fahipay serialized multi-login added

app/src/main/java/sh/sar/basedbank/BasedBankApp.kt

@@ -17,14 +17,42 @@ class BasedBankApp : Application() {
     // Held in memory after successful login; cleared on logout
     var accounts: List<MibAccount> = emptyList()
     var fullName: String = ""
-    var mibSession: MibSession? = null
-    var mibProfiles: List<MibProfile> = emptyList()
+    /** Active MIB sessions keyed by loginId (= MIB username). */
+    val mibSessions: MutableMap<String, MibSession> = mutableMapOf()
+    val mibProfilesMap: MutableMap<String, List<MibProfile>> = mutableMapOf()
+    val mibLoginFlows: MutableMap<String, MibLoginFlow> = mutableMapOf()
+    var mibAccounts: List<MibAccount> = emptyList()
     /** Active BML sessions keyed by loginId (= BML username). */
     val bmlSessions: MutableMap<String, BmlSession> = mutableMapOf()
     var bmlAccounts: List<MibAccount> = emptyList()
-    var fahipaySession: FahipaySession? = null
+    /** Active Fahipay sessions keyed by loginId (= profileId). */
+    val fahipaySessions: MutableMap<String, FahipaySession> = mutableMapOf()
     var fahipayAccounts: List<MibAccount> = emptyList()
 
+    /** Returns the MIB session for the given account (matched via loginTag). */
+    fun mibSessionFor(account: MibAccount): MibSession? =
+        mibSessions[account.loginTag.removePrefix("mib_")]
+
+    /** Returns any available MIB session. */
+    fun anyMibSession(): MibSession? = mibSessions.values.firstOrNull()
+
+    /** Returns all MIB profiles across all logins. */
+    fun allMibProfiles(): List<MibProfile> = mibProfilesMap.values.flatten()
+
+    /** Returns the MibLoginFlow for a given loginId, creating and caching it if needed. */
+    fun mibFlowFor(loginId: String): MibLoginFlow =
+        mibLoginFlows.getOrPut(loginId) {
+            MibLoginFlow(CredentialStore(this)).also { flow ->
+                flow.onSessionRefreshed = { session, profiles ->
+                    mibSessions[loginId] = session
+                    mibProfilesMap[loginId] = profiles
+                }
+            }
+        }
+
+    /** Returns any available MibLoginFlow. */
+    fun anyMibFlow(): MibLoginFlow? = mibLoginFlows.values.firstOrNull()
+
     /** Returns the BML session for the given account (matched via loginTag). */
     fun bmlSessionFor(account: MibAccount): BmlSession? =
         bmlSessions[account.loginTag.removePrefix("bml_")]
@@ -32,18 +60,13 @@ class BasedBankApp : Application() {
     /** Returns any available BML session (for non-account-specific operations). */
     fun anyBmlSession(): BmlSession? = bmlSessions.values.firstOrNull()
 
+    /** Returns the Fahipay session for the given account (matched via loginTag = "fahipay_${profileId}"). */
+    fun fahipaySessionFor(account: MibAccount): FahipaySession? =
+        fahipaySessions[account.loginTag.removePrefix("fahipay_")]
+
     /** Serialises all MIB profile-switch + request sequences to prevent session corruption. */
     val mibMutex = Mutex()
 
-    val mibLoginFlow by lazy {
-        MibLoginFlow(CredentialStore(this)).also { flow ->
-            flow.onSessionRefreshed = { session, profiles ->
-                mibSession = session
-                mibProfiles = profiles
-            }
-        }
-    }
-
     override fun onCreate() {
         super.onCreate()
         DynamicColors.applyToActivitiesIfAvailable(this)