WIP components (as built)

projects.go

@@ -0,0 +1,146 @@
+package mujica
+
+import (
+	"fmt"
+	"slices"
+
+	"github.com/egoist/mygo/ui"
+)
+
+// Priority describes urgency; zero means no priority.
+type Priority int
+
+const (
+	PriorityNone Priority = iota
+	PriorityLow
+	PriorityMedium
+	PriorityHigh
+	PriorityUrgent
+)
+
+// Member is a person tasks can be assigned to.
+type Member struct {
+	ID   string
+	Name string
+}
+
+// TaskLabel is a colored tag tasks carry.
+type TaskLabel struct {
+	ID    string
+	Name  string
+	Color EventColor
+}
+
+// Subtask is one checklist step of a task.
+type Subtask struct {
+	ID    string
+	Title string
+	Done  bool
+}
+
+// Task is one unit of project work.
+type Task struct {
+	// ID is the issue key, as ENG-123.
+	ID        string
+	Title     string
+	Done      bool
+	Priority  Priority
+	Due       Date
+	Status    string
+	Assignees []string
+	Labels    []string
+	Subtasks  []Subtask
+}
+
+// StatusGroup is the workflow stage a status belongs to.
+type StatusGroup int
+
+const (
+	StatusBacklog StatusGroup = iota
+	StatusUnstarted
+	StatusStarted
+	StatusCompleted
+	StatusCanceled
+)
+
+// WorkflowStatus is one workflow state.
+type WorkflowStatus struct {
+	ID    string
+	Name  string
+	Group StatusGroup
+}
+
+// ProjectResult exposes the element and task events.
+type ProjectResult struct {
+	Element *ui.Element
+	changed string
+	opened  string
+}
+
+// Changed returns the edited task ID.
+func (r ProjectResult) Changed() (string, bool) { return r.changed, r.changed != "" }
+
+// Opened returns the activated task ID.
+func (r ProjectResult) Opened() (string, bool) { return r.opened, r.opened != "" }
+
+// projectCheckPriority panics on an unknown priority.
+func projectCheckPriority(p Priority) {
+	if p < PriorityNone || p > PriorityUrgent {
+		panic(fmt.Sprintf("mujica: Priority %d out of range", p))
+	}
+}
+
+// projectMember resolves a member ID or panics.
+func projectMember(members []Member, id string) Member {
+	i := slices.IndexFunc(members, func(m Member) bool { return m.ID == id })
+	if i < 0 {
+		panic(fmt.Sprintf("mujica: unknown member %q", id))
+	}
+	return members[i]
+}
+
+// projectLabel resolves a label ID or panics.
+func projectLabel(labels []TaskLabel, id string) TaskLabel {
+	i := slices.IndexFunc(labels, func(l TaskLabel) bool { return l.ID == id })
+	if i < 0 {
+		panic(fmt.Sprintf("mujica: unknown label %q", id))
+	}
+	return labels[i]
+}
+
+// projectStatus resolves a status ID or panics.
+func projectStatus(statuses []WorkflowStatus, id string) WorkflowStatus {
+	i := slices.IndexFunc(statuses, func(s WorkflowStatus) bool { return s.ID == id })
+	if i < 0 {
+		panic(fmt.Sprintf("mujica: unknown status %q", id))
+	}
+	return statuses[i]
+}
+
+// projectDueText formats a date relative to today.
+func projectDueText(c *ui.Context, due, today Date, done bool) (string, bool) {
+	datetimeCheckDate("project due", due)
+	if due.IsZero() {
+		return "", false
+	}
+	days := int(due.civil().Sub(today.civil()).Hours() / 24)
+	switch {
+	case days < 0 && !done:
+		return calendarCount(c, "projects.overdue", -days), true
+	case days == 0:
+		return msg(c, "projects.due_today"), false
+	case days == 1:
+		return msg(c, "projects.due_tomorrow"), false
+	}
+	return fmt.Sprintf(msg(c, "projects.due"), datetimeMonthName(c, due.Month), due.Day), false
+}
+
+// projectBar draws a named completion bar.
+func projectBar(c *ui.Context, frac float64, label string) *ui.Element {
+	k := Tokens(c)
+	return ui.Box(c).Height(6).FillWidth().Role(ui.RoleProgress).Label(label).Description(fmt.Sprintf("%d%%", int(frac*100))).
+		Draw(func(p *ui.Painter, r ui.Rect) {
+			p.Fill(r, k.Border, 3)
+			p.Fill(ui.Rect{X: r.X, Y: r.Y, W: r.W * float32(frac), H: r.H}, k.AccentText, 3)
+		})
+}