From e910e31591636c214f7572b7220ca1c5d466a26c Mon Sep 17 00:00:00 2001
From: Daniele Tricoli <eriol@mornie.org>
Date: Mon, 21 Sep 2015 21:59:29 +0200
Subject: [PATCH] Search unicode data using name

---
 sql/sql.go | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)

diff --git a/sql/sql.go b/sql/sql.go
index 0b92bb4..81e87b5 100644
--- a/sql/sql.go
+++ b/sql/sql.go
@@ -2,7 +2,9 @@ package sql // import "eriol.xyz/piken/sql"
 
 import (
 	"database/sql"
+	"fmt"
 	"os"
+	"strconv"
 	"time"
 
 	_ "github.com/mattn/go-sqlite3"
@@ -50,6 +52,7 @@ const (
 		VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)`
 	createLastUpdateQuery = `INSERT INTO last_update (filename, date) VALUES (?, ?)`
 	getLastUpdateQuery    = `SELECT date FROM last_update WHERE filename = ?`
+	getUnicodeQuery       = `SELECT id, name, category FROM unicode_data WHERE name LIKE ?`
 )
 
 type Store struct {
@@ -151,3 +154,35 @@ func (s *Store) GetLastUpdate(filename string) (time.Time, error) {
 	return tp, nil
 
 }
+
+// Search unicode data using name.
+func (s *Store) SearchUnicode(name string) (records [][]string, err error) {
+	var r string
+
+	name = fmt.Sprintf("%%%s%%", name)
+
+	rows, err := s.db.Query(getUnicodeQuery, name)
+	defer rows.Close()
+	if err != nil {
+		return [][]string{}, err
+	}
+
+	for rows.Next() {
+		var id, name, category string
+		err = rows.Scan(&id, &name, &category)
+
+		s, err := strconv.ParseInt(id, 16, 32)
+		if err != nil {
+			return [][]string{}, err
+		}
+		r = fmt.Sprintf("%c", s)
+
+		row := append([]string{}, id, name, category, r)
+
+		records = append(records, row)
+
+	}
+
+	return records, nil
+
+}