第一次提交

config/iap.js

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+// uni iap
+
+const ProviderType = {
+  IAP: 'iap'
+}
+
+const IapTransactionState = {
+  purchasing: "0", // A transaction that is being processed by the App Store.
+  purchased: "1", // A successfully processed transaction.
+  failed: "2", // A failed transaction.
+  restored: "3", // A transaction that restores content previously purchased by the user.
+  deferred: "4" // A transaction that is in the queue, but its final status is pending external action such as Ask to Buy.
+};
+
+class Iap {
+
+  _channel = null;
+  _channelError = null;
+  _productIds = [];
+
+  _ready = false;
+
+  constructor({
+    products
+  }) {
+    this._productIds = products;
+  }
+
+  init() {
+    return new Promise((resolve, reject) => {
+      this.getChannels((channel) => {
+        this._ready = true;
+        resolve(channel);
+      }, (err) => {
+        reject(err);
+      })
+    })
+  }
+
+  getProduct(productIds) {
+    return new Promise((resolve, reject) => {
+      this._channel.requestProduct(productIds || this._productIds, (res) => {
+        resolve(res);
+      }, (err) => {
+        reject(err);
+      })
+    });
+  }
+
+  requestPayment(orderInfo) {
+    return new Promise((resolve, reject) => {
+      uni.requestPayment({
+        provider: 'appleiap',
+        orderInfo: orderInfo,
+        success: (res) => {
+          resolve(res);
+        },
+        fail: (err) => {
+          reject(err);
+        }
+      });
+    });
+  }
+
+  restoreCompletedTransactions(username) {
+    return new Promise((resolve, reject) => {
+      this._channel.restoreCompletedTransactions({
+        manualFinishTransaction: true,
+        username
+      }, (res) => {
+        resolve(res);
+      }, (err) => {
+        reject(err);
+      })
+    });
+  }
+
+  finishTransaction(transaction) {
+    return new Promise((resolve, reject) => {
+      this._channel.finishTransaction(transaction, (res) => {
+        resolve(res);
+      }, (err) => {
+        reject(err);
+      });
+    });
+  }
+
+  getChannels(success, fail) {
+    if (this._channel !== null) {
+      success(this._channel)
+      return
+    }
+
+    if (this._channelError !== null) {
+      fail(this._channelError)
+      return
+    }
+
+    uni.getProvider({
+      service: 'payment',
+      success: (res) => {
+        this._channel = res.providers.find((channel) => {
+          return (channel.id === 'appleiap')
+        })
+
+        if (this._channel) {
+          success(this._channel)
+        } else {
+          this._channelError = {
+            errMsg: 'paymentContext:fail iap service not found'
+          }
+          fail(this._channelError)
+        }
+      }
+    });
+  }
+
+  get channel() {
+    return this._channel;
+  }
+}
+
+export {
+  Iap,
+  IapTransactionState
+}