57 lines
1.6 KiB
Go
57 lines
1.6 KiB
Go
package codec
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import (
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"bytes"
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"fmt"
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"strings"
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"git.max-richter.dev/max/marka/template"
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)
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func RenderList(value any, block template.Block) (string, error) {
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list, ok := value.([]any)
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if !ok {
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return "", fmt.Errorf("expected list for path '%s', got %T", block.Path, value)
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}
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var renderedItems []string
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// Compile the list template for each item
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listBlocks, err := template.CompileTemplate(block.ListTemplate)
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if err != nil {
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return "", fmt.Errorf("failed to compile list template for path '%s': %w", block.Path, err)
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}
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for i, item := range list {
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itemMap, isMap := item.(map[string]any)
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if !isMap {
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// If it's not a map, treat it as a simple value for the '.' path
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itemMap = map[string]any{".": item}
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}
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var itemBuffer bytes.Buffer
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for _, lb := range listBlocks {
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if lb.Type == template.MatchingBlock {
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itemBuffer.WriteString(lb.GetContent())
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} else if lb.Type == template.DataBlock {
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// Special handling for @index in list items
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if lb.Path == "@index" {
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itemBuffer.WriteString(fmt.Sprintf("%d", i+1))
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continue
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}
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// Special handling for '.' path when item is not a map
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if lb.Path == "." && !isMap {
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itemBuffer.WriteString(fmt.Sprintf("%v", item))
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continue
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}
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renderedItemPart, err := RenderBlock(lb, itemMap)
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if err != nil {
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return "", fmt.Errorf("failed to render list item part for path '%s': %w", lb.Path, err)
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}
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itemBuffer.WriteString(renderedItemPart)
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}
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}
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renderedItems = append(renderedItems, itemBuffer.String())
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}
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return strings.Join(renderedItems, "\n"), nil
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}
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