load("@rules_cc//cc:cc_library.bzl", "cc_library")
load("@rules_cc//cc:cc_binary.bzl", "cc_binary")
load("//gui_ze:gui_ze.bzl", "bun_run", "move_files_into_dir")
load("@emsdk//emscripten_toolchain:wasm_rules.bzl", "wasm_cc_binary")

# JS only
filegroup(
  name = "markdown_to_html",
  srcs = glob([
      "**/*.js",
  ], allow_empty=True),
  visibility = ["//visibility:public"],
)

filegroup(
  name = "markdown_to_html_hdrs",
  srcs = glob([
      "*.h",
  ], allow_empty=True),
  visibility = ["//visibility:public"],
)

# C implementation for native use (as library)
cc_library(
  name = "markdown_to_html_c",
  srcs = ["markdown_to_html.c"],
  hdrs = [":markdown_to_html_hdrs"],
  visibility = ["//visibility:public"],
)

# WASM binary target (cc_binary required for wasm_cc_binary)
# Note: linkopts are emscripten-specific, only apply during WASM build
cc_binary(
  name = "markdown_to_html_bin",
  srcs = ["markdown_to_html.c", "markdown_to_html.h"],
  linkopts = [
    "--no-entry",  # No main() function
    "-sALLOW_MEMORY_GROWTH",  # Allow memory to grow dynamically
    "-sEXPORTED_FUNCTIONS=['_markdown_to_html','_markdown_free','_markdown_get_length','_wasm_alloc','_wasm_free']",
    "-sEXPORTED_RUNTIME_METHODS=['cwrap','ccall','UTF8ToString','stringToUTF8','lengthBytesUTF8']",
    "-sMODULARIZE",  # Output as factory function
    "-sEXPORT_ES6",  # Use ES6 module exports
    "-sENVIRONMENT=web",  # Browser-only code (no Node.js builtins)
  ],
  tags=["manual"],
)

wasm_cc_binary(
  name = "markdown_to_html_wasm",
  cc_target = ":markdown_to_html_bin",
  visibility = ["//visibility:public"],
)