From f840385ae0517fddbf82215133f060510ca0bbbc Mon Sep 17 00:00:00 2001
From: Tangent <rose@tangentfox.com>
Date: Wed, 15 Apr 2026 16:10:16 -0600
Subject: [PATCH] needs reformat

---
 generate-embeddings.lua | 62 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 generate-embeddings.lua

diff --git a/generate-embeddings.lua b/generate-embeddings.lua
new file mode 100644
index 0000000..56ad215
--- /dev/null
+++ b/generate-embeddings.lua
@@ -0,0 +1,62 @@
+#!/usr/bin/env luajit
+
+package.path = (arg[0]:match("@?(.*/)") or arg[0]:match("@?(.*\\)")) .. "lib" .. package.config:sub(1, 1) .. "?.lua;" .. package.path
+local utility = require "utility"
+local json = utility.require("dkjson")
+
+local PATH = "vault-snapshot"
+local whitelist = { md = true, }
+
+local tree
+tree = function(path, fn)
+  utility.list(path or ".", function(path_name)
+    if utility.is_file(path_name) then
+      fn(path_name)
+    else
+      tree(path .. utility.path_separator .. path_name, fn)
+    end
+  end)
+end
+
+local embeddings = {}
+
+local files_processed = 0
+-- TODO estimate files by doing tree without processing, then process the files after
+local total_file_count = 2201
+
+tree(PATH, function(file_name)
+  local path, name, extension = utility.split_path_components(file_name)
+  if not extension then
+    return
+  end
+
+  if not whitelist[extension] then
+    files_processed = files_processed + 1
+    return
+  end
+
+  local file_contents = utility.open(file_name, "r", function(file)
+    return file:read("*all")
+  end)
+
+  local embedding_model = "nomic-embed-text"
+  local output = utility.capture_safe("ollama run " .. embedding_model .. " " .. file_contents:enquote())
+  output = output:sub(1, -2) -- strip extra newline from utility.capture_safe
+
+  output = setmetatable({ vector = output }, {
+    __tojson = function(self, state)
+      return self.vector
+    end
+  })
+
+  embeddings[file_name] = { vector = output }
+
+  files_processed = files_processed + 1
+  print("(estimate) Finished " .. files_processed .. "/" .. total_file_count .. " (" .. math.floor(files_processed/total_file_count * 100) .. "%)")
+end)
+
+local file = utility.open("dump.txt", "w", function(file)
+  local final_output = json.encode(final_output, { indent = true })
+  file:write(final_output)
+  file:write("\n")
+end)