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// Package templates holds the templ components and their view-models. View-models
// are plain structs assembled by the server layer; templ files render them.
package templates
import (
"fmt"
"html/template"
"strings"
"time"
"custard/internal/backlog"
"custard/internal/gitread"
"custard/internal/license"
"custard/internal/render"
)
// Meta is the shared chrome data every page needs.
type Meta struct {
Title string
Repo string // current repo name, "" on the index
Ref string // current ref, when relevant
HasIssues bool // show the issues tab only when backlog tasks exist
HasReadme bool // show the readme tab only when a README exists
Theme string // active data-theme, resolved from cookie (default flexoki)
Tab string // active repo tab: code | readme | log | refs | issues
CloneURL string // read-only HTTP clone URL, shown in the footer bar
License *license.License // detected repo license, shown as a badge
}
// LicenseCategoryColor maps a license category to a theme color family.
func LicenseCategoryColor(cat string) string {
switch cat {
case "permissive":
return "green"
case "public-domain":
return "cyan"
case "weak-copyleft":
return "yellow"
case "copyleft":
return "orange"
case "cc":
return "purple"
default:
return "accent"
}
}
// Families is what the picker offers: a palette choice only. Light vs dark is
// resolved from the OS (prefers-color-scheme), not chosen here. E-ink is its own
// fixed mode. The cookie stores one of these; the client resolves the actual
// data-theme (e.g. flexoki → flexoki-dark) before paint.
var Families = []string{"flexoki", "uchu", "humdrum", "eink"}
// DefaultTheme (family) applies when no valid cookie is present.
const DefaultTheme = "flexoki"
// ValidTheme returns t if it is a known family, else DefaultTheme.
func ValidTheme(t string) string {
for _, k := range Families {
if k == t {
return t
}
}
return DefaultTheme
}
// Crumb is one breadcrumb segment with the cumulative path up to it.
type Crumb struct {
Name string
Path string
}
// IndexPage lists all repositories.
type IndexPage struct {
Meta Meta
Repos []gitread.Repo
}
// RepoPage is the repo home (code tab): the root file tree plus a ref summary.
// The README lives on its own tab, not here.
type RepoPage struct {
Meta Meta
DefaultBranch string
Entries []gitread.Entry
Last *gitread.Commit
Branches int
Tags int
}
// ReadmePage renders a repo's README on its own tab.
type ReadmePage struct {
Meta Meta
Readme template.HTML
}
// TreePage browses a directory at a ref.
type TreePage struct {
Meta Meta
Path string
Crumbs []Crumb
Entries []gitread.Entry
}
// BlobPage shows one file.
type BlobPage struct {
Meta Meta
Path string
Crumbs []Crumb
Size int64
IsMarkdown bool
Markdown template.HTML
Frontmatter []render.FMPair // YAML frontmatter of a Markdown file, if any
Code template.HTML
IsBinary bool
}
// LogPage is a commit list for a ref.
type LogPage struct {
Meta Meta
Commits []gitread.Commit
}
// CommitPage shows a single commit and its diff, split per file.
type CommitPage struct {
Meta Meta
Detail *gitread.CommitDetail
Files []render.FileDiff
}
// RefsPage lists branches and tags.
type RefsPage struct {
Meta Meta
Refs *gitread.Refs
}
// IssueGroup is a status bucket of tasks in the issues list.
type IssueGroup struct {
Status string
Tasks []backlog.Task
}
// IssuesPage is the GitHub-issues-style list, grouped by status.
type IssuesPage struct {
Meta Meta
Groups []IssueGroup
Total int
}
// IssuePage is a single task with its rendered Markdown body.
type IssuePage struct {
Meta Meta
Task backlog.Task
Body template.HTML
}
// GroupByStatus buckets tasks following the repo's configured status order,
// appending any statuses not in that order at the end. Empty buckets are
// dropped. An empty order falls back to the Backlog.md defaults.
func GroupByStatus(tasks []backlog.Task, order []string) []IssueGroup {
if len(order) == 0 {
order = backlog.DefaultStatuses
}
known := make(map[string]bool, len(order))
for _, s := range order {
known[s] = true
}
byStatus := map[string][]backlog.Task{}
var extra []string
for _, t := range tasks {
if _, seen := byStatus[t.Status]; !seen && !known[t.Status] {
extra = append(extra, t.Status)
}
byStatus[t.Status] = append(byStatus[t.Status], t)
}
var groups []IssueGroup
for _, s := range append(append([]string{}, order...), extra...) {
if ts := byStatus[s]; len(ts) > 0 {
groups = append(groups, IssueGroup{Status: s, Tasks: ts})
}
}
return groups
}
// LabelColor maps a label to a theme color-family name (phase-3 tokens key off
// these via .chip--<color>). Unknown labels get the neutral accent.
func LabelColor(label string) string {
switch strings.ToLower(label) {
case "bug":
return "red"
case "feature":
return "green"
case "enhancement", "ui":
return "blue"
case "docs", "documentation":
return "cyan"
case "chore", "refactor":
return "purple"
case "question":
return "yellow"
default:
return "accent"
}
}
// PriorityClass maps a priority to a css-class-safe level (high/medium/low),
// or "" when absent so the template can skip the pill.
func PriorityClass(p string) string {
switch strings.ToLower(strings.TrimSpace(p)) {
case "high", "critical", "urgent":
return "high"
case "medium", "med", "normal":
return "medium"
case "low", "minor":
return "low"
default:
return ""
}
}
// StatusKind maps an arbitrary status label (emoji and all) to a stable
// css-class-safe kind, so themes can style columns regardless of the exact
// wording a repo uses. Unrecognized statuses fall back to an alnum slug.
func StatusKind(status string) string {
s := strings.ToLower(status)
switch {
case strings.Contains(s, "progress"):
return "in-progress"
case strings.Contains(s, "done"), strings.Contains(s, "ship"), strings.Contains(s, "complete"):
return "done"
case strings.Contains(s, "paus"), strings.Contains(s, "block"), strings.Contains(s, "hold"):
return "paused"
case strings.Contains(s, "backlog"), strings.Contains(s, "to do"), strings.Contains(s, "todo"):
return "backlog"
}
return slugify(s)
}
// slugify reduces a string to lowercase alphanumerics joined by single dashes.
func slugify(s string) string {
var b strings.Builder
dash := false
for _, r := range strings.ToLower(s) {
switch {
case r >= 'a' && r <= 'z', r >= '0' && r <= '9':
if dash && b.Len() > 0 {
b.WriteByte('-')
}
b.WriteRune(r)
dash = false
default:
dash = true
}
}
if b.Len() == 0 {
return "other"
}
return b.String()
}
// HumanSize formats a byte count as a short human-readable string.
func HumanSize(n int64) string {
const unit = 1024
if n < unit {
return fmt.Sprintf("%d B", n)
}
div, exp := int64(unit), 0
for m := n / unit; m >= unit; m /= unit {
div *= unit
exp++
}
return fmt.Sprintf("%.1f %cB", float64(n)/float64(div), "KMGT"[exp])
}
// ShortHash returns the first 8 characters of a hash, or the whole thing.
func ShortHash(h string) string {
if len(h) >= 8 {
return h[:8]
}
return h
}
// FmtTime renders a timestamp in a compact, stable form.
func FmtTime(t time.Time) string {
return t.Format("2006-01-02 15:04")
}
// BuildCrumbs splits a "/"-separated path into cumulative breadcrumbs.
func BuildCrumbs(path string) []Crumb {
path = strings.Trim(path, "/")
if path == "" {
return nil
}
parts := strings.Split(path, "/")
crumbs := make([]Crumb, 0, len(parts))
acc := ""
for _, p := range parts {
if acc == "" {
acc = p
} else {
acc = acc + "/" + p
}
crumbs = append(crumbs, Crumb{Name: p, Path: acc})
}
return crumbs
}
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