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defmodule WalletIntegrations.Adapters.StubAdapter do |
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@moduledoc """ |
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Stub adapter implementing `WalletIntegrations.ProviderAdapter`. |
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Used for CI operation, unit tests, and local development without provider credentials. |
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## Test result injection |
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Override the result for any operation via Application.put_env: |
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# Simulate timeout |
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Application.put_env(:wallet_integrations, :stub_adapter_result, {:error, :timeout}) |
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# Simulate unknown outcome |
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Application.put_env(:wallet_integrations, :stub_adapter_result, {:error, :unknown_outcome}) |
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# Per-operation overrides |
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Application.put_env(:wallet_integrations, :stub_initiate_result, |
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{:ok, WalletIntegrations.AdapterResult.build(:accepted, provider_reference: "stub_pi_123")}) |
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Default: returns `{:ok, AdapterResult{status: :accepted}}` for initiate, |
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`{:ok, AdapterResult{status: :completed}}` for all others. |
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""" |
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@behaviour WalletIntegrations.ProviderAdapter |
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alias WalletIntegrations.AdapterResult |
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@impl true |
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def initiate_payment(request) do |
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default = |
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{:ok, |
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AdapterResult.build(:accepted, |
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provider_reference: "stub_pi_" <> request.payment_id, |
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provider_status_code: "accepted", |
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raw_response_hash: AdapterResult.hash_response("stub_response") |
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)} |
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Application.get_env(:wallet_integrations, :stub_initiate_result, |
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Application.get_env(:wallet_integrations, :stub_adapter_result, default)) |
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end |
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@impl true |
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def get_payment_status(provider_ref) do |
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default = |
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{:ok, |
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AdapterResult.build(:completed, |
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provider_reference: provider_ref, |
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provider_status_code: "succeeded", |
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raw_response_hash: AdapterResult.hash_response("stub_status_response") |
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)} |
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Application.get_env(:wallet_integrations, :stub_status_result, |
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Application.get_env(:wallet_integrations, :stub_adapter_result, default)) |
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end |
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@impl true |
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def cancel_payment(provider_ref) do |
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default = |
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{:ok, |
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AdapterResult.build(:completed, |
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provider_reference: provider_ref, |
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provider_status_code: "canceled", |
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raw_response_hash: AdapterResult.hash_response("stub_cancel_response") |
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)} |
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Application.get_env(:wallet_integrations, :stub_cancel_result, |
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Application.get_env(:wallet_integrations, :stub_adapter_result, default)) |
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end |
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@impl true |
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def refund_payment(provider_ref, _amount) do |
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default = |
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{:ok, |
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AdapterResult.build(:accepted, |
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provider_reference: "stub_re_" <> provider_ref, |
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provider_status_code: "pending", |
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raw_response_hash: AdapterResult.hash_response("stub_refund_response") |
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)} |
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Application.get_env(:wallet_integrations, :stub_refund_result, |
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Application.get_env(:wallet_integrations, :stub_adapter_result, default)) |
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end |
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end |