feat withdrawal

src/lib.rs

@@ -1,7 +1,43 @@
-#[cfg(test)]
-mod tests {
-    #[test]
-    fn it_works() {
-        assert_eq!(2 + 2, 4);
-    }
+use serde::{Deserialize, Serialize};
+
+#[derive(Debug, Serialize, Deserialize)]
+pub enum Tag {
+    #[serde(rename = "withdrawalRequest")]
+    WithdrawalRequest,
+}
+
+/// Withdrawal is a withdrawal resource.
+#[derive(Debug, Serialize, Deserialize)]
+pub struct Withdrawal {
+    /// A default withdrawal invoice description
+    #[serde(rename = "defaultDescription")]
+    pub default_description: String,
+    /// a second-level url which would accept a withdrawal
+    /// lightning invoice as query parameter
+    pub callback: String,
+    /// an ephemeral secret which would allow user to withdraw funds
+    pub k1: String,
+    /// max withdrawable amount for a given user on a given service
+    #[serde(rename = "maxWithdrawable")]
+    pub max_withdrawable: u64,
+    /// An optional field, defaults to 1 MilliSatoshi if not present,
+    /// can not be less than 1 or more than `maxWithdrawable`
+    #[serde(rename = "minWithdrawable")]
+    pub min_withdrawable: Option<u64>,
+    /// tag of the request
+    pub tag: Tag,
+}
+
+#[derive(Debug, Serialize, Deserialize)]
+pub enum ResponseStatus {
+    ERROR,
+    OK,
+}
+
+/// Response is the response format returned by Service.
+/// Example: `{\"status\":\"ERROR\",\"reason\":\"error detail...\"}"`
+#[derive(Debug, Serialize, Deserialize)]
+pub struct Response {
+    pub status: ResponseStatus,
+    pub reason: Option<String>,
 }