nvim: add snacks (WIP)

2026-06-16 11:24:55 +02:00 · 2026-04-15 06:16:05 +02:00 · 2026-04-15 06:16:05 +02:00 · ab5999f91f
commit ab5999f91f
parent 4df7150497
5 changed files with 215 additions and 50 deletions
--- a/nvim/lua/user/plugins/core.lua
+++ b/nvim/lua/user/plugins/core.lua
@ -0,0 +1,153 @@
+local icons = require('user.icons')
+
+local backdrop = user.backdrop or 80
+
+local border = {" "}
+
+local toggle_preview = function(picker)
+    local layout = vim.deepcopy(picker.resolved_layout)
+
+    -- helper: find the "preview" node in the layout tree
+    local function find_preview(root)
+        if root.win == "preview" then
+            return root
+        end
+        if #root > 0 then
+            for _, child in ipairs(root) do
+                local found = find_preview(child)
+                if found then
+                    return found
+                end
+            end
+        end
+    end
+
+    local preview = find_preview(layout.layout)
+    if not preview then
+        return
+    end
+
+    layout.hidden = layout.hidden or {}
+
+    local hidden = false
+    for i, name in ipairs(layout.hidden) do
+        if name == "preview" then
+            hidden = true
+            table.remove(layout.hidden, i)
+            break
+        end
+    end
+
+    if hidden then
+        -- preview was hidden -> show it again
+        -- restore your preferred normal width/height
+        if layout.layout.width then
+            layout.layout.width = 0.8
+        end
+        if layout.layout.height then
+            layout.layout.height = 0.8
+        end
+    else
+        -- preview was visible -> hide it and compact the picker
+        table.insert(layout.hidden, "preview")
+
+        -- make the main picker smaller when preview is hidden
+        -- tweak this depending on your preset
+        if layout.layout.width then
+            layout.layout.width = 0.4
+        end
+        if layout.layout.height then
+            layout.layout.height = 0.4
+        end
+    end
+
+    picker:set_layout(layout)
+end
+
+local finder = {
+    prompt = " ",
+    layouts = {
+        default = {
+            hidden = { "preview" },
+            layout = {
+                box = "horizontal",
+                width = 0.4,
+                height = 0.4,
+                border = false,
+                {
+                    box = "vertical",
+                    { win = "list", border = border,  title = "Results" },
+                    { win = "input", border = border, height = 1, title = "{title} {live} {flags}" },
+                },
+                { win = "preview", border = border, title = "{preview}", width = 0.5 },
+            },
+        },
+    },
+    actions = {
+        toggle_preview_compact = toggle_preview
+    },
+    win = {
+        input = {
+            keys = {
+                ["<Esc>"] = { "close", mode = { "n", "i" } },
+                ["<c-p>"] = { "toggle_preview_compact", mode = { "i", "n" } },
+            }
+        }
+    }
+}
+
+return {
+    "folke/snacks.nvim",
+    priority = 1000,
+    lazy = false,
+    ---@type snacks.Config
+    opts = {
+        picker = finder,
+        dashboard = {
+            preset = {
+                header = [[
+ ███▄    █ ▓█████  ▒█████   ██▒   █▓ ██▓ ███▄ ▄███▓
+ ██ ▀█   █ ▓█   ▀ ▒██▒  ██▒▓██░   █▒▓██▒▓██▒▀█▀ ██▒
+▓██  ▀█ ██▒▒███   ▒██░  ██▒ ▓██  █▒░▒██▒▓██    ▓██░
+▓██▒  ▐▌██▒▒▓█  ▄ ▒██   ██░  ▒██ █░░░██░▒██    ▒██
+▒██░   ▓██░░▒████▒░ ████▓▒░   ▒▀█░  ░██░▒██▒   ░██▒
+░ ▒░   ▒ ▒ ░░ ▒░ ░░ ▒░▒░▒░    ░ ▐░  ░▓  ░ ▒░   ░  ░
+░ ░░   ░ ▒░ ░ ░  ░  ░ ▒ ▒░    ░ ░░   ▒ ░░  ░      ░
+   ░   ░ ░    ░   ░ ░ ░ ▒       ░░   ▒ ░░      ░
+         ░    ░  ░    ░ ░        ░   ░         ░
+                                ░                  ]],
+                keys = {
+                    { icon = " ", key = "c", desc = "Config", action = ":lua Snacks.dashboard.pick('files', {cwd = vim.fn.stdpath('config')})" },
+                    { icon = " ", key = "s", desc = "Restore Session", section = "session" },
+                    { icon = " ", key = "q", desc = "Quit", action = ":qa" },
+                },
+            }
+        },
+        notifier = {
+            style = 'minimal',
+            margin = { top = 0, right = 2, bottom = 2 },
+            gap = 1,
+            level = vim.log.levels.INFO,
+            icons = {
+                info = icons.diagnostics.info .. " ",
+                warn = icons.diagnostics.warn .. " ",
+                error = icons.diagnostics.error .. " ",
+                debug = icons.diagnostics.debug .. " ",
+                trace = icons.diagnostics.trace .. " "
+            },
+            top_down = false,
+        },
+        styles = {
+            float = {
+                backdrop = {
+                    blend = backdrop,
+                },
+            },
+            input = {
+                backdrop = {
+                    blend = backdrop,
+                },
+            },
+        },
+    }
+}