Update help info

3 files changed, 62 insertions, 9 deletions

diff --git a/pkg/index/index.go b/pkg/index/index.go
index 50f642e..42f5051 100644
--- a/pkg/index/index.go
+++ b/pkg/index/index.go
@@ -336,6 +336,39 @@ func (idx Index) Filter(paths []string, numWorkers uint) []string {
 	return fPaths
 }
 
+// Create a comparison function for documents by field.
+// Allowed fields: path,title,date,filetime,meta
+func NewDocCmp(field string, reverse bool) (func(*Document, *Document) int, bool) {
+	descMod := 1
+	if reverse {
+		descMod = -1
+	}
+	switch field {
+	case "path":
+		return func(a, b *Document) int {
+			return descMod * strings.Compare(a.Path, b.Path)
+		}, true
+	case "title":
+		return func(a, b *Document) int {
+			return descMod * strings.Compare(a.Title, b.Title)
+		}, true
+	case "date":
+		return func(a, b *Document) int {
+			return descMod * a.Date.Compare(b.Date)
+		}, true
+	case "filetime":
+		return func(a, b *Document) int {
+			return descMod * a.FileTime.Compare(b.FileTime)
+		}, true
+	case "meta":
+		return func(a, b *Document) int {
+			return descMod * strings.Compare(a.OtherMeta, b.OtherMeta)
+		}, true
+	}
+
+	return nil, false
+}
+
 func ParseDoc(path string, opts ParseOpts) (*Document, error) {
 	doc := &Document{Path: path, parseOpts: opts}
 
@@ -430,5 +463,5 @@ func ParseDocs(paths []string, numWorkers uint, opts ParseOpts) (map[string]*Doc
 }
 
 func init() {
-	linkRegex = regexp.MustCompile(`\[.*\]\(\s*(\S+)\s*\)`)
+	linkRegex = regexp.MustCompile(`\[.*\]\(\s*([^\)]+)\s*\)`)
 }
diff --git a/pkg/server/server.go b/pkg/server/server.go
index a7a5395..68750a2 100644
--- a/pkg/server/server.go
+++ b/pkg/server/server.go
@@ -6,6 +6,7 @@ import (
 	"io"
 	"log/slog"
 	"net/http"
+	"slices"
 	"strings"
 	"sync"
 	"time"
@@ -21,11 +22,20 @@ type Server interface {
 }
 
 func info(w http.ResponseWriter, r *http.Request) {
-	w.Write([]byte(`
-	<h1>Atlas Server</h1>
-	<p>This is the experimental atlas server!
-	Try POSTing a query to <pre>/search</pre></p>
-	`))
+	w.Write([]byte(`<h1>Atlas Server</h1>
+<p>This is the experimental atlas server!
+Try POSTing a query to <pre>/search</pre></p>
+<hr>
+<p>You can sort the results using the query param <pre>sortBy</pre>
+<ul>
+<li>path</li>
+<li>title</li>
+<li>date</li>
+<li>filetime</li>
+<li>meta</li>
+</ul>
+You can change the order using <pre>sortOrder</pre> with asc or desc
+</p>`))
 }
 
 func NewMux(db *data.Query) *http.ServeMux {
@@ -37,7 +47,7 @@ func NewMux(db *data.Query) *http.ServeMux {
 	}
 
 	mux.HandleFunc("/", info)
-	mux.HandleFunc("/search", func(w http.ResponseWriter, r *http.Request) {
+	mux.HandleFunc("POST /search", func(w http.ResponseWriter, r *http.Request) {
 		b := &strings.Builder{}
 		if _, err := io.Copy(b, r.Body); err != nil {
 			w.WriteHeader(http.StatusInternalServerError)
@@ -70,6 +80,16 @@ func NewMux(db *data.Query) *http.ServeMux {
 			}
 		}
 
+		queryParams := r.URL.Query()
+		if queryParams.Has("sortBy") {
+			sortBy := queryParams.Get("sortBy")
+			sortOrder := queryParams.Get("sortOrder")
+			docCmp, ok := index.NewDocCmp(sortBy, sortOrder == "desc" || sortOrder == "descending")
+			if ok {
+				slices.SortFunc(docs, docCmp)
+			}
+		}
+
 		if !maxFileTime.IsZero() {
 			w.Header().Add("Last-Modified", maxFileTime.UTC().Format(http.TimeFormat))
 		}
diff --git a/pkg/shell/interpreter.go b/pkg/shell/interpreter.go
index c222de0..bb0a441 100644
--- a/pkg/shell/interpreter.go
+++ b/pkg/shell/interpreter.go
@@ -183,7 +183,7 @@ out:
 		}
 		switch t.Type {
 		case ITOK_CMD_HELP:
-			printHelp(w)
+			PrintHelp(w)
 			break out
 		case ITOK_CMD_EXIT:
 			return true, nil
@@ -755,7 +755,7 @@ func (inter Interpreter) Tokenize(line string) []IToken {
 	return tokens
 }
 
-func printHelp(w io.Writer) {
+func PrintHelp(w io.Writer) {
 	fmt.Fprintln(w, "Shitty debug shell for atlas")
 	fmt.Fprintln(w, "help                                  - print this help")
 	fmt.Fprintln(w, "exit                                  - exit interactive mode")