Ilia Denisov
53 lines
2.4 KiB
Go
53 lines
2.4 KiB
Go
package storage
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import (
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"galaxy/model/client"
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"galaxy/model/order"
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"galaxy/model/report"
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)
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type Storage interface {
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UIStorage
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FileExists(string) (bool, error)
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ReadFile(string) ([]byte, error)
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WriteFile(string, []byte) error
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DeleteFile(string) error
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ListFiles() ([]string, error)
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}
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// UIStorage manages Client's data local storing and retrieval.
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// It performs all I/O operations asynchronously to avoid UI main thread blocking.
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type UIStorage interface {
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// StateExists check asynchronously for previously saved [model.State] exists on the filesystem.
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// Passed callback func will will accept false and non-nil error in case of I/O or decoding errors occuried,
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// otherwise bool parameter will indicate existence of previously stores state
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StateExists(func(bool, error))
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// LoadState loads Client's [model.State] from filesystem data asynchronously.
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// Passed callback func will accept non-nil error in case of I/O or decoding errors occuried,
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// otherwise callback func accepts loaded [model.State].
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LoadState(func(client.State, error))
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// SaveState stores Client's state at the filesystem asynchronously.
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// I/O or encoding error may occur, it that case callback func will be called with non-nil error.
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SaveState(client.State, func(error))
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// LoadReport loads a [report.Report] for a given [model.GameID] and turn number from filesystem asynchronously.
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// Passed callback func will will accept non-nil error in case of I/O or decoding errors occuried,
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// otherwise callback func accepts loaded [report.Report].
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LoadReport(client.GameID, uint, func(report.Report, error))
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// PutReport stores given [report.Report] for a given [model.GameID] and turn number at the filesystem asynchronously.
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// I/O or encoding error may occur, it that case callback func will be called with non-nil error.
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PutReport(client.GameID, uint, report.Report, func(error))
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// LoadOrder loads a [order.Order] for a given [model.GameID] and turn number from filesystem asynchronously.
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// Passed callback func will will accept non-nil error in case of I/O or decoding errors occuried,
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// otherwise callback func accepts loaded [order.Order].
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LoadOrder(client.GameID, uint, func(order.Order, error))
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// PutOrder stores given [order.Order] for a given [model.GameID] and turn number at the filesystem asynchronously.
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// I/O or encoding error may occur, it that case callback func will be called with non-nil error.
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PutOrder(client.GameID, uint, order.Order, func(error))
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}
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