First pass at subscriptions API

This is an incomplete first pass at building the subscriptions API. More API endpoints are still to be added along with controller tests.

service/src/main/java/org/whispersystems/textsecuregcm/configuration/DonationConfiguration.java

@@ -15,7 +15,6 @@ import javax.validation.constraints.NotNull;
 public class DonationConfiguration {
 
   private String uri;
-  private String apiKey;
   private String description;
   private Set<String> supportedCurrencies;
   private CircuitBreakerConfiguration circuitBreaker = new CircuitBreakerConfiguration();
@@ -32,17 +31,6 @@ public class DonationConfiguration {
     this.uri = uri;
   }
 
-  @JsonProperty
-  @NotEmpty
-  public String getApiKey() {
-    return apiKey;
-  }
-
-  @VisibleForTesting
-  public void setApiKey(final String apiKey) {
-    this.apiKey = apiKey;
-  }
-
   @JsonProperty
   public String getDescription() {
     return description;

service/src/main/java/org/whispersystems/textsecuregcm/configuration/DynamoDbClientConfiguration.java

@@ -0,0 +1,41 @@
+/*
+ * Copyright 2021 Signal Messenger, LLC
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+package org.whispersystems.textsecuregcm.configuration;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import java.time.Duration;
+import javax.validation.constraints.NotEmpty;
+
+public class DynamoDbClientConfiguration {
+
+  private final String region;
+  private final Duration clientExecutionTimeout;
+  private final Duration clientRequestTimeout;
+
+  @JsonCreator
+  public DynamoDbClientConfiguration(
+      @JsonProperty("region") final String region,
+      @JsonProperty("clientExcecutionTimeout") final Duration clientExecutionTimeout,
+      @JsonProperty("clientRequestTimeout") final Duration clientRequestTimeout) {
+    this.region = region;
+    this.clientExecutionTimeout = clientExecutionTimeout != null ? clientExecutionTimeout : Duration.ofSeconds(30);
+    this.clientRequestTimeout = clientRequestTimeout != null ? clientRequestTimeout : Duration.ofSeconds(10);
+  }
+
+  @NotEmpty
+  public String getRegion() {
+    return region;
+  }
+
+  public Duration getClientExecutionTimeout() {
+    return clientExecutionTimeout;
+  }
+
+  public Duration getClientRequestTimeout() {
+    return clientRequestTimeout;
+  }
+}

service/src/main/java/org/whispersystems/textsecuregcm/configuration/DynamoDbTables.java

@@ -0,0 +1,80 @@
+/*
+ * Copyright 2021 Signal Messenger, LLC
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+package org.whispersystems.textsecuregcm.configuration;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import java.time.Duration;
+import javax.validation.Valid;
+import javax.validation.constraints.NotEmpty;
+import javax.validation.constraints.NotNull;
+
+public class DynamoDbTables {
+
+  public static class Table {
+    private final String tableName;
+
+    @JsonCreator
+    public Table(
+        @JsonProperty("tableName") final String tableName) {
+      this.tableName = tableName;
+    }
+
+    @NotEmpty
+    public String getTableName() {
+      return tableName;
+    }
+  }
+
+  public static class TableWithExpiration extends Table {
+    private final Duration expiration;
+
+    @JsonCreator
+    public TableWithExpiration(
+        @JsonProperty("tableName") final String tableName,
+        @JsonProperty("expiration") final Duration expiration) {
+      super(tableName);
+      this.expiration = expiration;
+    }
+
+    @NotNull
+    public Duration getExpiration() {
+      return expiration;
+    }
+  }
+
+  private final IssuedReceiptsTableConfiguration issuedReceipts;
+  private final TableWithExpiration redeemedReceipts;
+  private final Table subscriptions;
+
+  @JsonCreator
+  public DynamoDbTables(
+      @JsonProperty("issuedReceipts") final IssuedReceiptsTableConfiguration issuedReceipts,
+      @JsonProperty("redeemedReceipts") final TableWithExpiration redeemedReceipts,
+      @JsonProperty("subscriptions") final Table subscriptions) {
+    this.issuedReceipts = issuedReceipts;
+    this.redeemedReceipts = redeemedReceipts;
+    this.subscriptions = subscriptions;
+  }
+
+  @Valid
+  @NotNull
+  public IssuedReceiptsTableConfiguration getIssuedReceipts() {
+    return issuedReceipts;
+  }
+
+  @Valid
+  @NotNull
+  public TableWithExpiration getRedeemedReceipts() {
+    return redeemedReceipts;
+  }
+
+  @Valid
+  @NotNull
+  public Table getSubscriptions() {
+    return subscriptions;
+  }
+}

service/src/main/java/org/whispersystems/textsecuregcm/configuration/IssuedReceiptsTableConfiguration.java

@@ -0,0 +1,28 @@
+/*
+ * Copyright 2021 Signal Messenger, LLC
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+package org.whispersystems.textsecuregcm.configuration;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import java.time.Duration;
+import javax.validation.constraints.NotEmpty;
+
+public class IssuedReceiptsTableConfiguration extends DynamoDbTables.TableWithExpiration {
+
+  private final byte[] generator;
+
+  public IssuedReceiptsTableConfiguration(
+      @JsonProperty("tableName") final String tableName,
+      @JsonProperty("expiration") final Duration expiration,
+      @JsonProperty("generator") final byte[] generator) {
+    super(tableName, expiration);
+    this.generator = generator;
+  }
+
+  @NotEmpty
+  public byte[] getGenerator() {
+    return generator;
+  }
+}

service/src/main/java/org/whispersystems/textsecuregcm/configuration/RedeemedReceiptsDynamoDbConfiguration.java

@@ -1,21 +0,0 @@
-/*
- * Copyright 2021 Signal Messenger, LLC
- * SPDX-License-Identifier: AGPL-3.0-only
- */
-
-package org.whispersystems.textsecuregcm.configuration;
-
-import com.fasterxml.jackson.annotation.JsonProperty;
-import java.time.Duration;
-import javax.validation.constraints.NotNull;
-
-public class RedeemedReceiptsDynamoDbConfiguration extends DynamoDbConfiguration {
-
-  private Duration expirationTime;
-
-  @NotNull
-  @JsonProperty
-  public Duration getExpirationTime() {
-    return expirationTime;
-  }
-}

service/src/main/java/org/whispersystems/textsecuregcm/configuration/StripeConfiguration.java

@@ -0,0 +1,34 @@
+/*
+ * Copyright 2021 Signal Messenger, LLC
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+package org.whispersystems.textsecuregcm.configuration;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import javax.validation.constraints.NotEmpty;
+
+public class StripeConfiguration {
+
+  private final String apiKey;
+  private final byte[] idempotencyKeyGenerator;
+
+  @JsonCreator
+  public StripeConfiguration(
+      @JsonProperty("apiKey") final String apiKey,
+      @JsonProperty("idempotencyKeyGenerator") final byte[] idempotencyKeyGenerator) {
+    this.apiKey = apiKey;
+    this.idempotencyKeyGenerator = idempotencyKeyGenerator;
+  }
+
+  @NotEmpty
+  public String getApiKey() {
+    return apiKey;
+  }
+
+  @NotEmpty
+  public byte[] getIdempotencyKeyGenerator() {
+    return idempotencyKeyGenerator;
+  }
+}

service/src/main/java/org/whispersystems/textsecuregcm/configuration/SubscriptionConfiguration.java

@@ -0,0 +1,52 @@
+/*
+ * Copyright 2021 Signal Messenger, LLC
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+package org.whispersystems.textsecuregcm.configuration;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import io.dropwizard.validation.ValidationMethod;
+import java.time.Duration;
+import java.util.Map;
+import java.util.Optional;
+import java.util.Set;
+import javax.validation.Valid;
+import javax.validation.constraints.Min;
+import javax.validation.constraints.NotNull;
+
+public class SubscriptionConfiguration {
+
+  private final Duration badgeGracePeriod;
+  private final Map<Long, SubscriptionLevelConfiguration> levels;
+
+  @JsonCreator
+  public SubscriptionConfiguration(
+      @JsonProperty("badgeGracePeriod") @Valid Duration badgeGracePeriod,
+      @JsonProperty("levels") @Valid Map<@NotNull @Min(1) Long, @NotNull @Valid SubscriptionLevelConfiguration> levels) {
+    this.badgeGracePeriod = badgeGracePeriod;
+    this.levels = levels;
+  }
+
+  public Duration getBadgeGracePeriod() {
+    return badgeGracePeriod;
+  }
+
+  public Map<Long, SubscriptionLevelConfiguration> getLevels() {
+    return levels;
+  }
+
+  @JsonIgnore
+  @ValidationMethod(message = "has a mismatch between the levels supported currencies")
+  public boolean isCurrencyListSameAcrossAllLevels() {
+    Optional<SubscriptionLevelConfiguration> any = levels.values().stream().findAny();
+    if (any.isEmpty()) {
+      return true;
+    }
+
+    Set<String> currencies = any.get().getPrices().keySet();
+    return levels.values().stream().allMatch(level -> currencies.equals(level.getPrices().keySet()));
+  }
+}

service/src/main/java/org/whispersystems/textsecuregcm/configuration/SubscriptionLevelConfiguration.java

@@ -0,0 +1,42 @@
+/*
+ * Copyright 2021 Signal Messenger, LLC
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+package org.whispersystems.textsecuregcm.configuration;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import java.util.Map;
+import javax.validation.Valid;
+import javax.validation.constraints.NotEmpty;
+import javax.validation.constraints.NotNull;
+
+public class SubscriptionLevelConfiguration {
+
+  private final String badge;
+  private final String product;
+  private final Map<String, SubscriptionPriceConfiguration> prices;
+
+  @JsonCreator
+  public SubscriptionLevelConfiguration(
+      @JsonProperty("badge") @NotEmpty String badge,
+      @JsonProperty("product") @NotEmpty String product,
+      @JsonProperty("prices") @Valid Map<@NotEmpty String, @NotNull @Valid SubscriptionPriceConfiguration> prices) {
+    this.badge = badge;
+    this.product = product;
+    this.prices = prices;
+  }
+
+  public String getBadge() {
+    return badge;
+  }
+
+  public String getProduct() {
+    return product;
+  }
+
+  public Map<String, SubscriptionPriceConfiguration> getPrices() {
+    return prices;
+  }
+}

service/src/main/java/org/whispersystems/textsecuregcm/configuration/SubscriptionPriceConfiguration.java

@@ -0,0 +1,35 @@
+/*
+ * Copyright 2021 Signal Messenger, LLC
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+package org.whispersystems.textsecuregcm.configuration;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import java.math.BigDecimal;
+import javax.validation.constraints.DecimalMin;
+import javax.validation.constraints.NotEmpty;
+import javax.validation.constraints.NotNull;
+
+public class SubscriptionPriceConfiguration {
+
+  private final String id;
+  private final BigDecimal amount;
+
+  @JsonCreator
+  public SubscriptionPriceConfiguration(
+      @JsonProperty("id") @NotEmpty String id,
+      @JsonProperty("amount") @NotNull @DecimalMin("0.01") BigDecimal amount) {
+    this.id = id;
+    this.amount = amount;
+  }
+
+  public String getId() {
+    return id;
+  }
+
+  public BigDecimal getAmount() {
+    return amount;
+  }
+}