De-serialize first history events using Jackson

1 files changed, 154 insertions, 0 deletions

diff --git a/app/src/main/java/net/taler/wallet/history/HistoryEvent.kt b/app/src/main/java/net/taler/wallet/history/HistoryEvent.kt
new file mode 100644
index 0000000..be48ac9
--- /dev/null
+++ b/app/src/main/java/net/taler/wallet/history/HistoryEvent.kt
@@ -0,0 +1,154 @@
+package net.taler.wallet.history
+
+import com.fasterxml.jackson.annotation.*
+import com.fasterxml.jackson.annotation.JsonInclude.Include.NON_EMPTY
+import com.fasterxml.jackson.annotation.JsonSubTypes.Type
+import com.fasterxml.jackson.annotation.JsonTypeInfo.As.PROPERTY
+import com.fasterxml.jackson.annotation.JsonTypeInfo.Id.NAME
+import org.json.JSONObject
+
+open class HistoryEntry(
+    val detail: JSONObject,
+    val type: String,
+    val timestamp: JSONObject
+)
+
+enum class ReserveType {
+    /**
+     * Manually created.
+     */
+    @JsonProperty("manual")
+    MANUAL,
+    /**
+     * Withdrawn from a bank that has "tight" Taler integration
+     */
+    @JsonProperty("taler-bank-withdraw")
+    TALER_BANK_WITHDRAW,
+}
+
+@JsonInclude(NON_EMPTY)
+class ReserveCreationDetail(val type: ReserveType)
+
+
+@JsonInclude(NON_EMPTY)
+class Timestamp(
+    @JsonProperty("t_ms")
+    val ms: Long
+)
+
+@JsonInclude(NON_EMPTY)
+class ReserveShortInfo(
+    /**
+     * The exchange that the reserve will be at.
+     */
+    val exchangeBaseUrl: String,
+    /**
+     * Key to query more details
+     */
+    val reservePub: String,
+    /**
+     * Detail about how the reserve has been created.
+     */
+    val reserveCreationDetail: ReserveCreationDetail
+)
+
+class History: ArrayList<HistoryEvent>()
+
+@JsonTypeInfo(
+    use = NAME,
+    include = PROPERTY,
+    property = "type"
+)
+@JsonSubTypes(
+    Type(value = ExchangeAddedEvent::class, name = "exchange-added"),
+    Type(value = ExchangeUpdatedEvent::class, name = "exchange-updated"),
+    Type(value = ReserveBalanceUpdatedEvent::class, name = "reserve-balance-updated"),
+    Type(value = HistoryWithdrawnEvent::class, name = "withdrawn")
+)
+@JsonIgnoreProperties(
+    value = [
+        "eventId"
+    ]
+)
+abstract class HistoryEvent(
+    val timestamp: Timestamp
+)
+
+
+@JsonTypeName("exchange-added")
+class ExchangeAddedEvent(
+    timestamp: Timestamp,
+    val exchangeBaseUrl: String,
+    val builtIn: Boolean
+) : HistoryEvent(timestamp)
+
+@JsonTypeName("exchange-updated")
+class ExchangeUpdatedEvent(
+    timestamp: Timestamp,
+    val exchangeBaseUrl: String
+) : HistoryEvent(timestamp)
+
+
+@JsonTypeName("reserve-balance-updated")
+class ReserveBalanceUpdatedEvent(
+    timestamp: Timestamp,
+    val newHistoryTransactions: List<ReserveTransaction>,
+    /**
+     * Condensed information about the reserve.
+     */
+    val reserveShortInfo: ReserveShortInfo,
+    /**
+     * Amount currently left in the reserve.
+     */
+    val amountReserveBalance: String,
+    /**
+     * Amount we expected to be in the reserve at that time,
+     * considering ongoing withdrawals from that reserve.
+     */
+    val amountExpected: String
+) : HistoryEvent(timestamp)
+
+@JsonTypeName("withdrawn")
+class HistoryWithdrawnEvent(
+    timestamp: Timestamp,
+    /**
+     * Exchange that was withdrawn from.
+     */
+    val exchangeBaseUrl: String,
+    /**
+     * Unique identifier for the withdrawal session, can be used to
+     * query more detailed information from the wallet.
+     */
+    val withdrawSessionId: String,
+    val withdrawalSource: WithdrawalSource,
+    /**
+     * Amount that has been subtracted from the reserve's balance
+     * for this withdrawal.
+     */
+    val amountWithdrawnRaw: String,
+    /**
+     * Amount that actually was added to the wallet's balance.
+     */
+    val amountWithdrawnEffective: String
+) : HistoryEvent(timestamp)
+
+
+@JsonTypeInfo(
+    use = NAME,
+    include = PROPERTY,
+    property = "type"
+)
+@JsonSubTypes(
+    Type(value = WithdrawalSourceReserve::class, name = "reserve")
+)
+abstract class WithdrawalSource
+
+@JsonTypeName("tip")
+class WithdrawalSourceTip(
+    val tipId: String
+) : WithdrawalSource()
+
+@JsonTypeName("reserve")
+class WithdrawalSourceReserve(
+    val reservePub: String
+) : WithdrawalSource()