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slack: quick 'n' dirty thread screen

This commit is contained in:
Kartik K. Agaram 2021-08-14 18:02:57 -07:00
parent a3ffd93c57
commit bfe3a175be
1 changed files with 45 additions and 0 deletions
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@ -190,6 +190,12 @@ fn render-tab screen: (addr screen), _current-tab: (addr tab), show-cursor?: boo
render-search-tab screen, current-tab, show-cursor?, items, channels, users, screen-height
return
}
compare *current-tab-type, 3/thread
{
break-if-!=
render-thread-tab screen, current-tab, show-cursor?, items, channels, users, screen-height
return
}
}
fn render-all-items screen: (addr screen), _current-tab: (addr tab), show-cursor?: boolean, _items: (addr item-list), users: (addr array user), screen-height: int {
@ -298,6 +304,45 @@ fn render-search-tab screen: (addr screen), _current-tab: (addr tab), show-curso
}
}
fn render-thread-tab screen: (addr screen), _current-tab: (addr tab), show-cursor?: boolean, _items: (addr item-list), channels: (addr array channel), users: (addr array user), screen-height: int {
var current-tab/esi: (addr tab) <- copy _current-tab
var items/eax: (addr item-list) <- copy _items
var items-data-ah/eax: (addr handle array item) <- get items, data
var _items-data/eax: (addr array item) <- lookup *items-data-ah
var items-data/edi: (addr array item) <- copy _items-data
var post-index-addr/eax: (addr int) <- get current-tab, root-index
var post-index/eax: int <- copy *post-index-addr
var post-offset/eax: (offset item) <- compute-offset items-data, post-index
var post/ebx: (addr item) <- index items-data, post-offset
var current-tab-top-item-addr/eax: (addr int) <- get current-tab, item-index
var i/edx: int <- copy *current-tab-top-item-addr
var post-comments-first-free-addr/eax: (addr int) <- get post, comments-first-free
set-cursor-position 0/screen, 0x68/x 0/y
draw-text-wrapping-right-then-down-from-cursor-over-full-screen screen, "thread", 7/fg 0/bg
render-progress screen, i, *post-comments-first-free-addr
var post-comments-ah/eax: (addr handle array int) <- get post, comments
var post-comments/eax: (addr array int) <- lookup *post-comments-ah
var y/ecx: int <- copy 2/search-space-ver
y <- add 1/item-padding-ver
{
compare i, 0
break-if-<
compare y, screen-height
break-if->=
var item-index-addr/eax: (addr int) <- index post-comments, i
var item-index/eax: int <- copy *item-index-addr
var item-offset/eax: (offset item) <- compute-offset items-data, item-index
var curr-item/eax: (addr item) <- index items-data, item-offset
y <- render-item screen, curr-item, users, show-cursor?, y, screen-height
# cursor always at top item
copy-to show-cursor?, 0/false
i <- decrement
loop
}
# finally render the parent -- though we'll never focus on it
y <- render-item screen, post, users, 0/no-cursor, y, screen-height
}
# side-effect: mutates cursor position
fn render-progress screen: (addr screen), curr: int, max: int {
set-cursor-position 0/screen, 0x70/x 0/y