feat(platforms): add generation for platform files

This is based heavily off of the tokyonight extras-generation system.

Co-authored-by: Owen Friedman  <[email protected]>

lua/nordic/platforms/foot.lua

@@ -0,0 +1,38 @@
+local U = require('nordic.utils')
+
+local M = {}
+
+--- @param colors ColorScheme
+function M.generate(colors)
+    local footColors = U.removeHash(colors)
+
+    local foot = U.template(
+        [[
+[colors]
+foreground=${white1}
+background=${bg}
+
+regular0=${gray2}
+regular1=${red.base}
+regular2=${green.base}
+regular3=${yellow.base}
+regular4=${blue1}
+regular5=${magenta.base}
+regular6=${cyan.base}
+regular7=${white1}
+bright0=${gray3}
+bright1=${red.bright}
+bright2=${green.bright}
+bright3=${yellow.bright}
+bright4=${blue2}
+bright5=${magenta.bright}
+bright6=${cyan.bright}
+bright7=${white2}
+]],
+        footColors
+    )
+
+    return foot
+end
+
+return M

lua/nordic/platforms/init.lua

@@ -0,0 +1,38 @@
+-- Adapted from [tokyonight](https://github.com/folke/tokyonight.nvim)
+--
+-- Tokyonight is licensed under [Apache License 2.0](https://raw.githubusercontent.com/folke/tokyonight.nvim/refs/heads/main/LICENSE)
+--
+-- Changes:
+--      - Adjusted the format of M.platforms
+--      - Changed variable names (mostly from extra -> platform)
+--      - Simplified code to work better for just one color scheme "flavor"
+--      - Move `write` function to `utils.lua`
+local U = require('nordic.utils')
+
+local M = {}
+
+--- @type table<string, {ext?: string, url:string, subdir?: string}>
+-- stylua: ignore
+M.platforms = {
+  foot = { ext = "ini", url = "https://codeberg.org/dnkl/foot" },
+}
+
+function M.setup()
+    local C = require('nordic.colors')
+
+    ---@type string[]
+    local platform_names = vim.tbl_keys(M.platforms)
+    table.sort(platform_names)
+
+    for _, platform in ipairs(platform_names) do
+        local info = M.platforms[platform]
+        local plugin = require('nordic.platforms.' .. platform)
+        local fname = platform .. (info.subdir and '/' .. info.subdir .. '/' or '') .. '/nordic' .. '.' .. info.ext
+        fname = string.gsub(fname, '%.$', '') -- remove trailing dot when no extension
+
+        print('[write] ' .. fname)
+        U.write('platforms/' .. fname, plugin.generate(C))
+    end
+end
+
+return M

lua/nordic/utils.lua

@@ -101,4 +101,47 @@ function M.assert_eq(left, right, message)
     end
 end
 
+---Simple string interpolation.
+---
+---Example template: "${name} is ${value}"
+---
+---@param str string template string
+---@param table table key value pairs to replace in the string
+function M.template(str, table)
+    return (
+        str:gsub('($%b{})', function(w)
+            -- TODO: unpack is depreciated
+            return vim.tbl_get(table, unpack(vim.split(w:sub(3, -2), '.', { plain = true }))) or w
+        end)
+    )
+end
+
+-- Remove the hash (#) from the beginning of all color values in a table
+---@param colors table
+function M.removeHash(colors)
+    local output_colors = {}
+    for k, v in pairs(colors) do
+        if type(v) == 'string' then
+            output_colors[k] = v:gsub('^#', '')
+        elseif type(v) == 'table' then
+            output_colors[k] = M.removeHash(v)
+        end
+    end
+
+    return output_colors
+end
+
+-- Write a file and its contents to disk
+--
+-- This function is taken from tokyonight.
+-- For more information see `platforms/init.lua`
+---@param path string
+---@param contents string
+function M.write(path, contents)
+    vim.fn.mkdir(vim.fn.fnamemodify(path, ':h'), 'p')
+    local fd = assert(io.open(path, 'w+'))
+    fd:write(contents)
+    fd:close()
+end
+
 return M

platforms-old/foot/nordic.ini

@@ -0,0 +1,23 @@
+# Nordic Colorscheme for foot.
+# Based on https://github.com/AlexvZyl/nordic.nvim
+# Author: @filahf
+
+[colors]
+foreground=D8DEE9
+background=242933
+regular0=3B4252
+regular1=BF616A
+regular2=A3BE8C
+regular3=EBCB8B
+regular4=81A1C1
+regular5=B48EAD
+regular6=8FBCBB
+regular7=D8DEE9
+bright0=3B4252
+bright1=D06F79
+bright2=B1D196
+bright3=F0D399
+bright4=88C0D0
+bright5=C895BF
+bright6=93CCDC
+bright7=E5E9F0

platforms.sh

@@ -0,0 +1,3 @@
+#!/usr/bin/env sh
+
+nvim --headless -u NONE -c "lua package.path = package.path .. ';./lua/?/init.lua;./lua/?.lua'; require('nordic.platforms').setup() ; vim.api.nvim_command('quit')"

platforms/foot/nordic.ini

@@ -1,10 +1,7 @@
-# Nordic Colorscheme for foot.
-# Based on https://github.com/AlexvZyl/nordic.nvim
-# Author: @filahf
-
 [colors]
 foreground=D8DEE9
 background=242933
+
 regular0=3B4252
 regular1=BF616A
 regular2=A3BE8C
@@ -13,11 +10,11 @@ regular4=81A1C1
 regular5=B48EAD
 regular6=8FBCBB
 regular7=D8DEE9
-bright0=3B4252
-bright1=D06F79
-bright2=B1D196
-bright3=F0D399
+bright0=434C5E
+bright1=C5727A
+bright2=B1C89D
+bright3=EFD49F
 bright4=88C0D0
-bright5=C895BF
-bright6=93CCDC
+bright5=BE9DB8
+bright6=9FC6C5
 bright7=E5E9F0