!-- Ingredients -->
<div id="Ingredients">
<h2>Ingredients</h2>
<div class="ingredient">
<label>Name</label><input type="text" name="IngredientName" value="Flour" />
<label>Quantity</label><input type="text" name="IngredientQuantityName" value="Grams" />
<label>Value</label><input type="text" name="IngredientQuantityValue" value="120" />
</div>
<div class="ingredient">
<label>Name</label><input type="text" name="IngredientName" value="Water" />
<label>Quantity</label><input type="text" name="IngredientQuantityName" value="Milliletres" />
<label>Value</label><input type="text" name="IngredientQuantityValue" value="500" />
</div>
</div>
<!-- Steps -->
<div id="Steps">
<h2>Steps</h2>
<div class="step">
<label>Name</label><input type="text" name="StepName" value="1 - Prepare" /><br/>
<label>Description</label><input type="text" name="StepDescription" value="Measure 120 grams of flour ..." /><br/>
<label>Duration</label><input type="text" name="StepDuration" value="15" /><br/>
</div>
<div class="step">
<label>Name</label><input type="text" name="StepName" value="2 - Mix" /><br/>
<label>Description</label><input type="text" name="StepDescription" value="Add the ingredients to a large bowl and mix" /><br/>
<label>Duration</label><input type="text" name="StepDuration" value="5" /><br/>
</div>
<div class="step">
<label>Name</label><input type="text" name="StepName" value="3 - Bake" /><br/>
<label>Description</label><input type="text" name="StepDescription" value="Place the tray into an oven for about 25 minutes" /><br/>
<label>Duration</label><input type="text" name="StepDuration" value="25" /><br/>
</div>
</div>
<input type="submit" value="Create Recipe"/>
</form>
</body>
</html>
Raw
Program.cs
using System;
using ServiceStack;
namespace Tests.Recipe
{
class MainClass
{
public static void Main()
{
// Very basic console host
var appHost = new AppHost(500);
appHost.Init();
appHost.Start("http://*:8081/");
Console.ReadKey();
}
}
public class AppHost : AppHostHttpListenerPoolBase
{
public AppHost(int poolSize) : base("Recipe Service", poolSize, typeof(RecipeService).Assembly)
{
}
public override void Configure(Funq.Container container)
{
Config = new HostConfig {
DebugMode = true
};
}
}
[Route("/Recipes", "POST")]
public class CreateRecipeRequest : IReturn<Recipe>
{
public string Name { get; set; }
public string[] StepName { get; set; }
public string[] StepDescription { get; set; }
public int[] StepDuration { get; set; }
public string[] IngredientName { get; set; }
public string[] IngredientQuantityName { get; set; }
public decimal[] IngredientQuantityValue { get; set; }
}
public class Recipe
{
public string Name { get; set; }
public Ingredient[] Ingredients { get; set; }
public Step[] Steps { get; set; }
}
public class Ingredient
{
public string Name { get; set; }
public string QuantityName { get; set; }
public decimal Quantity { get; set; }
}
public class Step
{
public string Name { get; set; }
public string Description { get; set; }
public int Duration { get; set; }
}
public class RecipeService : Service
{
public Recipe Post(CreateRecipeRequest request)
{
// Convert the flat CreateRecipeRequest object to a structured Recipe object
// Steps
int numberOfSteps = request.StepName.Length;
// Ingredients
int numberOfIngredients = request.IngredientName.Length;
// Check there is a description and duration for all steps
if(request.StepDescription == null || request.StepDescription.Length != numberOfSteps || request.StepDuration == null || request.StepDuration.Length != numberOfSteps)
throw new Exception("There must be a duration and description for all steps");
// Create the Recipe object
var recipe = new Recipe { Name = request.Name, Steps = new Step[numberOfSteps], Ingredients = new Ingredient[numberOfIngredients] };
for(int s = 0; s < numberOfSteps; s++)
recipe.Steps[s] = new Step { Name = request.StepName[s], Description = request.StepDescription[s], Duration = request.StepDuration[s] };
// Check there is a quantity type and quantity value for all ingredients
if(request.IngredientQuantityName == null || request.IngredientQuantityName.Length != numberOfIngredients || request.IngredientQuantityValue == null || request.IngredientQuantityValue.Length != numberOfIngredients)
throw new Exception("The quantity must be provided for each ingredient");
for(int i = 0; i < numberOfIngredients; i++)
recipe.Ingredients[i] = new Ingredient { Name = request.IngredientName[i], QuantityName = request.IngredientQuantityName[i], Quantity = request.IngredientQuantityValue[i] };
/*
* Recipe can now be accessed through a logical collection:
*
* recipe.Name
* recipe.Steps[0].Name
* recipe.Ingredients[1].Quantity
*
*/
return recipe;
}
}
}
Raw
Usage.md

##Usage

Create a new empty ServiceStack v4 console application. Paste in program.cs. Copy index.html to the bin directory and run. Then simply navigate to http://localhost:8081/index.html.

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