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package grid
import (
"fmt"
"hash/fnv"
"strings"
"time"
"github.com/charmbracelet/lipgloss"
"ticktock/internal/store"
)
var (
gPink = lipgloss.Color("#D188C4")
gMuted = lipgloss.Color("#878580")
gGreen = lipgloss.Color("#78B892")
gPurple = lipgloss.Color("#5A2FE0")
gRed = lipgloss.Color("#D16969")
gHeader = lipgloss.NewStyle().Foreground(gPink).Bold(true)
gDim = lipgloss.NewStyle().Foreground(gMuted)
gLabel = lipgloss.NewStyle().Foreground(gGreen)
gBand = lipgloss.NewStyle().Foreground(gPurple)
gCursor = lipgloss.NewStyle().Foreground(lipgloss.Color("#FFFFFF")).Background(gPurple)
gCurLog = lipgloss.NewStyle().Foreground(lipgloss.Color("#FFFFFF")).Background(gPurple).Bold(true)
gDelHi = lipgloss.NewStyle().Foreground(lipgloss.Color("#FFFFFF")).Background(gRed).Bold(true)
gCal = lipgloss.NewStyle().Foreground(lipgloss.Color("#6CB6FF")) // calendar accent
)
// projectPalette gives each project a stable, distinct color. Assignment is by
// a hash of the project name, so a project keeps the same color across runs.
var projectPalette = []lipgloss.Color{
"#78B892", // green
"#D188C4", // pink
"#6CB6FF", // blue
"#E0A458", // orange
"#B48EAD", // mauve
"#E8C547", // yellow
"#5FB3B3", // teal
"#EC6A88", // red
}
func projectColor(project string) lipgloss.Color {
if project == "" {
return gMuted
}
h := fnv.New32a()
_, _ = h.Write([]byte(project))
return projectPalette[int(h.Sum32())%len(projectPalette)]
}
func projectStyle(project string) lipgloss.Style {
return lipgloss.NewStyle().Foreground(projectColor(project))
}
// distinctProjects lists the projects present in entries, in first-seen order.
func distinctProjects(entries []store.Entry) []string {
seen := map[string]bool{}
var out []string
for _, e := range entries {
if e.Project != "" && !seen[e.Project] {
seen[e.Project] = true
out = append(out, e.Project)
}
}
return out
}
func gHeaderLine(date string) string {
t, err := time.ParseInLocation("2006-01-02", date, time.Local)
label := date
if err == nil {
label = t.Format("Monday, 02 Jan 2006")
}
return gHeader.Render("<< " + label + " >>")
}
const (
actWidth = 22
loggedWidth = 40
)
func minuteLabel(min int) string {
return fmt.Sprintf("%02d:%02d", (min/60)%24, min%60)
}
func trunc(s string, w int) string {
r := []rune(s)
if len(r) <= w {
return s
}
if w <= 1 {
return string(r[:w])
}
return string(r[:w-1]) + "…"
}
// gridRow renders one line with fixed 1-col gutters on both sides of the
// dividers so separators align and the cursor marker can sit next to whichever
// column is active: [gutterL] time(5) │ activity(actWidth) │[gutterR] logged.
func gridRow(gutterL, timeStr, actCell, gutterR, logCell string) string {
return fmt.Sprintf("%s %-5s │ %-*s │%s %s", gutterL, timeStr, actWidth, actCell, gutterR, logCell)
}
// ruleLine draws the header underline with ┼ crossings at the │ columns.
func ruleLine() string {
// gridRow prefix before first │: gutter(1)+sp(1)+time(5)+sp(1) = 8 chars.
return gDim.Render(
strings.Repeat("─", 8) + "┼" +
strings.Repeat("─", actWidth+2) + "┼" +
strings.Repeat("─", 14))
}
func (m Model) View() string {
if m.quit {
return ""
}
if m.editing && m.form != nil {
head := gHeaderLine(m.date)
if m.adding && m.fv != nil {
head += "\n" + gDim.Render(fmt.Sprintf("new entry %s–%s", m.fv.Start, m.fv.End))
}
hint := gDim.Render("ctrl+s save · esc cancel")
return head + "\n\n" + m.form.View() + "\n" + hint
}
var b strings.Builder
b.WriteString(gHeaderLine(m.date) + "\n\n")
b.WriteString(gridRow(" ", "TIME", "ACTIVITY", " ", "LOGGED → tock") + "\n")
b.WriteString(ruleLine() + "\n")
lo, hi, selecting := m.selectionRange()
for row := 0; row < m.grid.Rows; row++ {
onCursor := row == m.cursor
// ACTIVITY column: painted lane (calendar/active/idle) over the gap
// lane; the selection band still overrides while selecting.
act := strings.Repeat("░", actWidth)
if row < len(m.activity) && m.activity[row].Kind != CellEmpty {
act = renderActCell(m.activity[row])
}
if selecting && row >= lo && row <= hi {
act = gBand.Render(strings.Repeat("▓", actWidth))
}
// LOGGED column
var logged string
if row < len(m.logged) {
c := m.logged[row]
switch c.Kind {
case CellLabel:
logged = trunc(c.Text, loggedWidth)
case CellCont:
logged = "│"
}
// highlight the whole session targeted for deletion
if m.confirmDelete && c.Key != "" && c.Key == m.confirmKey {
logged = gDelHi.Render(logged)
} else if onCursor && m.col == ColLogged && c.Kind != CellEmpty {
logged = gCurLog.Render(logged)
} else if c.Kind == CellLabel {
logged = projectStyle(c.Project).Render(logged)
} else if c.Kind == CellCont {
logged = projectStyle(c.Project).Faint(true).Render(logged)
}
}
gutterL, gutterR := " ", " "
if onCursor {
if m.col == ColActivity {
gutterL = gCursor.Render(">")
} else {
gutterR = gCursor.Render(">")
}
}
timeStr := gDim.Render(minuteLabel(m.grid.SlotMinute(row)))
b.WriteString(gridRow(gutterL, timeStr, act, gutterR, logged) + "\n")
}
b.WriteString("\n")
if legend := m.projectLegend(); legend != "" {
b.WriteString(legend + "\n")
}
if m.confirmDelete {
// pre-styled; write without an outer dim wrap
b.WriteString(gDelHi.Render(" delete ") + " " + m.confirmLabel() + " " + gDim.Render("y = yes · n = no"))
return b.String()
}
help := "←/→ col · ↑/↓ slot · space select/add · enter edit · d delete · n/p/t day · r reload · q quit"
if m.status != "" {
help = m.status
}
if m.err != nil {
help = "error: " + m.err.Error()
}
b.WriteString(gDim.Render(help))
return b.String()
}
// projectLegend renders each project present today in its own color so the
// grid's colors are legible.
func (m Model) projectLegend() string {
projects := distinctProjects(m.entries)
if len(projects) == 0 {
return ""
}
parts := make([]string, 0, len(projects))
for _, p := range projects {
parts = append(parts, projectStyle(p).Render(p))
}
return gDim.Render("projects: ") + strings.Join(parts, " ")
}
// confirmLabel describes the session pending deletion (description + range),
// falling back to the tock key if the entry can't be found.
func (m Model) confirmLabel() string {
e, ok := m.entryByKey(m.confirmKey)
if !ok {
return m.confirmKey
}
rng := e.Start.Format("15:04") + "–" + e.End.Format("15:04")
if e.Running() {
rng = e.Start.Format("15:04") + "–…"
}
desc := e.Description
if desc == "" {
desc = e.Project
}
return fmt.Sprintf("%q %s", desc, rng)
}
// padCell pads s with spaces to exactly w runes. The activity cell must be
// padded BEFORE styling: gridRow's %-*s pads by byte length, which ANSI
// escapes would defeat, misaligning the column divider.
func padCell(s string, w int) string {
if n := len([]rune(s)); n < w {
return s + strings.Repeat(" ", w-n)
}
return s
}
// renderActCell paints one ACTIVITY-lane cell: label text or continuation
// glyph, colored by flavor — calendar accent, idle dimmed, active plain;
// continuation glyphs render faint.
func renderActCell(c Cell) string {
text := trunc(c.Text, actWidth)
if c.Kind == CellCont {
text = "│"
}
text = padCell(text, actWidth)
style := lipgloss.NewStyle()
switch c.Act {
case ActCalendar:
style = gCal
case ActIdle:
style = gDim
}
if c.Kind == CellCont {
style = style.Faint(true)
}
return style.Render(text)
}
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