1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
|
{-# LANGUAGE LambdaCase #-}
{-# LANGUAGE OverloadedStrings #-}
module RenderTreeView (renderTreeView) where
import qualified Notmuch.Message as Notmuch
import qualified Notmuch.SearchResult as Notmuch
import qualified Data.CaseInsensitive as CI
import qualified Data.List as L
import qualified Data.Map as M
import qualified Data.Text as T
import qualified Data.Tree.Zipper as Z
import qualified TreeZipperUtils as Z
import Blessings
import Data.Char
import Data.Monoid
import Data.Time
import Data.Time.Format.Human
import Data.Tree
import TagUtils (Tag)
import TreeView
-- TODO make configurable
humanTimeLocale :: HumanTimeLocale
humanTimeLocale = defaultHumanTimeLocale
{ justNow = "now"
, secondsAgo = \f -> (++ "s" ++ dir f)
, oneMinuteAgo = \f -> "1m" ++ dir f
, minutesAgo = \f -> (++ "m" ++ dir f)
, oneHourAgo = \f -> "1h" ++ dir f
, aboutHoursAgo = \f -> (++ "h" ++ dir f)
, at = \_ -> ("" ++)
, daysAgo = \f -> (++ "d" ++ dir f)
, weekAgo = \f -> (++ "w" ++ dir f)
, weeksAgo = \f -> (++ "w" ++ dir f)
, onYear = ("" ++)
, dayOfWeekFmt = "%a %H:%M"
, thisYearFmt = "%b %e"
, prevYearFmt = "%b %e, %Y"
}
where dir True = " from now"
dir False = " ago"
renderTreeView
:: UTCTime
-> Z.TreePos Z.Full TreeView
-> Z.TreePos Z.Full TreeView
-> [Blessings String]
renderTreeView now cur =
renderNode
where
isFocus = (Z.label cur==) . Z.label
renderNode loc =
renderRootLabel loc :
maybeRenderSubForest (Z.firstChild loc)
renderRootLabel loc =
renderPrefix loc <>
renderTreeView1 now (isFocus loc) (Z.label loc)
renderSubForest loc =
renderNode loc ++
maybeRenderSubForest (Z.next loc)
maybeRenderSubForest =
maybe mempty renderSubForest
renderPrefix :: Z.TreePos Z.Full TreeView -> Blessings String
renderPrefix =
mconcat . reverse . map prefix . zip [(1 :: Int)..] . Z.path
where
prefix (i, (_lhs, x, rhs)) = case x of
TVSearch _ -> ""
TVSearchResult _ -> spacePrefix
TVMessage _ ->
case i of
1 ->
if null rhs
then endPrefix
else teePrefix
_ ->
if null rhs
then spacePrefix
else pipePrefix
_ ->
if null $ filter isTVMessage $ map rootLabel rhs
then spacePrefix
else pipePrefix
spacePrefix
, teePrefix
, pipePrefix
, endPrefix
:: Blessings String
spacePrefix = prefixSGR " "
teePrefix = prefixSGR "├╴"
pipePrefix = prefixSGR "│ "
endPrefix = prefixSGR "└╴"
-- TODO locale-style: headerKey = \s -> SGR [..] (s <> ": ")
searchSGR
, altSGR
, focusSGR
, quoteSGR
, boringSGR
, prefixSGR
, dateSGR
, tagsSGR
, boringMessageSGR
, unreadMessageSGR
, unreadSearchSGR
, killedTagSGR
, starTagSGR
, draftTagSGR
:: Blessings String -> Blessings String
altSGR = SGR [38,5,182]
searchSGR = SGR [38,5,162]
focusSGR = SGR [38,5,160]
quoteSGR = SGR [38,5,242]
boringSGR = SGR [38,5,240]
prefixSGR = SGR [38,5,235]
dateSGR = SGR [38,5,071]
tagsSGR = SGR [38,5,036]
killedTagSGR = SGR [38,5,088]
starTagSGR = SGR [38,5,226]
draftTagSGR = SGR [38,5,202]
boringMessageSGR = SGR [38,5,023]
unreadMessageSGR = SGR [38,5,117]
unreadSearchSGR = SGR [38,5,250]
renderTreeView1 :: UTCTime -> Bool -> TreeView -> Blessings String
renderTreeView1 now hasFocus x = case x of
TVSearch s ->
let c = if hasFocus then focusSGR else searchSGR
in c $ Plain s
TVSearchResult sr ->
let c = if hasFocus then focusSGR else
if isUnread
then unreadSearchSGR
else boringSGR
c_authors =
if hasFocus then focusSGR else
if isUnread
then altSGR
else boringSGR
isUnread = "unread" `elem` Notmuch.searchTags sr
authors = Plain $ T.unpack $ Notmuch.searchAuthors sr
date = dateSGR $ renderDate now x
subject = Plain $ T.unpack $ Notmuch.searchSubject sr
tags = tagsSGR $ renderTags (Notmuch.searchTags sr)
title = if subject /= "" then subject else c_authors authors
in
c $ title <> " " <> date <> " " <> tags
TVMessage m ->
let fromSGR =
if hasFocus then focusSGR else
if "unread" `elem` Notmuch.messageTags m
then unreadMessageSGR
else boringMessageSGR
from = fromSGR $ renderFrom (M.lookup "from" $ Notmuch.messageHeaders m)
date = dateSGR $ renderDate now x
tags = tagsSGR $ renderTags (Notmuch.messageTags m) -- TODO filter common tags
in from <> " " <> date <> " " <> tags
TVMessageHeaderField m fieldName ->
let c = if hasFocus then focusSGR else boringSGR
k = Plain $ T.unpack $ CI.original fieldName
v = maybe "nothing"
(Plain . T.unpack)
(M.lookup fieldName $ Notmuch.messageHeaders m)
in c $ k <> ": " <> v
TVMessagePart _ p ->
let c = if hasFocus then focusSGR else boringSGR
i = Plain $ show $ Notmuch.partID p
t = Plain $ T.unpack $ CI.original $ Notmuch.partContentType p
filename = maybe "" (Plain . (" "<>) . show) $ Notmuch.partContentFilename p
charset = maybe "" (Plain . (" "<>) . show) $ Notmuch.partContentCharset p
size = Plain $ show $ Notmuch.contentSize (Notmuch.partContent p)
in c $ "part#" <> i <> " " <> t <> filename <> charset <> " " <> size
TVMessageQuoteLine _ _ _ s ->
if hasFocus
then focusSGR $ Plain s
else quoteSGR $ Plain s
TVMessageLine _ _ _ s ->
if hasFocus
then focusSGR $ Plain s
else Plain s
renderDate :: UTCTime -> TreeView -> Blessings String
renderDate now = \case
TVSearchResult sr -> f humanTimeLocale (Notmuch.searchTime sr)
TVMessage m -> f humanTimeLocale (Notmuch.messageTime m)
_ -> SGR [35,1] "timeless"
where
f timeLocale time =
Plain $ humanReadableTimeI18N' timeLocale now time
renderFrom :: Maybe T.Text -> Blessings String
renderFrom = \case
Just fromLine -> Plain $ dropAddress $ T.unpack fromLine
Nothing -> SGR [35,1] "Anonymous"
renderTags :: [Tag] -> Blessings String
renderTags =
-- TODO sort somewhere else
mconcat . L.intersperse " " . map renderTag . L.sort
renderTag :: Tag -> Blessings String
renderTag tag = case tag of
"draft" -> draftTagSGR plain
"killed" -> killedTagSGR plain
"star" -> starTagSGR plain
_ -> plain
where
plain = Plain $ T.unpack tag
dropAddress :: String -> String
dropAddress xs =
case L.findIndices (=='<') xs of
[] -> xs
is -> L.dropWhileEnd isSpace $ take (last is) xs
|