mirror of
https://github.com/SpaceVim/SpaceVim.git
synced 2025-03-22 00:35:42 +08:00
83 lines
2.4 KiB
VimL
83 lines
2.4 KiB
VimL
"=============================================================================
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" history.vim --- history manager
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" Copyright (c) 2016-2019 Wang Shidong & Contributors
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" Author: Wang Shidong < wsdjeg@outlook.com >
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" URL: https://spacevim.org
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" License: GPLv3
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"=============================================================================
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let s:FILE = SpaceVim#api#import('file')
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let s:JSON = SpaceVim#api#import('data#json')
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let s:LOG = SpaceVim#logger#derive('history')
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let s:BUF = SpaceVim#api#import('vim#buffer')
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let s:history_cache_path = s:FILE.unify_path(g:spacevim_data_dir, ':p') . 'SpaceVim/nvim_history.json'
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let s:filepos = {}
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function! SpaceVim#plugins#history#readcache() abort
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call s:LOG.debug('read cache')
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call s:read_cache()
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endfunction
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function! SpaceVim#plugins#history#writecache() abort
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call s:LOG.debug('write cache')
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call s:write_cache()
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endfunction
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function! SpaceVim#plugins#history#jumppos() abort
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" nvim filename
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" BufReadPost event before VimEnter
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if empty(s:filepos)
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call s:read_cache()
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endif
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let [l, c] = get(s:filepos, expand('%:p'), [0, 0])
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call s:LOG.debug(printf('jump to pos: [%s, %s]', l, c))
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if l != 0 && c != 0
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call cursor(l, c)
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endif
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endfunction
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function! SpaceVim#plugins#history#savepos() abort
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if empty(s:BUF.bufname()) || &buftype == 'nofile'
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return
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endif
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call s:LOG.debug('save pos for:' . s:BUF.bufname())
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let [_, l, c, _] = getpos('.')
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call s:LOG.debug(printf('line %d, col %d', l, c))
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if l != 0 && c != 0 && filereadable(s:BUF.bufname())
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let s:filepos[expand('%:p')] = [l, c]
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endif
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endfunction
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function! s:read_cache() abort
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if filereadable(s:history_cache_path)
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let his = s:JSON.json_decode(join(readfile(s:history_cache_path, ''), ''))
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if type(his) ==# type({})
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call map(deepcopy(his.cmd), 'histadd("cmd", v:val)')
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call map(deepcopy(his.search), 'histadd("search", v:val)')
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let s:filepos = get(his, 'filepos', {})
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endif
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endif
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endfunction
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function! s:write_cache() abort
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let his = { 'cmd' : [], 'filepos' : s:filepos, 'search' : []}
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for i in range(1, 100)
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let cmd = histget('cmd', 0 - i)
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if empty(cmd)
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break
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endif
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call insert(his.cmd, cmd)
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endfor
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for i in range(1, 100)
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let search = histget('search', 0 - i)
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if empty(search)
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break
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endif
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call insert(his.search, search)
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endfor
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call writefile([s:JSON.json_encode(his)], s:history_cache_path)
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endfunction
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