78 lines
2.6 KiB
Go
78 lines
2.6 KiB
Go
package ckconfig
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import (
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"bytes"
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"fmt"
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"io"
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commandkit "go.maximumdirect.net/commandkit"
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)
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type effectiveDocument struct {
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name string
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view View
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}
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func runConfigShow[I, S any](invocation commandkit.Invocation, plan *configOperationPlan[I, S], state S) commandkit.Outcome {
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documents := make([]effectiveDocument, 0, len(plan.scopes))
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reporter := invocation.Reporter()
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for _, selected := range plan.scopes {
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if err := invocation.Context.Err(); err != nil {
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return configFailure("Configuration show was canceled.", commandkit.Explanation{}, err)
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}
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if selected.scope.scope.Acquire == nil {
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return commandkit.Failure(fmt.Sprintf("Configuration scope %q has no acquisition callback.", selected.scope.scope.Name))
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}
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acquired, acquireErr := selected.scope.scope.Acquire(invocation.Context, Request{Operation: Show, Selection: selected.selection}, selected.input, state)
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if acquireErr != nil {
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return configAcquisitionFailure(reporter, "show", selected.scope.scope.Name, acquired, acquireErr)
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}
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queueConfigAcquisition(reporter, acquired)
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if err := invocation.Context.Err(); err != nil {
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return configFailure("Configuration show was canceled.", acquired.Explanation, err)
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}
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if acquired.Value.Effective == nil {
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return commandkit.Failure(fmt.Sprintf("Configuration scope %q did not provide an effective configuration writer.", selected.scope.scope.Name))
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}
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documents = append(documents, effectiveDocument{name: selected.scope.scope.Name, view: acquired.Value})
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}
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if err := invocation.Context.Err(); err != nil {
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return configFailure("Configuration show was canceled.", commandkit.Explanation{}, err)
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}
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var value any
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err := reporter.RenderOutput(func(io.Writer) error {
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values := make(map[string]any, len(documents))
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for _, document := range documents {
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if err := invocation.Context.Err(); err != nil {
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return err
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}
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var native bytes.Buffer
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if err := document.view.Effective.WriteEffective(&native); err != nil {
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return err
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}
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decoded, err := commandkit.DecodeYAMLReport(&native)
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if err != nil {
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return err
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}
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values[document.name] = decoded
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}
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if plan.scopeName == "all" {
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value = values
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} else {
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value = values[documents[0].name]
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}
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return nil
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})
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if err != nil {
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if canceled := invocation.Context.Err(); canceled != nil {
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return configFailure("Configuration show was canceled.", commandkit.Explanation{}, canceled)
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}
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return commandkit.Success()
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}
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if err := invocation.Context.Err(); err != nil {
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return configFailure("Configuration show was canceled.", commandkit.Explanation{}, err)
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}
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_ = reporter.Report(commandkit.Report{Value: value})
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return commandkit.Success()
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}
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