Add basic message viewer mockup

1 files changed, 207 insertions, 0 deletions

diff --git a/widgets/msgviewer.go b/widgets/msgviewer.go
new file mode 100644
index 0000000..e94ece4
--- /dev/null
+++ b/widgets/msgviewer.go
@@ -0,0 +1,207 @@
+package widgets
+
+import (
+	"bytes"
+	"io"
+	"os/exec"
+
+	"github.com/gdamore/tcell"
+	"github.com/mattn/go-runewidth"
+
+	"git.sr.ht/~sircmpwn/aerc2/lib/ui"
+)
+
+type MessageViewer struct {
+	grid *ui.Grid
+	term *Terminal
+}
+
+var testMsg = `Makes the following changes to the Event type:
+
+* make 'user' and 'ticket' nullable since some events require it
+* add 'by_user' and 'from_ticket' to enable mentions
+* remove 'assinged_user' which is no longer used
+
+Ticket: https://todo.sr.ht/~sircmpwn/todo.sr.ht/156
+---
+ tests/test_comments.py                        |  23 ++-
+ .../versions/75ff2f7624fd_new_event_fields.py | 142 ++++++++++++++++++
+ todosrht/templates/events.html                |  18 ++-
+ todosrht/templates/ticket.html                |  31 +++-
+ todosrht/tickets.py                           |  14 +-
+ todosrht/types/event.py                       |  16 +-
+ 6 files changed, 207 insertions(+), 37 deletions(-)
+ create mode 100644 todosrht/alembic/versions/75ff2f7624fd_new_event_fields.py
+
+diff --git a/tests/test_comments.py b/tests/test_comments.py
+index 4b3161d..b85d751 100644
+--- a/tests/test_comments.py
++++ b/tests/test_comments.py
+@@ -253,20 +253,25 @@ def test_notifications_and_events(mailbox):
+     # Check correct events are generated
+     comment_events = {e for e in ticket.events
+         if e.event_type == EventType.comment}
+-    user_events = {e for e in ticket.events
++    u1_events = {e for e in u1.events
++        if e.event_type == EventType.user_mentioned}
++    u2_events = {e for e in u2.events
+         if e.event_type == EventType.user_mentioned}
+
+     assert len(comment_events) == 1
+-    assert len(user_events) == 2
++    assert len(u1_events) == 1
++    assert len(u2_events) == 1
+
+-    u1_mention = next(e for e in user_events if e.user == u1)
+-    u2_mention = next(e for e in user_events if e.user == u2)
++    u1_mention = u1_events.pop()
++    u2_mention = u2_events.pop()
+
+     assert u1_mention.comment == comment
+-    assert u1_mention.ticket == ticket
++    assert u1_mention.from_ticket == ticket
++    assert u1_mention.by_user == commenter
+
+     assert u2_mention.comment == comment
+-    assert u2_mention.ticket == ticket
++    assert u2_mention.from_ticket == ticket
++    assert u2_mention.by_user == commenter
+
+     assert len(t1.events) == 1
+     assert len(t2.events) == 1
+@@ -276,10 +281,12 @@ def test_notifications_and_events(mailbox):
+     t2_mention = t2.events[0]
+
+     assert t1_mention.comment == comment
+-    assert t1_mention.user == commenter
++    assert t1_mention.from_ticket == ticket
++    assert t1_mention.by_user == commenter
+
+     assert t2_mention.comment == comment
+-    assert t2_mention.user == commenter
++    assert t2_mention.from_ticket == ticket
++    assert t2_mention.by_user == commenter
+
+ def test_ticket_mention_pattern():
+     def match(text):
+diff --git a/todosrht/alembic/versions/75ff2f7624fd_new_event_fields.py
+b/todosrht/alembic/versions/75ff2f7624fd_new_event_fields.py
+new file mode 100644
+index 0000000..1c55bfe
+--- /dev/null
++++ b/todosrht/alembic/versions/75ff2f7624fd_new_event_fields.py
+@@ -0,0 +1,142 @@
++"""Add new event fields and migrate data.
++
++Also makes Event.ticket_id and Event.user_id nullable since some these fields
++can be empty for mention events.
++
++Revision ID: 75ff2f7624fd
++Revises: c7146cb70d6b
++Create Date: 2019-03-28 16:26:18.714300
++
++"""
++
++# revision identifiers, used by Alembic.
++revision = "75ff2f7624fd"
++down_revision = "c7146cb70d6b"
+`
+
+func NewMessageViewer() *MessageViewer {
+	grid := ui.NewGrid().Rows([]ui.GridSpec{
+		{ui.SIZE_EXACT, 3},
+		{ui.SIZE_WEIGHT, 1},
+	}).Columns([]ui.GridSpec{
+		{ui.SIZE_WEIGHT, 1},
+	})
+
+	headers := ui.NewGrid().Rows([]ui.GridSpec{
+		{ui.SIZE_EXACT, 1},
+		{ui.SIZE_EXACT, 1},
+		{ui.SIZE_EXACT, 1},
+	}).Columns([]ui.GridSpec{
+		{ui.SIZE_WEIGHT, 1},
+		{ui.SIZE_WEIGHT, 1},
+	})
+	headers.AddChild(
+		&HeaderView{
+			Name:  "From",
+			Value: "Ivan Habunek <ivan@habunek.com>",
+		}).At(0, 0)
+	headers.AddChild(
+		&HeaderView{
+			Name:  "To",
+			Value: "~sircmpwn/sr.ht-dev@lists.sr.ht",
+		}).At(0, 1)
+	headers.AddChild(
+		&HeaderView{
+			Name: "Subject",
+			Value: "[PATCH todo.sr.ht v2 1/3 Alter Event fields " +
+				"and migrate data]",
+		}).At(1, 0).Span(1, 2)
+	headers.AddChild(ui.NewFill(' ')).At(2, 0).Span(1, 2)
+
+	cmd := exec.Command("sh", "-c", "./contrib/hldiff.py | less -R")
+	pipe, _ := cmd.StdinPipe()
+	term, _ := NewTerminal(cmd)
+	term.OnStart = func() {
+		go func() {
+			reader := bytes.NewBufferString(testMsg)
+			io.Copy(pipe, reader)
+			pipe.Close()
+		}()
+	}
+	term.Focus(true)
+
+	grid.AddChild(headers).At(0, 0)
+	grid.AddChild(term).At(1, 0)
+	return &MessageViewer{grid, term}
+}
+
+func (mv *MessageViewer) Draw(ctx *ui.Context) {
+	mv.grid.Draw(ctx)
+}
+
+func (mv *MessageViewer) Invalidate() {
+	mv.grid.Invalidate()
+}
+
+func (mv *MessageViewer) OnInvalidate(fn func(d ui.Drawable)) {
+	mv.grid.OnInvalidate(func(_ ui.Drawable) {
+		fn(mv)
+	})
+}
+
+func (mv *MessageViewer) Event(event tcell.Event) bool {
+	return mv.term.Event(event)
+}
+
+func (mv *MessageViewer) Focus(focus bool) {
+	mv.term.Focus(focus)
+}
+
+type HeaderView struct {
+	onInvalidate func(d ui.Drawable)
+
+	Name  string
+	Value string
+}
+
+func (hv *HeaderView) Draw(ctx *ui.Context) {
+	size := runewidth.StringWidth(" " + hv.Name + " ")
+	ctx.Fill(0, 0, ctx.Width(), ctx.Height(), ' ', tcell.StyleDefault)
+	style := tcell.StyleDefault.Reverse(true)
+	ctx.Printf(0, 0, style, " "+hv.Name+" ")
+	style = tcell.StyleDefault
+	ctx.Printf(size, 0, style, " "+hv.Value)
+}
+
+func (hv *HeaderView) Invalidate() {
+	if hv.onInvalidate != nil {
+		hv.onInvalidate(hv)
+	}
+}
+
+func (hv *HeaderView) OnInvalidate(fn func(d ui.Drawable)) {
+	hv.onInvalidate = fn
+}