46 lines
1.2 KiB
Elixir
46 lines
1.2 KiB
Elixir
defmodule BDS.Maintenance.Progress do
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@moduledoc false
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def progress_callback(opts) do
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case Keyword.get(opts, :on_progress) do
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callback when is_function(callback, 2) -> callback
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_other -> nil
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end
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end
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def report_metadata_diff_phase(nil, _current, _total, _label), do: :ok
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def report_metadata_diff_phase(callback, current, total, label) do
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value = if total <= 1, do: 0.0, else: (current - 1) / total
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callback.(value, "#{label} (#{current}/#{total})")
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:ok
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end
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def report_metadata_diff_complete(nil), do: :ok
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def report_metadata_diff_complete(callback) do
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callback.(1.0, "Metadata diff complete")
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:ok
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end
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def report_started(nil, _total, _label), do: :ok
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def report_started(callback, 0, label) do
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callback.(1.0, label)
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:ok
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end
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def report_started(callback, total, label) do
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callback.(0.05, "#{label} (0/#{total})")
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:ok
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end
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def report_progress(nil, _current, _total, _label), do: :ok
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def report_progress(_callback, _current, 0, _label), do: :ok
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def report_progress(callback, current, total, label) do
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callback.(0.05 + 0.95 * (current / total), "#{label} (#{current}/#{total})")
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:ok
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end
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end
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