Archived
114 lines
4.0 KiB
Kotlin
114 lines
4.0 KiB
Kotlin
package com.denizk0461.studip.sheet
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import android.os.Bundle
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import android.view.LayoutInflater
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import android.view.View
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import androidx.appcompat.content.res.AppCompatResources.getDrawable
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import com.denizk0461.studip.R
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import com.denizk0461.studip.data.viewBinding
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import com.denizk0461.studip.databinding.ItemSheetPreferenceBinding
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import com.denizk0461.studip.databinding.SheetAllergenBinding
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import com.denizk0461.studip.model.Allergens
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import com.denizk0461.studip.model.CanteenOfferGroupElement
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import com.denizk0461.studip.model.DietaryPreferences
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/**
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* This class is used to display further information on a canteen offer to the user. Unlike the name
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* implies, it displays more than just allergens.
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*
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* @param offer item to display further information on
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* @param category category the offer belongs to
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*/
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class AllergenSheet(
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private val offer: CanteenOfferGroupElement,
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private val category: String,
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) : AppSheet(R.layout.sheet_allergen) {
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// View binding
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private val binding: SheetAllergenBinding by viewBinding(SheetAllergenBinding::bind)
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override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
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super.onViewCreated(view, savedInstanceState)
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binding.apply {
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// Category header
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textCategory.text = getString(R.string.sheet_category, category)
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// Offer text
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textTitle.text = offer.title
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// Iterate through all dietary preferences
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offer.dietaryPreferences.toList().forEachIndexed { index, c ->
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// If a preference is met, inflate a view to display it
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if (c == 't') {
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// Inflate the view
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val prefLine = ItemSheetPreferenceBinding.inflate(LayoutInflater.from(context))
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val (stringId, drawableId) = DietaryPreferences.getData(index)
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// Add the localised text for the preference
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prefLine.preferenceText.text = getString(stringId)
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// Set the appropriate icon
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prefLine.preferenceImage.setImageDrawable(
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getDrawable(
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context,
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drawableId,
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)
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)
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// Add the view to the sheet's view container
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containerPreferences.addView(prefLine.root)
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}
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}
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// Allergen and additive notice
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textContent.text = offer.allergens.compileAllergenString()
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// Show a price, if one is available
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if (offer.price.isBlank()) {
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textPrice.visibility = View.GONE
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} else {
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textPrice.visibility = View.VISIBLE
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textPrice.text = offer.price
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}
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}
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}
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/**
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* Retrieves localised strings for all allergens present in a given offer and compiles them into
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* a human-readable string, if any allergens are present.
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*
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* @return a string of all allergens
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*/
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private fun String.compileAllergenString(): String {
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// Let the user know if no allergens are present
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if (this.isBlank()) return getString(R.string.allergens_none)
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// Stores all localised allergens
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var allergenString = ""
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// Used to insert a delimiter if more than one allergen is found
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var isFirst = true
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// Split all allergens to iterate through them
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val allergens = this.replace(" ", "").split(",")
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// Iterate through all allergens
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allergens.forEach { allergen ->
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// Insert a delimiter if more than one allergen is found
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if (!isFirst) allergenString += ", "
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// Add a localised string for the allergen
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allergenString += getString(Allergens.getStringRes(allergen))
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// Set when the first allergen has been processed
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isFirst = false
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}
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// Insert the allergens into a template string
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return getString(R.string.allergens_contains, allergenString)
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}
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} |