/// <summary>
/// Loads currently selected (or new) construction data
/// </summary>
private void LoadCurrentConstruction()
{
bool isNew = false;
if (this.currentConstruction == null)
{
this.currentConstruction = new ChimneyConstruction();
isNew = true;
}
// Load selections
this.cbx_Option_1.SelectedIndex =
(isNew)
? -1
: this.currentConstruction.SelectedOptions[0];
this.cbx_Option_2.SelectedIndex =
(isNew)
? -1
: this.currentConstruction.SelectedOptions[1];
this.cbx_Option_3.SelectedIndex =
(isNew)
? -1
: this.currentConstruction.SelectedOptions[2];
this.cbx_Option_4.SelectedIndex =
(isNew)
? -1
: this.currentConstruction.SelectedOptions[3];
this.cbx_Option_5.SelectedIndex =
(isNew)
? -1
: this.currentConstruction.SelectedOptions[4];
this.cbx_Air.IsChecked = this.currentConstruction.IsWithVentilation;
// Load construction data
this.tbx_Name.Text = this.currentConstruction.Name;
this.tbx_ChimneyHeigth.Text = this.currentConstruction.ChimneyHeight.ToString();
this.tbx_ChimneyHeadHeight.Text = this.currentConstruction.ChimneyHeadHeight.ToString();
}
/// <summary>
/// Loads data for newly selected construction
/// </summary>
/// <param name="sender">Sender</param>
/// <param name="e">EventArgs</param>
private void OnConstructionsSelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (this.dg_Constructions.SelectedItem != null)
{
//Load selected Chimney construction
this.currentConstruction = (ChimneyConstruction)this.dg_Constructions.SelectedItem;
// Load its settings
LoadCurrentConstruction();
// Go to tab to update construction
SwitchTabs(this.CurrentTab, this.tab_Step1);
}
}
/// <summary>
/// Creates new construction and jump to next step
/// </summary>
/// <param name="nextStep">TabItem to jump after creation new construction</param>
private void CreateNewChimneyConstruction(TabItem nextStep)
{
// Create new SDK Construction
this.currentConstruction = null;
// Load its settings
LoadCurrentConstruction();
// Draw invalid default chimney
this.IsResultValid = DrawDefaultChimney();
// Go to step 1 to edit new construction
SwitchTabs(CurrentTab, nextStep);
}
/// Updates materials needed in Chimney construction
/// </summary>
/// <param name="connection">Database connection</param>
/// <param name="construction">Chímney construction to calculate</param>
/// <param name="index">Number of constructions in module</param>
/// <returns>Returns MainItems list calculated from constructions</returns>
public MainItem CalculateConstruction(DatabaseConnection connection, ChimneyConstruction construction, int index)
{
// Result
MainItem chimneyMainItem = new MainItem();
chimneyMainItem.Analysis = new ItemAnalysis();
chimneyMainItem.ID = string.Format("{0}-{1}", Properties.Resources.MAIN_ITEM_ID_CHIMNEY, index);
chimneyMainItem.Name = construction.Name;
chimneyMainItem.MeasureUnit = Properties.Resources.LABEL_CHIMNEY_MEASURE_UNIT;
chimneyMainItem.Quantity = 1;
chimneyMainItem.Kind = Properties.Resources.TEXT_KIND_CHIMNEY;
// Get construction result code to load materials
string resultCode = construction.ResultCode;
if (string.IsNullOrEmpty(resultCode))
{
chimneyMainItem.Note = Properties.Resources.MESSAGE_NO_MATERIAL_FOUND;
return chimneyMainItem;
}
// New material set
Hashtable materials = new Hashtable();
// Create MainItem for every construction
// Load materials related to construction result code
DataSet materialRelations =
connection.GetMaterialSourcesForAutomaticConstructions(resultCode);
if (materialRelations == null)
{
chimneyMainItem.Note = Properties.Resources.MESSAGE_NO_MATERIAL_FOUND;
return chimneyMainItem;
}
try
{
// Browse all loaded materials
foreach (DataRow relatedMaterial in materialRelations.Tables[0].Rows)
{
// All columns are marked as NOT NULL in databse
string materialID = relatedMaterial["MaterialID"] as string;
string dimension = relatedMaterial["Rozmer"] as string;
decimal usage =
Utilities.StringUtils.ParseDecimalFromString(
relatedMaterial["Mnozstvi"].ToString(),
0
);
// Load material from database by id
DataSet materialSet =
connection.GetMaterialById(materialID);
if (materialSet == null || materialSet.Tables[0].Rows.Count == 0)
continue; // No material found
// Create Material
MaterialItem material =
new MaterialItem(materialSet.Tables[0].Rows[0]);
material.UsageMeasureUnit =
Utilities.StringUtils.GetUsageMeasureUnit(
material.MeasureUnit,
chimneyMainItem.MeasureUnit
);
// Set its usage and quantity based on coeficient from database and quantity from construction
SetChimneyMaterialUsage(material, construction, dimension.Trim(), usage);
material.Quantity = chimneyMainItem.CountAnalyzedItemQuantity(material.Usage);
// Adds material to new hashtable result
// Material can be new, or can be already used -> sum their quantities
AddMaterialToHashTable(materials, material, construction.Name);
}
// Update material list an unit price
UpdateList(chimneyMainItem, materials);
chimneyMainItem.CalculateUnitPrice();
}
catch (Exception ex)
{
Karafa.Errors.KarafaLogger.LogError(ex);
}
// Return result
return chimneyMainItem;
}
/// <summary>
/// Sets material usage based on parameters
/// </summary>
/// <param name="material">Material to update</param>
/// <param name="construction">Sdk contstruction</param>
/// <param name="dimension">Specify the part of SDK construction material belongs to</param>
/// <param name="usage">Coeficient for material quantity</param>
private void SetChimneyMaterialUsage(MaterialItem material, ChimneyConstruction construction, string dimension, decimal usage)
{
// Switch needs constants expressions in case, that is why can not be used
decimal quantity;
// Quantity is based on dimension and coeficient
if (dimension.Equals(Properties.Resources.HTK_CHIM_CHIMNEY_COUNT))
{
quantity = construction.ChimneysCount;
}
else
if (dimension.Equals(Properties.Resources.HTK_CHIM_REDUCTED_HEIGHT))
{
// Reduce height
quantity = (decimal)(construction.ChimneyHeight - Properties.Settings.Default.ChimneyReduction);
quantity /= 100; // cm -> m
}
else
if (dimension.Equals(Properties.Resources.HTK_CHIM_CLEAN_HEIGHT))
{
quantity = (decimal)(construction.ChimneyHeight - construction.ChimneyHeadHeight);
quantity /= 100; // cm -> m
}
else
if (dimension.Equals(Properties.Resources.HTK_CHIM_CHIMNEY_HEIGHT))
{
quantity = (decimal)construction.ChimneyHeight / 100; // cm -> m
}
else
if (dimension.Equals(Properties.Resources.HTK_CHIM_CHIMNEY_HEAD_HEIGHT))
{
quantity = (decimal)construction.ChimneyHeadHeight / 100; // cm -> m
}
else
{
quantity = 0;
}
// Save quantity
material.Usage = usage * quantity;
}
/// <summary>
/// When construction is being saved, corresponding MainItem has to be updated
/// </summary>
/// <param name="connection">Database connection</param>
/// <param name="construction">Construction to update/add</param>
public void UpdateChimneyConstructionMainItem(DatabaseConnection connection, ChimneyConstruction construction)
{
// Get index of Constructions -> MainItem is on the same index
int index =
this.ChimneyConstructions == null
? -1
: this.ChimneyConstructions.IndexOf(construction);
// Get new Main Item
MainItem result = new ChimneyModule(null).CalculateConstruction(connection, construction, index);
// New item
if (index == -1)
{
this.ChimneyConstructions.Add(construction);
this.ChimneyMainItems.Add(result);
return;
}
// Old result
this.ChimneyMainItems[index] = result;
}
/// <summary>
/// Removes given Chimney construction
/// </summary>
/// <param name="construction">Construction to remove</param>
/// <returns>Returns corresponding MainItem</returns>
public MainItem RemoveChimneyConstruction(ChimneyConstruction construction)
{
int index = this.ChimneyConstructions.IndexOf(construction);
if (index != -1)
{
// Remove construction and MainItem from proepr lists
this.ChimneyConstructions.Remove(construction);
MainItem item = this.ChimneyMainItems[index];
this.ChimneyMainItems.Remove(item);
return item;
}
return null;
}