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65 lines
1.6 KiB
Lua
65 lines
1.6 KiB
Lua
local utils = require 'utils'
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local silo = require 'silo'
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local log = require 'log'
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local path = require 'path'
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local exports = {}
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local shasum = utils.ext_piped "shasum"
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local ha_checksum = ""
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local homenix = path.join { silo.dirs.config, "home-manager/home.nix" }
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if path.exists(homenix) then
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ha_checksum = (shasum {homenix}).stdout
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log.debug(ha_checksum)
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end
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local function clear_invalid_links()
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utils.nu [[
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( glob /home/jri/.local/share/applications/*.desktop
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| each { ls -l $in }
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| flatten
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| where target? != null
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| par-each {|entry| get target
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| open $in
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| parse -r '\nTryExec\s?=\s?(?<bin>[^\n]+)'
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| get -i 0
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| default {}
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| merge $entry }
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| where bin? != null
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| where {|e| which $e.bin | is-empty }
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| each {|e| rm $e.name; print $"Cleared ($e.name)" }
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)
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]]
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end
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local function link_apps()
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utils.nu [[
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( glob ~/.nix-profile/share/applications/*.desktop
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| par-each { try { ln -s $in ~/.local/share/applications/; print $"Linked ($in)" } } )
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]]
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end
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exports.after_apply_all = function()
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if utils.which "home-manager" == nil and (shasum {homenix}).stdout ~= ha_checksum then
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local hm = utils.ext "home-manager"
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log.info("Applying home-manager config")
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hm { "switch" }
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log.info "Expiring old home manager configurations"
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hm { "expire-generations", "-1 days" }
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log.info "Clear invalid links"
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clear_invalid_links()
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log.info "Linking applications"
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link_apps()
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else
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log.info "Home manager does not need to be updated"
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end
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end
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return exports
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