1package messages
  2
  3import (
  4	"encoding/json"
  5	"fmt"
  6	"strings"
  7	"time"
  8
  9	"github.com/charmbracelet/crush/internal/fsext"
 10	"github.com/charmbracelet/crush/internal/highlight"
 11	"github.com/charmbracelet/crush/internal/llm/agent"
 12	"github.com/charmbracelet/crush/internal/llm/tools"
 13	"github.com/charmbracelet/crush/internal/tui/components/core"
 14	"github.com/charmbracelet/crush/internal/tui/styles"
 15	"github.com/charmbracelet/lipgloss/v2"
 16	"github.com/charmbracelet/lipgloss/v2/tree"
 17	"github.com/charmbracelet/x/ansi"
 18)
 19
 20// responseContextHeight limits the number of lines displayed in tool output
 21const responseContextHeight = 10
 22
 23// renderer defines the interface for tool-specific rendering implementations
 24type renderer interface {
 25	// Render returns the complete (already styled) tool‑call view, not
 26	// including the outer border.
 27	Render(v *toolCallCmp) string
 28}
 29
 30// rendererFactory creates new renderer instances
 31type rendererFactory func() renderer
 32
 33// renderRegistry manages the mapping of tool names to their renderers
 34type renderRegistry map[string]rendererFactory
 35
 36// register adds a new renderer factory to the registry
 37func (rr renderRegistry) register(name string, f rendererFactory) { rr[name] = f }
 38
 39// lookup retrieves a renderer for the given tool name, falling back to generic renderer
 40func (rr renderRegistry) lookup(name string) renderer {
 41	if f, ok := rr[name]; ok {
 42		return f()
 43	}
 44	return genericRenderer{} // sensible fallback
 45}
 46
 47// registry holds all registered tool renderers
 48var registry = renderRegistry{}
 49
 50// baseRenderer provides common functionality for all tool renderers
 51type baseRenderer struct{}
 52
 53// paramBuilder helps construct parameter lists for tool headers
 54type paramBuilder struct {
 55	args []string
 56}
 57
 58// newParamBuilder creates a new parameter builder
 59func newParamBuilder() *paramBuilder {
 60	return ¶mBuilder{args: make([]string, 0)}
 61}
 62
 63// addMain adds the main parameter (first argument)
 64func (pb *paramBuilder) addMain(value string) *paramBuilder {
 65	if value != "" {
 66		pb.args = append(pb.args, value)
 67	}
 68	return pb
 69}
 70
 71// addKeyValue adds a key-value pair parameter
 72func (pb *paramBuilder) addKeyValue(key, value string) *paramBuilder {
 73	if value != "" {
 74		pb.args = append(pb.args, key, value)
 75	}
 76	return pb
 77}
 78
 79// addFlag adds a boolean flag parameter
 80func (pb *paramBuilder) addFlag(key string, value bool) *paramBuilder {
 81	if value {
 82		pb.args = append(pb.args, key, "true")
 83	}
 84	return pb
 85}
 86
 87// build returns the final parameter list
 88func (pb *paramBuilder) build() []string {
 89	return pb.args
 90}
 91
 92// renderWithParams provides a common rendering pattern for tools with parameters
 93func (br baseRenderer) renderWithParams(v *toolCallCmp, toolName string, args []string, contentRenderer func() string) string {
 94	width := v.textWidth()
 95	if v.isNested {
 96		width -= 4 // Adjust for nested tool call indentation
 97	}
 98	header := br.makeHeader(v, toolName, width, args...)
 99	if v.isNested {
100		return v.style().Render(header)
101	}
102	if res, done := earlyState(header, v); done {
103		return res
104	}
105	body := contentRenderer()
106	return joinHeaderBody(header, body)
107}
108
109// unmarshalParams safely unmarshal JSON parameters
110func (br baseRenderer) unmarshalParams(input string, target any) error {
111	return json.Unmarshal([]byte(input), target)
112}
113
114// makeHeader builds the tool call header with status icon and parameters for a nested tool call.
115func (br baseRenderer) makeNestedHeader(_ *toolCallCmp, tool string, width int, params ...string) string {
116	t := styles.CurrentTheme()
117	tool = t.S().Base.Foreground(t.FgHalfMuted).Render(tool) + " "
118	return tool + renderParamList(true, width-lipgloss.Width(tool), params...)
119}
120
121// makeHeader builds "<Tool>: param (key=value)" and truncates as needed.
122func (br baseRenderer) makeHeader(v *toolCallCmp, tool string, width int, params ...string) string {
123	if v.isNested {
124		return br.makeNestedHeader(v, tool, width, params...)
125	}
126	t := styles.CurrentTheme()
127	icon := t.S().Base.Foreground(t.GreenDark).Render(styles.ToolPending)
128	if v.result.ToolCallID != "" {
129		if v.result.IsError {
130			icon = t.S().Base.Foreground(t.RedDark).Render(styles.ToolError)
131		} else {
132			icon = t.S().Base.Foreground(t.Green).Render(styles.ToolSuccess)
133		}
134	} else if v.cancelled {
135		icon = t.S().Muted.Render(styles.ToolPending)
136	}
137	tool = t.S().Base.Foreground(t.Blue).Render(tool)
138	prefix := fmt.Sprintf("%s %s ", icon, tool)
139	return prefix + renderParamList(false, width-lipgloss.Width(prefix), params...)
140}
141
142// renderError provides consistent error rendering
143func (br baseRenderer) renderError(v *toolCallCmp, message string) string {
144	t := styles.CurrentTheme()
145	header := br.makeHeader(v, prettifyToolName(v.call.Name), v.textWidth(), "")
146	errorTag := t.S().Base.Padding(0, 1).Background(t.Red).Foreground(t.White).Render("ERROR")
147	message = t.S().Base.Foreground(t.FgHalfMuted).Render(v.fit(message, v.textWidth()-3-lipgloss.Width(errorTag))) // -2 for padding and space
148	return joinHeaderBody(header, errorTag+" "+message)
149}
150
151// Register tool renderers
152func init() {
153	registry.register(tools.BashToolName, func() renderer { return bashRenderer{} })
154	registry.register(tools.ViewToolName, func() renderer { return viewRenderer{} })
155	registry.register(tools.EditToolName, func() renderer { return editRenderer{} })
156	registry.register(tools.WriteToolName, func() renderer { return writeRenderer{} })
157	registry.register(tools.FetchToolName, func() renderer { return fetchRenderer{} })
158	registry.register(tools.GlobToolName, func() renderer { return globRenderer{} })
159	registry.register(tools.GrepToolName, func() renderer { return grepRenderer{} })
160	registry.register(tools.LSToolName, func() renderer { return lsRenderer{} })
161	registry.register(tools.SourcegraphToolName, func() renderer { return sourcegraphRenderer{} })
162	registry.register(tools.DiagnosticsToolName, func() renderer { return diagnosticsRenderer{} })
163	registry.register(tools.DefinitionsToolName, func() renderer { return definitionsRenderer{} })
164	registry.register(agent.AgentToolName, func() renderer { return agentRenderer{} })
165}
166
167// -----------------------------------------------------------------------------
168//  Generic renderer
169// -----------------------------------------------------------------------------
170
171// genericRenderer handles unknown tool types with basic parameter display
172type genericRenderer struct {
173	baseRenderer
174}
175
176// Render displays the tool call with its raw input and plain content output
177func (gr genericRenderer) Render(v *toolCallCmp) string {
178	return gr.renderWithParams(v, prettifyToolName(v.call.Name), []string{v.call.Input}, func() string {
179		return renderPlainContent(v, v.result.Content)
180	})
181}
182
183// -----------------------------------------------------------------------------
184//  Bash renderer
185// -----------------------------------------------------------------------------
186
187// bashRenderer handles bash command execution display
188type bashRenderer struct {
189	baseRenderer
190}
191
192// Render displays the bash command with sanitized newlines and plain output
193func (br bashRenderer) Render(v *toolCallCmp) string {
194	var params tools.BashParams
195	if err := br.unmarshalParams(v.call.Input, ¶ms); err != nil {
196		return br.renderError(v, "Invalid bash parameters")
197	}
198
199	cmd := strings.ReplaceAll(params.Command, "\n", " ")
200	args := newParamBuilder().addMain(cmd).build()
201
202	return br.renderWithParams(v, "Bash", args, func() string {
203		if v.result.Content == tools.BashNoOutput {
204			return ""
205		}
206		return renderPlainContent(v, v.result.Content)
207	})
208}
209
210// -----------------------------------------------------------------------------
211//  View renderer
212// -----------------------------------------------------------------------------
213
214// viewRenderer handles file viewing with syntax highlighting and line numbers
215type viewRenderer struct {
216	baseRenderer
217}
218
219// Render displays file content with optional limit and offset parameters
220func (vr viewRenderer) Render(v *toolCallCmp) string {
221	var params tools.ViewParams
222	if err := vr.unmarshalParams(v.call.Input, ¶ms); err != nil {
223		return vr.renderError(v, "Invalid view parameters")
224	}
225
226	file := fsext.PrettyPath(params.FilePath)
227	args := newParamBuilder().
228		addMain(file).
229		addKeyValue("limit", formatNonZero(params.Limit)).
230		addKeyValue("offset", formatNonZero(params.Offset)).
231		build()
232
233	return vr.renderWithParams(v, "View", args, func() string {
234		var meta tools.ViewResponseMetadata
235		if err := vr.unmarshalParams(v.result.Metadata, &meta); err != nil {
236			return renderPlainContent(v, v.result.Content)
237		}
238		return renderCodeContent(v, meta.FilePath, meta.Content, params.Offset)
239	})
240}
241
242// formatNonZero returns string representation of non-zero integers, empty string for zero
243func formatNonZero(value int) string {
244	if value == 0 {
245		return ""
246	}
247	return fmt.Sprintf("%d", value)
248}
249
250// -----------------------------------------------------------------------------
251//  Edit renderer
252// -----------------------------------------------------------------------------
253
254// editRenderer handles file editing with diff visualization
255type editRenderer struct {
256	baseRenderer
257}
258
259// Render displays the edited file with a formatted diff of changes
260func (er editRenderer) Render(v *toolCallCmp) string {
261	t := styles.CurrentTheme()
262	var params tools.EditParams
263	var args []string
264	if err := er.unmarshalParams(v.call.Input, ¶ms); err == nil {
265		file := fsext.PrettyPath(params.FilePath)
266		args = newParamBuilder().addMain(file).build()
267	}
268
269	return er.renderWithParams(v, "Edit", args, func() string {
270		var meta tools.EditResponseMetadata
271		if err := er.unmarshalParams(v.result.Metadata, &meta); err != nil {
272			return renderPlainContent(v, v.result.Content)
273		}
274
275		formatter := core.DiffFormatter().
276			Before(fsext.PrettyPath(params.FilePath), meta.OldContent).
277			After(fsext.PrettyPath(params.FilePath), meta.NewContent).
278			Width(v.textWidth() - 2) // -2 for padding
279		if v.textWidth() > 120 {
280			formatter = formatter.Split()
281		}
282		// add a message to the bottom if the content was truncated
283		formatted := formatter.String()
284		if lipgloss.Height(formatted) > responseContextHeight {
285			contentLines := strings.Split(formatted, "\n")
286			truncateMessage := t.S().Muted.
287				Background(t.BgBaseLighter).
288				PaddingLeft(2).
289				Width(v.textWidth() - 4).
290				Render(fmt.Sprintf("… (%d lines)", len(contentLines)-responseContextHeight))
291			formatted = strings.Join(contentLines[:responseContextHeight], "\n") + "\n" + truncateMessage
292		}
293		return formatted
294	})
295}
296
297// -----------------------------------------------------------------------------
298//  Write renderer
299// -----------------------------------------------------------------------------
300
301// writeRenderer handles file writing with syntax-highlighted content preview
302type writeRenderer struct {
303	baseRenderer
304}
305
306// Render displays the file being written with syntax highlighting
307func (wr writeRenderer) Render(v *toolCallCmp) string {
308	var params tools.WriteParams
309	var args []string
310	var file string
311	if err := wr.unmarshalParams(v.call.Input, ¶ms); err == nil {
312		file = fsext.PrettyPath(params.FilePath)
313		args = newParamBuilder().addMain(file).build()
314	}
315
316	return wr.renderWithParams(v, "Write", args, func() string {
317		return renderCodeContent(v, file, params.Content, 0)
318	})
319}
320
321// -----------------------------------------------------------------------------
322//  Fetch renderer
323// -----------------------------------------------------------------------------
324
325// fetchRenderer handles URL fetching with format-specific content display
326type fetchRenderer struct {
327	baseRenderer
328}
329
330// Render displays the fetched URL with format and timeout parameters
331func (fr fetchRenderer) Render(v *toolCallCmp) string {
332	var params tools.FetchParams
333	var args []string
334	if err := fr.unmarshalParams(v.call.Input, ¶ms); err == nil {
335		args = newParamBuilder().
336			addMain(params.URL).
337			addKeyValue("format", params.Format).
338			addKeyValue("timeout", formatTimeout(params.Timeout)).
339			build()
340	}
341
342	return fr.renderWithParams(v, "Fetch", args, func() string {
343		file := fr.getFileExtension(params.Format)
344		return renderCodeContent(v, file, v.result.Content, 0)
345	})
346}
347
348// getFileExtension returns appropriate file extension for syntax highlighting
349func (fr fetchRenderer) getFileExtension(format string) string {
350	switch format {
351	case "text":
352		return "fetch.txt"
353	case "html":
354		return "fetch.html"
355	default:
356		return "fetch.md"
357	}
358}
359
360// formatTimeout converts timeout seconds to duration string
361func formatTimeout(timeout int) string {
362	if timeout == 0 {
363		return ""
364	}
365	return (time.Duration(timeout) * time.Second).String()
366}
367
368// -----------------------------------------------------------------------------
369//  Glob renderer
370// -----------------------------------------------------------------------------
371
372// globRenderer handles file pattern matching with path filtering
373type globRenderer struct {
374	baseRenderer
375}
376
377// Render displays the glob pattern with optional path parameter
378func (gr globRenderer) Render(v *toolCallCmp) string {
379	var params tools.GlobParams
380	var args []string
381	if err := gr.unmarshalParams(v.call.Input, ¶ms); err == nil {
382		args = newParamBuilder().
383			addMain(params.Pattern).
384			addKeyValue("path", params.Path).
385			build()
386	}
387
388	return gr.renderWithParams(v, "Glob", args, func() string {
389		return renderPlainContent(v, v.result.Content)
390	})
391}
392
393// -----------------------------------------------------------------------------
394//  Grep renderer
395// -----------------------------------------------------------------------------
396
397// grepRenderer handles content searching with pattern matching options
398type grepRenderer struct {
399	baseRenderer
400}
401
402// Render displays the search pattern with path, include, and literal text options
403func (gr grepRenderer) Render(v *toolCallCmp) string {
404	var params tools.GrepParams
405	var args []string
406	if err := gr.unmarshalParams(v.call.Input, ¶ms); err == nil {
407		args = newParamBuilder().
408			addMain(params.Pattern).
409			addKeyValue("path", params.Path).
410			addKeyValue("include", params.Include).
411			addFlag("literal", params.LiteralText).
412			build()
413	}
414
415	return gr.renderWithParams(v, "Grep", args, func() string {
416		return renderPlainContent(v, v.result.Content)
417	})
418}
419
420// -----------------------------------------------------------------------------
421//  LS renderer
422// -----------------------------------------------------------------------------
423
424// lsRenderer handles directory listing with default path handling
425type lsRenderer struct {
426	baseRenderer
427}
428
429// Render displays the directory path, defaulting to current directory
430func (lr lsRenderer) Render(v *toolCallCmp) string {
431	var params tools.LSParams
432	var args []string
433	if err := lr.unmarshalParams(v.call.Input, ¶ms); err == nil {
434		path := params.Path
435		if path == "" {
436			path = "."
437		}
438		path = fsext.PrettyPath(path)
439
440		args = newParamBuilder().addMain(path).build()
441	}
442
443	return lr.renderWithParams(v, "List", args, func() string {
444		return renderPlainContent(v, v.result.Content)
445	})
446}
447
448// -----------------------------------------------------------------------------
449//  Sourcegraph renderer
450// -----------------------------------------------------------------------------
451
452// sourcegraphRenderer handles code search with count and context options
453type sourcegraphRenderer struct {
454	baseRenderer
455}
456
457// Render displays the search query with optional count and context window parameters
458func (sr sourcegraphRenderer) Render(v *toolCallCmp) string {
459	var params tools.SourcegraphParams
460	var args []string
461	if err := sr.unmarshalParams(v.call.Input, ¶ms); err == nil {
462		args = newParamBuilder().
463			addMain(params.Query).
464			addKeyValue("count", formatNonZero(params.Count)).
465			addKeyValue("context", formatNonZero(params.ContextWindow)).
466			build()
467	}
468
469	return sr.renderWithParams(v, "Sourcegraph", args, func() string {
470		return renderPlainContent(v, v.result.Content)
471	})
472}
473
474// -----------------------------------------------------------------------------
475//  Diagnostics renderer
476// -----------------------------------------------------------------------------
477
478// diagnosticsRenderer handles project-wide diagnostic information
479type diagnosticsRenderer struct {
480	baseRenderer
481}
482
483// Render displays project diagnostics with plain content formatting
484func (dr diagnosticsRenderer) Render(v *toolCallCmp) string {
485	args := newParamBuilder().addMain("project").build()
486
487	return dr.renderWithParams(v, "Diagnostics", args, func() string {
488		return renderPlainContent(v, v.result.Content)
489	})
490}
491
492// -----------------------------------------------------------------------------
493//  Definitions renderer
494// -----------------------------------------------------------------------------
495
496// definitionsRenderer handles file symbol definitions display
497type definitionsRenderer struct {
498	baseRenderer
499}
500
501// Render displays file definitions with enhanced formatting for symbol structure
502func (dr definitionsRenderer) Render(v *toolCallCmp) string {
503	var params tools.DefinitionsParams
504	var args []string
505	if err := dr.unmarshalParams(v.call.Input, ¶ms); err == nil {
506		file := fsext.PrettyPath(params.FilePath)
507		args = newParamBuilder().addMain(file).build()
508	}
509
510	return dr.renderWithParams(v, "Definitions", args, func() string {
511		// The definitions tool outputs well-structured markdown content
512		// We'll render it as markdown to preserve the formatting and hierarchy
513		return renderCodeContent(v, "definitions.md", v.result.Content, 0)
514	})
515}
516
517// -----------------------------------------------------------------------------
518//  Task renderer
519// -----------------------------------------------------------------------------
520
521// agentRenderer handles project-wide diagnostic information
522type agentRenderer struct {
523	baseRenderer
524}
525
526func RoundedEnumerator(children tree.Children, index int) string {
527	if children.Length()-1 == index {
528		return " ╰──"
529	}
530	return " ├──"
531}
532
533// Render displays agent task parameters and result content
534func (tr agentRenderer) Render(v *toolCallCmp) string {
535	t := styles.CurrentTheme()
536	var params agent.AgentParams
537	tr.unmarshalParams(v.call.Input, ¶ms)
538
539	prompt := params.Prompt
540	prompt = strings.ReplaceAll(prompt, "\n", " ")
541
542	header := tr.makeHeader(v, "Agent", v.textWidth())
543	if res, done := earlyState(header, v); v.cancelled && done {
544		return res
545	}
546	taskTag := t.S().Base.Padding(0, 1).MarginLeft(1).Background(t.BlueLight).Foreground(t.White).Render("Task")
547	remainingWidth := v.textWidth() - lipgloss.Width(header) - lipgloss.Width(taskTag) - 2 // -2 for padding
548	prompt = t.S().Muted.Width(remainingWidth).Render(prompt)
549	header = lipgloss.JoinVertical(
550		lipgloss.Left,
551		header,
552		"",
553		lipgloss.JoinHorizontal(
554			lipgloss.Left,
555			taskTag,
556			" ",
557			prompt,
558		),
559	)
560	childTools := tree.Root(header)
561
562	for _, call := range v.nestedToolCalls {
563		childTools.Child(call.View())
564	}
565	parts := []string{
566		childTools.Enumerator(RoundedEnumerator).String(),
567	}
568
569	if v.result.ToolCallID == "" {
570		v.spinning = true
571		parts = append(parts, v.anim.View().String())
572	} else {
573		v.spinning = false
574	}
575
576	header = lipgloss.JoinVertical(
577		lipgloss.Left,
578		parts...,
579	)
580
581	if v.result.ToolCallID == "" {
582		return header
583	}
584
585	body := renderPlainContent(v, v.result.Content)
586	return joinHeaderBody(header, body)
587}
588
589// renderParamList renders params, params[0] (params[1]=params[2] ....)
590func renderParamList(nested bool, paramsWidth int, params ...string) string {
591	t := styles.CurrentTheme()
592	if len(params) == 0 {
593		return ""
594	}
595	mainParam := params[0]
596	if len(mainParam) > paramsWidth {
597		mainParam = mainParam[:paramsWidth-3] + "…"
598	}
599
600	if len(params) == 1 {
601		if nested {
602			return t.S().Muted.Render(mainParam)
603		}
604		return t.S().Subtle.Render(mainParam)
605	}
606	otherParams := params[1:]
607	// create pairs of key/value
608	// if odd number of params, the last one is a key without value
609	if len(otherParams)%2 != 0 {
610		otherParams = append(otherParams, "")
611	}
612	parts := make([]string, 0, len(otherParams)/2)
613	for i := 0; i < len(otherParams); i += 2 {
614		key := otherParams[i]
615		value := otherParams[i+1]
616		if value == "" {
617			continue
618		}
619		parts = append(parts, fmt.Sprintf("%s=%s", key, value))
620	}
621
622	partsRendered := strings.Join(parts, ", ")
623	remainingWidth := paramsWidth - lipgloss.Width(partsRendered) - 3 // count for " ()"
624	if remainingWidth < 30 {
625		if nested {
626			return t.S().Muted.Render(mainParam)
627		}
628		// No space for the params, just show the main
629		return t.S().Subtle.Render(mainParam)
630	}
631
632	if len(parts) > 0 {
633		mainParam = fmt.Sprintf("%s (%s)", mainParam, strings.Join(parts, ", "))
634	}
635
636	if nested {
637		return t.S().Muted.Render(ansi.Truncate(mainParam, paramsWidth, "…"))
638	}
639	return t.S().Subtle.Render(ansi.Truncate(mainParam, paramsWidth, "…"))
640}
641
642// earlyState returns immediately‑rendered error/cancelled/ongoing states.
643func earlyState(header string, v *toolCallCmp) (string, bool) {
644	t := styles.CurrentTheme()
645	message := ""
646	switch {
647	case v.result.IsError:
648		message = v.renderToolError()
649	case v.cancelled:
650		message = t.S().Base.Padding(0, 1).Background(t.Border).Render("Cancelled")
651	case v.result.ToolCallID == "":
652		message = t.S().Base.Padding(0, 1).Background(t.Accent).Foreground(t.FgSubtle).Render("Waiting for tool to start...")
653	default:
654		return "", false
655	}
656
657	message = t.S().Base.PaddingLeft(2).Render(message)
658	return lipgloss.JoinVertical(lipgloss.Left, header, "", message), true
659}
660
661func joinHeaderBody(header, body string) string {
662	t := styles.CurrentTheme()
663	body = t.S().Base.PaddingLeft(2).Render(body)
664	return lipgloss.JoinVertical(lipgloss.Left, header, "", body, "")
665}
666
667func renderPlainContent(v *toolCallCmp, content string) string {
668	t := styles.CurrentTheme()
669	content = strings.TrimSpace(content)
670	lines := strings.Split(content, "\n")
671
672	width := v.textWidth() - 2 // -2 for left padding
673	var out []string
674	for i, ln := range lines {
675		if i >= responseContextHeight {
676			break
677		}
678		ln = " " + ln // left padding
679		if len(ln) > width {
680			ln = v.fit(ln, width)
681		}
682		out = append(out, t.S().Muted.
683			Width(width).
684			Background(t.BgBaseLighter).
685			Render(ln))
686	}
687
688	if len(lines) > responseContextHeight {
689		out = append(out, t.S().Muted.
690			Background(t.BgBaseLighter).
691			Width(width).
692			Render(fmt.Sprintf("… (%d lines)", len(lines)-responseContextHeight)))
693	}
694	return strings.Join(out, "\n")
695}
696
697func pad(v any, width int) string {
698	s := fmt.Sprintf("%v", v)
699	w := ansi.StringWidth(s)
700	if w >= width {
701		return s
702	}
703	return strings.Repeat(" ", width-w) + s
704}
705
706func renderCodeContent(v *toolCallCmp, path, content string, offset int) string {
707	t := styles.CurrentTheme()
708	truncated := truncateHeight(content, responseContextHeight)
709
710	highlighted, _ := highlight.SyntaxHighlight(truncated, path, t.BgBase)
711	lines := strings.Split(highlighted, "\n")
712
713	if len(strings.Split(content, "\n")) > responseContextHeight {
714		lines = append(lines, t.S().Muted.
715			Background(t.BgBase).
716			Render(fmt.Sprintf(" …(%d lines)", len(strings.Split(content, "\n"))-responseContextHeight)))
717	}
718
719	maxLineNumber := len(lines) + offset
720	padding := lipgloss.Width(fmt.Sprintf("%d", maxLineNumber))
721	for i, ln := range lines {
722		num := t.S().Base.
723			Foreground(t.FgMuted).
724			Background(t.BgBase).
725			PaddingRight(1).
726			PaddingLeft(1).
727			Render(pad(i+1+offset, padding))
728		w := v.textWidth() - 10 - lipgloss.Width(num) // -4 for left padding
729		lines[i] = lipgloss.JoinHorizontal(lipgloss.Left,
730			num,
731			t.S().Base.
732				PaddingLeft(1).
733				Render(v.fit(ln, w-1)))
734	}
735	return lipgloss.JoinVertical(lipgloss.Left, lines...)
736}
737
738func (v *toolCallCmp) renderToolError() string {
739	t := styles.CurrentTheme()
740	err := strings.ReplaceAll(v.result.Content, "\n", " ")
741	errTag := t.S().Base.Padding(0, 1).Background(t.Red).Foreground(t.White).Render("ERROR")
742	err = fmt.Sprintf("%s %s", errTag, t.S().Base.Foreground(t.FgHalfMuted).Render(v.fit(err, v.textWidth()-2-lipgloss.Width(errTag))))
743	return err
744}
745
746func truncateHeight(s string, h int) string {
747	lines := strings.Split(s, "\n")
748	if len(lines) > h {
749		return strings.Join(lines[:h], "\n")
750	}
751	return s
752}
753
754func prettifyToolName(name string) string {
755	switch name {
756	case agent.AgentToolName:
757		return "Agent"
758	case tools.BashToolName:
759		return "Bash"
760	case tools.EditToolName:
761		return "Edit"
762	case tools.FetchToolName:
763		return "Fetch"
764	case tools.GlobToolName:
765		return "Glob"
766	case tools.GrepToolName:
767		return "Grep"
768	case tools.LSToolName:
769		return "List"
770	case tools.SourcegraphToolName:
771		return "Sourcegraph"
772	case tools.ViewToolName:
773		return "View"
774	case tools.WriteToolName:
775		return "Write"
776	case tools.DiagnosticsToolName:
777		return "Diagnostics"
778	case tools.DefinitionsToolName:
779		return "Definitions"
780	default:
781		return name
782	}
783}