56 lines
1.9 KiB
Swift
56 lines
1.9 KiB
Swift
import Foundation
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import TOML
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extension PHLayout {
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/// Load the specified layouts from the resolved config directory (see `PHPaths`).
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/// If any of theme doesn't exist or fails to parse, the execution is interrupted.
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static func load(_ layouts: Set<String>) throws -> [String: PHLayout] {
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var dictionary = [String: PHLayout]()
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for layout in layouts {
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dictionary.updateValue(try load(layout), forKey: layout)
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}
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return dictionary
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}
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/// Load a layout from the resolved config directory (see `PHPaths`).
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/// If the file doesn't exist or fails to parse, the execution is interrupted.
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static func load(_ layout: String) throws -> PHLayout {
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let url = PHPaths.layoutsDirectory.appending(path: "\(layout).toml")
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if FileManager.default.fileExists(atPath: url.relativePath) {
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return try load(from: url)
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} else {
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let layout = url.lastPathComponent
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throw PHBar.Error(
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"""
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Layout file not found.
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Make sure to have a file named `\(layout)` inside the
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directory: `\(PHPaths.layoutsDirectory.relativePath)`
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Tip: If you've never used phbar before, run `phbar generate config`
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to automatically generate the required configuration files.
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"""
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)
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}
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}
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/// Load a layout from the file at URL.
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/// If the file doesn't exist or fails to parse, the execution is interrupted.
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static private func load(from url: URL) throws -> PHLayout {
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do {
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let data = try Data(contentsOf: url)
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guard let contents = String(data: data, encoding: .utf8) else {
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throw PHBar.Error("content is not UTF8 encoded.")
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}
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let decoder = TOMLDecoder()
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let layoutFile = contents.expanded(from: ProcessInfo.processInfo.environment)
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return try decoder.decode(PHLayout.self, from: layoutFile)
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} catch {
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let layout = url.lastPathComponent
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throw PHBar.Error("Layout file `\(layout)` not readable", underlyingError: error)
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}
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}
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}
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