{! #include "../ui-tree.h" !}

{% block repo_navigation_breadcrumbs %}
				<div class="px-3">
					{# Breadcrumbs #}
					{# TODO: Make breadcrumbs hyperlinks #}
					<a href="{! cgit_shared_reporevlink_url(NULL, ctx.qry.head, ctx.qry.oid, NULL); !}" class="text-[#73D0FF] hover:text-[#73D0FF] hover:underline">{{ ctx.repo->name }}</a> / {{ ctx.qry.path }}
				</div>
{% endblock %}

{% block tree_content_directory_header %}
			{# Header for directory listing #}
			<nav class="flex text-sm mb-4 items-baseline">
				{# Repo navigation panel #}
				{! repo_summary_bar_current_branch(); !}
				{! repo_navigation_breadcrumbs(); !}
			</nav>
			<div class="grid grid-cols-[auto_1fr_auto_auto] border border-[#333A45] rounded-md mb-4">
{% endblock %}
{% block tree_content_directory_footer %}
			{# Footer for directory listing #}
			</div>
{% endblock %}
{% block tree_content_file(const struct object_id *oid, const char *path, const char *basename, const char *rev) %}
			<nav class="flex text-sm mb-4 items-baseline">
				{# Repo navigation panel #}
				{! repo_summary_bar_current_branch(); !}
				{! repo_navigation_breadcrumbs(); !}
				<div class="flex-1"></div>
				<div class="flex">
					{# File buttons #}
					<a href="{! cgit_shared_repolink_url("plain", ctx.qry.head, ctx.qry.path); !}" class="text-sm text-[#a3a29c] py-1.5 px-3 bg-[#262F3F] border border-[#333A45] rounded-md hover:bg-[#333A45]">Raw</a>
				</div>
			</nav>
			{!
				unsigned long size;
				enum object_type type = oid_object_info(the_repository, oid, &size);
				if (type == OBJ_BAD) {
					die("Bad object name");
				}
				char *buf = repo_read_object_file(the_repository, oid, &type, &size);
				if (!buf) {
					die("Error reading object");
				}
				bool is_binary = buffer_is_binary(buf, size);
			!}
			{% if ctx.cfg.max_blob_size && size / 1024 > ctx.cfg.max_blob_size %}
			<div class="text-[#F07178]">
				blob size ({{ size / 1024|%ld }}KB) exceeds display size limit ({{ ctx.cfg.max_blob_size|%d }}KB).
			</div>
			{% else %}
			<div class="rendered-blob overflow-x-auto">
			{!
				if (is_binary) {
					cgit_tree_print_binary_buffer(buf, size);
				} else {
					cgit_tree_print_text_buffer(basename, buf, size);
				}
				free(buf);
			!}
			</div>
			{% endif %}
{% endblock %}

{!
	struct walk_tree_context {
		char *curr_rev;
		char *match_path;
		int state;
		int directory_child_idx;
	};
	
	static int walk_tree(const struct object_id *oid, struct strbuf *base, const char *pathname, unsigned mode, void *cbdata)
	{
		struct walk_tree_context *walk_tree_ctx = cbdata;
		
		if (walk_tree_ctx->state == 0) {
			// State 0 = Walking recursively to find the target path
			
			struct strbuf buffer = STRBUF_INIT;
			strbuf_addbuf(&buffer, base);
			strbuf_addstr(&buffer, pathname);
			if (strcmp(walk_tree_ctx->match_path, buffer.buf)) {
				// Not the target path, so continue to walk the tree
				strbuf_release(&buffer);
				
				if (S_ISGITLINK(mode)) {
					// Never recurse into submodules
					return 0;
				} else {
					return READ_TREE_RECURSIVE;
				}
			}
			
			// This is the target path
			if (S_ISDIR(mode)) {
				// Target path is a directory - set state to 1 and do one final walk to get contents
				walk_tree_ctx->state = 1;
				strbuf_release(&buffer);
				tree_content_directory_header();
				return READ_TREE_RECURSIVE;
			} else {
				// Target path is a file - set state to 2, display file and exit
				walk_tree_ctx->state = 2;
				tree_content_file(oid, buffer.buf, pathname, walk_tree_ctx->curr_rev);
				strbuf_release(&buffer);
				return 0;
			}
		}
		
		if (walk_tree_ctx->state == 1) {
			// State 1 = Target path is a directory, one final walk to get contents
			// Either a child of the directory of interest, or a child of a parent directory - so must check the path
			
			struct strbuf buffer = STRBUF_INIT;
			strbuf_addstr(&buffer, walk_tree_ctx->match_path);
			strbuf_addstr(&buffer, "/");
			
			if (!strcmp(buffer.buf, base->buf)) {
				tree_listing_item(oid, base, pathname, mode, walk_tree_ctx->directory_child_idx > 0);
				walk_tree_ctx->directory_child_idx++;
			}
			strbuf_release(&buffer);
			return 0;
		}
		
		return 0;  // Should be unreachable
	}
!}

{% page cgit_print_tree %}
{!
	// Redirect to summary page if no subdirectory
	if (!ctx.qry.path) { return cgit_print_summary_impl(); }
!}
{! page_start(); !}
{! repo_header(); !}
		<main class="max-w-7xl mx-auto py-4">{# Main content #}
{! repo_description_panel(); !}
			{!
				char *hex = ctx.qry.oid;
				if (!hex) { hex = ctx.qry.head; }
				
				struct object_id oid;
				if (repo_get_oid(the_repository, hex, &oid)) {
					die("Bad object id");
				}
				struct commit *commit = lookup_commit_reference(the_repository, &oid);
				if (!commit) {
					die("Bad commit reference");
				}
				
				// Prepare to walk the tree recursively to find the path
				struct pathspec paths = {
					.nr = 0
				};
				struct walk_tree_context walk_tree_ctx = {
					.curr_rev = xstrdup(hex),
					.match_path = ctx.qry.path,
					.state = 0,
					.directory_child_idx = 0
				};
				
				// State 0 = Walking recursively to find the target path
				// State 1 = Target path is a directory, one final walk to get contents
				// State 2 = Target path is a file
				
				read_tree(the_repository, repo_get_commit_tree(the_repository, commit), &paths, walk_tree, &walk_tree_ctx);
				free(walk_tree_ctx.curr_rev);
			!}
			{% if walk_tree_ctx.state == 0 %}
			<nav class="flex text-sm mb-4 items-baseline">
				{# Repo navigation panel #}
				{! repo_summary_bar_current_branch(); !}
				{! repo_navigation_breadcrumbs(); !}
			</nav>
			<div class="text-[#F07178]">File not found</div>
			{% endif %}
		</main>
{! page_end(); !}
{% endpage %}