64 lines
1.8 KiB
Lua
64 lines
1.8 KiB
Lua
local ZK = {}
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local zettel_extension, anchor_separator
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local api
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if vim ~= nil then
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api = vim.api
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anchor_separator = vim.g["zettel_anchor_separator"] or vim.b["zettel_anchor_separator"] or "_"
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zettel_extension = vim.g["zettel_extension"] or vim.b["zettel_extension"] or ".md"
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end
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package.loaded['zettelkasten'] = nil
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local anchor_separator = "_"
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function ZK.init(vimapi)
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vim = vimapi or vim
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anchor_separator = vim.g["zettel_anchor_separator"] or vim.b["zettel_anchor_separator"] or "_"
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zettel_extension = vim.g["zettel_extension"] or vim.b["zettel_extension"] or ".md"
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end
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-- entrypoint for pressing the zettel key when the cursor
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-- is either on an existing link (it will then
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-- follow it) or over text (it will then turn it into a
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-- zettel link)
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function ZK.follow_link()
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assert(false, "NOT IMPLEMENTED")
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return ''
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end
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-- Return a valid zettelkasten anchor,
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-- composed of yymmddHHMM.
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--
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-- date can be passed in as a table containing a year, a month, a day, an hour,
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-- and a minute key. Returns nil if the date passed in is invalid.
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-- If no date is passed in, returns Zettel anchor for current moment.
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function ZK.create_anchor(date)
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local timestamp
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if pcall(function() timestamp=os.time(date) end) then
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return os.date('%y%m%d%H%M', timestamp)
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else
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return nil
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end
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end
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-- Returns a link to a markdown file with the date replaced with a zettel anchor,
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-- and the text cleaned up to be useful in a link.
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function ZK.create_link(text, date)
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text = text or ""
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if text == "" then
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text = "" .. ZK.create_anchor(date)
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else
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text = text:lower():gsub(" ", "-")
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text = "" .. ZK.create_anchor(date) .. anchor_separator .. text
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end
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return text .. (zettel_extension or ".md")
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end
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return {
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init = ZK.init,
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zettel_link_create = ZK.zettel_link_create,
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create_anchor = ZK.create_anchor,
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create_link = ZK.create_link,
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}
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