Anjlab’s library (version 1.0.39)

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INSTRUCTIONS

• Upload your apk to Google Play to alpha/beta/prod, and wait for your app to be published.
• You must create and activate the product ID in order to make purchases happen.
• For apps uploaded in alpha, use accounts used for testing only and get the link to app from Opt-in URL in Manage Releases section of your apps.
• Get License Key from your app’s Services & API section.
• Get Merchant ID from Payment Settings from Developer console.

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ERROR CODES

Learn about the error codes that you may receive using ErrorOccurred event block. I’ve made a list of error codes so you know what does that all mean. Meaning of each error code has been written against that error code.

Error Code	Meaning
0	BILLING_RESPONSE_RESULT_OK
1	BILLING_RESPONSE_RESULT_USER_CANCELED
2	BILLING_RESPONSE_RESULT_SERVICE_UNAVAILABLE
3	BILLING_RESPONSE_RESULT_BILLING_UNAVAILABLE
4	BILLING_RESPONSE_RESULT_ITEM_UNAVAILABLE
5	BILLING_RESPONSE_RESULT_DEVELOPER_ERROR
6	BILLING_RESPONSE_RESULT_ERROR
7	BILLING_RESPONSE_RESULT_ITEM_ALREADY_OWNED
8	BILLING_RESPONSE_RESULT_ITEM_NOT_OWNED

Some more error codes:

Error Code	Meaning
100	BILLING_ERROR_FAILED_LOAD_PURCHASES
101	BILLING_ERROR_FAILED_TO_INITIALIZE_PURCHASE
102	BILLING_ERROR_INVALID_SIGNATURE
103	BILLING_ERROR_LOST_CONTEXT
104	BILLING_ERROR_INVALID_MERCHANT_ID
105	BILLING_ERROR_INVALID_DEVELOPER_PAYLOAD
110	BILLING_ERROR_OTHER_ERROR
111	BILLING_ERROR_CONSUME_FAILED
112	BILLING_ERROR_SKUDETAILS_FAILED
113	BILLING_ERROR_BIND_PLAY_STORE_FAILED

Found at https://goo.gl/q2QnR5

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Demo

Test this extension using this app.