refactor(odin): ported list command.

cmd_list.odin

@@ -0,0 +1,75 @@
+package main
+
+import "core:encoding/json"
+import "core:fmt"
+import "core:path/filepath"
+import "core:strings"
+
+ListEntry :: struct {
+    Directory: string `json:"directory"`,
+    Path:      string `json:"path"`,
+}
+
+cmd_list :: proc(cmd: ^Command) {
+    db, db_ok := db_open()
+    if !db_ok {
+        return
+    }
+    defer db_close(&db)
+
+    rows, list_ok := db_list(&db)
+    if !list_ok {
+        return
+    }
+    defer delete(rows)
+
+    if is_tty() {
+        headers := []string{"Directory", "Path"}
+        table_rows := make([dynamic][]string, 0, len(rows))
+
+        for row in rows {
+            b: strings.Builder
+            strings.builder_init(&b)
+            strings.write_string(&b, row.Dir)
+            strings.write_string(&b, "/")
+            dir_str, _ := strings.clone(strings.to_string(b))
+
+            rel, rel_err := filepath.rel(row.Dir, row.Path)
+            if rel_err != nil {
+                fmt.printf("Error getting relative path: %v\n", rel_err)
+                return
+            }
+            cloned_rel, _ := strings.clone(rel)
+            row_slice := make([]string, 2)
+            row_slice[0] = dir_str
+            row_slice[1] = cloned_rel
+            append(&table_rows, row_slice)
+        }
+
+        render_table(headers, table_rows[:])
+    } else {
+        entries: [dynamic]ListEntry
+        for row in rows {
+            rel, rel_err := filepath.rel(row.Dir, row.Path)
+            if rel_err != nil {
+                fmt.printf("Error getting relative path: %v\n", rel_err)
+                return
+            }
+            b: strings.Builder
+            strings.builder_init(&b)
+            strings.write_string(&b, row.Dir)
+            strings.write_string(&b, "/")
+            append(&entries, ListEntry{
+                Directory = strings.to_string(b),
+                Path = rel,
+            })
+        }
+
+        data, marshal_err := json.marshal(entries[:])
+        if marshal_err != nil {
+            fmt.printf("Error marshaling JSON: %v\n", marshal_err)
+            return
+        }
+        fmt.println(string(data))
+    }
+}