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package renderer
import (
"fmt"
"github.com/fatih/color"
"github.com/olekukonko/tablewriter/tw"
)
// defaultBlueprint returns a default Rendition for ASCII table rendering with borders and light symbols.
func defaultBlueprint() tw.Rendition {
return tw.Rendition{
Borders: tw.Border{
Left: tw.On,
Right: tw.On,
Top: tw.On,
Bottom: tw.On,
},
Settings: tw.Settings{
Separators: tw.Separators{
ShowHeader: tw.On,
ShowFooter: tw.On,
BetweenRows: tw.Off,
BetweenColumns: tw.On,
},
Lines: tw.Lines{
ShowTop: tw.On,
ShowBottom: tw.On,
ShowHeaderLine: tw.On,
ShowFooterLine: tw.On,
},
CompactMode: tw.Off,
// Cushion: tw.On,
},
Symbols: tw.NewSymbols(tw.StyleLight),
Streaming: true,
}
}
// defaultColorized returns a default ColorizedConfig optimized for dark terminal backgrounds with colored headers, rows, and borders.
func defaultColorized() ColorizedConfig {
return ColorizedConfig{
Borders: tw.Border{Left: tw.On, Right: tw.On, Top: tw.On, Bottom: tw.On},
Settings: tw.Settings{
Separators: tw.Separators{
ShowHeader: tw.On,
ShowFooter: tw.On,
BetweenRows: tw.Off,
BetweenColumns: tw.On,
},
Lines: tw.Lines{
ShowTop: tw.On,
ShowBottom: tw.On,
ShowHeaderLine: tw.On,
ShowFooterLine: tw.On,
},
CompactMode: tw.Off,
},
Header: Tint{
FG: Colors{color.FgWhite, color.Bold},
BG: Colors{color.BgBlack},
},
Column: Tint{
FG: Colors{color.FgCyan},
BG: Colors{color.BgBlack},
},
Footer: Tint{
FG: Colors{color.FgYellow},
BG: Colors{color.BgBlack},
},
Border: Tint{
FG: Colors{color.FgWhite},
BG: Colors{color.BgBlack},
},
Separator: Tint{
FG: Colors{color.FgWhite},
BG: Colors{color.BgBlack},
},
Symbols: tw.NewSymbols(tw.StyleLight),
}
}
// defaultOceanRendererConfig returns a base tw.Rendition for the Ocean renderer.
func defaultOceanRendererConfig() tw.Rendition {
return tw.Rendition{
Borders: tw.Border{
Left: tw.On, Right: tw.On, Top: tw.On, Bottom: tw.On,
},
Settings: tw.Settings{
Separators: tw.Separators{
ShowHeader: tw.On,
ShowFooter: tw.Off,
BetweenRows: tw.Off,
BetweenColumns: tw.On,
},
Lines: tw.Lines{
ShowTop: tw.On,
ShowBottom: tw.On,
ShowHeaderLine: tw.On,
ShowFooterLine: tw.Off,
},
CompactMode: tw.Off,
},
Symbols: tw.NewSymbols(tw.StyleDefault),
Streaming: true,
}
}
// getHTMLStyle remains the same
func getHTMLStyle(align tw.Align) string {
styleContent := tw.Empty
switch align {
case tw.AlignRight:
styleContent = "text-align: right;"
case tw.AlignCenter:
styleContent = "text-align: center;"
case tw.AlignLeft:
styleContent = "text-align: left;"
}
if styleContent != tw.Empty {
return fmt.Sprintf(` style="%s"`, styleContent)
}
return tw.Empty
}
// mergeLines combines default and override line settings, preserving defaults for unset (zero) overrides.
func mergeLines(defaults, overrides tw.Lines) tw.Lines {
if overrides.ShowTop != 0 {
defaults.ShowTop = overrides.ShowTop
}
if overrides.ShowBottom != 0 {
defaults.ShowBottom = overrides.ShowBottom
}
if overrides.ShowHeaderLine != 0 {
defaults.ShowHeaderLine = overrides.ShowHeaderLine
}
if overrides.ShowFooterLine != 0 {
defaults.ShowFooterLine = overrides.ShowFooterLine
}
return defaults
}
// mergeSeparators combines default and override separator settings, preserving defaults for unset (zero) overrides.
func mergeSeparators(defaults, overrides tw.Separators) tw.Separators {
if overrides.ShowHeader != 0 {
defaults.ShowHeader = overrides.ShowHeader
}
if overrides.ShowFooter != 0 {
defaults.ShowFooter = overrides.ShowFooter
}
if overrides.BetweenRows != 0 {
defaults.BetweenRows = overrides.BetweenRows
}
if overrides.BetweenColumns != 0 {
defaults.BetweenColumns = overrides.BetweenColumns
}
return defaults
}
// mergeSettings combines default and override settings, preserving defaults for unset (zero) overrides.
func mergeSettings(defaults, overrides tw.Settings) tw.Settings {
if overrides.Separators.ShowHeader != tw.Unknown {
defaults.Separators.ShowHeader = overrides.Separators.ShowHeader
}
if overrides.Separators.ShowFooter != tw.Unknown {
defaults.Separators.ShowFooter = overrides.Separators.ShowFooter
}
if overrides.Separators.BetweenRows != tw.Unknown {
defaults.Separators.BetweenRows = overrides.Separators.BetweenRows
}
if overrides.Separators.BetweenColumns != tw.Unknown {
defaults.Separators.BetweenColumns = overrides.Separators.BetweenColumns
}
if overrides.Lines.ShowTop != tw.Unknown {
defaults.Lines.ShowTop = overrides.Lines.ShowTop
}
if overrides.Lines.ShowBottom != tw.Unknown {
defaults.Lines.ShowBottom = overrides.Lines.ShowBottom
}
if overrides.Lines.ShowHeaderLine != tw.Unknown {
defaults.Lines.ShowHeaderLine = overrides.Lines.ShowHeaderLine
}
if overrides.Lines.ShowFooterLine != tw.Unknown {
defaults.Lines.ShowFooterLine = overrides.Lines.ShowFooterLine
}
if overrides.CompactMode != tw.Unknown {
defaults.CompactMode = overrides.CompactMode
}
//if overrides.Cushion != tw.Unknown {
// defaults.Cushion = overrides.Cushion
//}
return defaults
}
// MergeRendition merges the 'override' rendition into the 'current' rendition.
// It only updates fields in 'current' if they are explicitly set (non-zero/non-nil) in 'override'.
// This allows for partial updates to a renderer's configuration.
func mergeRendition(current, override tw.Rendition) tw.Rendition {
// Merge Borders: Only update if override border states are explicitly set (not 0).
// A tw.State's zero value is 0, which is distinct from tw.On (1) or tw.Off (-1).
// So, if override.Borders.Left is 0, it means "not specified", so we keep current.
if override.Borders.Left != 0 {
current.Borders.Left = override.Borders.Left
}
if override.Borders.Right != 0 {
current.Borders.Right = override.Borders.Right
}
if override.Borders.Top != 0 {
current.Borders.Top = override.Borders.Top
}
if override.Borders.Bottom != 0 {
current.Borders.Bottom = override.Borders.Bottom
}
// Merge Symbols: Only update if override.Symbols is not nil.
if override.Symbols != nil {
current.Symbols = override.Symbols
}
// Merge Settings: Use the existing mergeSettings for granular control.
// mergeSettings already handles preserving defaults for unset (zero) overrides.
current.Settings = mergeSettings(current.Settings, override.Settings)
// Streaming flag: typically set at renderer creation, but can be overridden if needed.
// For now, let's assume it's not commonly changed post-creation by a generic rendition merge.
// If override provides a different streaming capability, it might indicate a fundamental
// change that a simple merge shouldn't handle without more context.
// current.Streaming = override.Streaming // Or keep current.Streaming
return current
}
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