Implemented deserializing BankList.json on iOS (but packaging BankList.json doesn't work yet, manually linked it to iOSApp project)

common/src/iosMain/kotlin/net/dankito/utils/multiplatform/Extensions.kt

@@ -0,0 +1,28 @@
+package net.dankito.utils.multiplatform
+
+import platform.Foundation.NSArray
+import platform.Foundation.NSDictionary
+
+
+fun <T> NSArray.toList(): List<T> {
+    val result = mutableListOf<T>()
+
+    for (i in 0L until this.count.toLong()) {
+        result.add(this.objectAtIndex(i.toULong()) as T)
+    }
+
+    return result
+}
+
+
+fun NSDictionary.getString(key: String): String? {
+    return this.objectForKey(key) as? String
+}
+
+fun NSDictionary.getString(key: String, defaultValue: String): String {
+    return this.getString(key) ?: defaultValue
+}
+
+fun NSDictionary.getStringOrEmpty(key: String): String {
+    return this.getString(key, "")
+}

tools/BankFinder/build.gradle

@@ -24,7 +24,7 @@ kotlin {
         fromPreset(iOSTarget, 'ios') {
             binaries {
                 framework {
-                    baseName = "fints4k"
+                    baseName = "BankFinder"
                 }
             }
         }
@@ -35,6 +35,8 @@ kotlin {
         commonMain {
             dependencies {
                 implementation kotlin("stdlib-common")
+
+                implementation project(":common")
             }
         }
 

tools/BankFinder/src/commonMain/kotlin/net/dankito/banking/bankfinder/BankFinderBase.kt

@@ -1,18 +1,8 @@
 package net.dankito.banking.bankfinder
 
-import net.dankito.utils.serialization.JacksonJsonSerializer
-import org.slf4j.LoggerFactory
-
 
 abstract class BankFinderBase : IBankFinder {
 
-    companion object {
-        const val BankListFileName = "BankList.json"
-
-        private val log = LoggerFactory.getLogger(InMemoryBankFinder::class.java)
-    }
-
-
     protected abstract fun findBankByNameOrCityForNonEmptyQuery(query: String): List<BankInfo>
 
     abstract fun searchBankByBic(bic: String): BankInfo?
@@ -47,24 +37,8 @@ abstract class BankFinderBase : IBankFinder {
     }
 
 
-    protected open fun loadBankListFile(): List<BankInfo> {
+    protected open fun loadBankList(): List<BankInfo> {
-        try {
+        return BankListDeserializer().loadBankList()
-            val bankListString = readBankListFile()
-
-            JacksonJsonSerializer().deserializeList(bankListString, BankInfo::class.java)?.let {
-                return it
-            }
-        } catch (e: Exception) {
-            log.error("Could not load bank list", e)
-        }
-
-        return listOf()
-    }
-
-    protected open fun readBankListFile(): String {
-        val inputStream = BankFinderBase::class.java.classLoader.getResourceAsStream(BankListFileName)
-
-        return inputStream.bufferedReader().readText()
     }
 
 }

tools/BankFinder/src/commonMain/kotlin/net/dankito/banking/bankfinder/BankListDeserializer.kt

@@ -0,0 +1,8 @@
+package net.dankito.banking.bankfinder
+
+
+expect class BankListDeserializer() {
+
+    fun loadBankList(): List<BankInfo>
+
+}

tools/BankFinder/src/commonMain/kotlin/net/dankito/banking/bankfinder/InMemoryBankFinder.kt

@@ -58,7 +58,7 @@ open class InMemoryBankFinder() : BankFinderBase(), IBankFinder {
             return it
         }
 
-        val bankList = loadBankListFile()
+        val bankList = loadBankList()
 
         this.bankListField = bankList
 

tools/BankFinder/src/iosMain/kotlin/net/dankito/banking/bankfinder/BankListDeserializer.kt

@@ -0,0 +1,44 @@
+package net.dankito.banking.bankfinder
+
+import net.dankito.utils.multiplatform.getString
+import net.dankito.utils.multiplatform.getStringOrEmpty
+import net.dankito.utils.multiplatform.toList
+import platform.Foundation.*
+
+
+actual class BankListDeserializer {
+
+    actual fun loadBankList(): List<BankInfo> {
+        val bundle = NSBundle.mainBundle
+
+        bundle.pathForResource("BankList", "json")?.let { bankListJsonPath ->
+            NSData.dataWithContentsOfFile(bankListJsonPath, NSDataReadingMappedIfSafe, null)?.let { bankListData ->
+                NSJSONSerialization.JSONObjectWithData(bankListData, NSJSONReadingMutableContainers, null)?.let { bankListJson ->
+                    (bankListJson as? NSArray)?.let {
+                        return bankListJson.toList<NSDictionary>().map {
+                            mapToBankInfo(it)
+                        }
+                    }
+                }
+            }
+        }
+
+
+        return listOf()
+    }
+
+    private fun mapToBankInfo(bankInfoDict: NSDictionary): BankInfo {
+        return BankInfo(
+            bankInfoDict.getStringOrEmpty("name"),
+            bankInfoDict.getStringOrEmpty("bankCode"),
+            bankInfoDict.getStringOrEmpty("bic"),
+            bankInfoDict.getStringOrEmpty("postalCode"),
+            bankInfoDict.getStringOrEmpty("city"),
+            bankInfoDict.getStringOrEmpty("checksumMethod"),
+            bankInfoDict.getString("pinTanAddress"),
+            bankInfoDict.getString("pinTanVersion"),
+            bankInfoDict.getString("oldBankCode")
+        )
+    }
+
+}

tools/BankFinder/src/jvmMain/kotlin/net/dankito/banking/bankfinder/BankListDeserializer.kt

@@ -0,0 +1,36 @@
+package net.dankito.banking.bankfinder
+
+import net.dankito.utils.multiplatform.log.LoggerFactory
+import net.dankito.utils.serialization.JacksonJsonSerializer
+
+
+actual class BankListDeserializer {
+
+    companion object {
+        const val BankListFileName = "BankList.json"
+
+        private val log = LoggerFactory.getLogger(InMemoryBankFinder::class)
+    }
+
+
+    actual fun loadBankList(): List<BankInfo> {
+        try {
+            val bankListString = readBankListFile()
+
+            JacksonJsonSerializer().deserializeList(bankListString, BankInfo::class.java)?.let {
+                return it
+            }
+        } catch (e: Exception) {
+            log.error(e) { "Could not load bank list" }
+        }
+
+        return listOf()
+    }
+
+    fun readBankListFile(): String {
+        val inputStream = BankFinderBase::class.java.classLoader.getResourceAsStream(BankListFileName)
+
+        return inputStream.bufferedReader().readText()
+    }
+
+}