Added logic to open sqlite database

go.mod

@@ -2,4 +2,7 @@ module github.com/restitux/ikinuki-server
 
 go 1.18
 
-require github.com/pelletier/go-toml/v2 v2.0.0-beta.8
+require (
+	github.com/mattn/go-sqlite3 v1.14.12
+	github.com/pelletier/go-toml/v2 v2.0.0-beta.8
+)

go.sum

@@ -1,5 +1,7 @@
 github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/mattn/go-sqlite3 v1.14.12 h1:TJ1bhYJPV44phC+IMu1u2K/i5RriLTPe+yc68XDJ1Z0=
+github.com/mattn/go-sqlite3 v1.14.12/go.mod h1:NyWgC/yNuGj7Q9rpYnZvas74GogHl5/Z4A/KQRfk6bU=
 github.com/pelletier/go-toml/v2 v2.0.0-beta.8 h1:dy81yyLYJDwMTifq24Oi/IslOslRrDSb3jwDggjz3Z0=
 github.com/pelletier/go-toml/v2 v2.0.0-beta.8/go.mod h1:r9LEWfGN8R5k0VXJ+0BkIe7MYkRdwZOjgMj2KwnJFUo=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=

main.go

@@ -1,11 +1,15 @@
 package main
 
 import (
+	"database/sql"
 	"fmt"
-	toml "github.com/pelletier/go-toml/v2"
 	"io/ioutil"
 	"os"
 	"path/filepath"
+
+	_ "github.com/mattn/go-sqlite3"
+
+	toml "github.com/pelletier/go-toml/v2"
 )
 
 type Config struct {
@@ -86,6 +90,36 @@ func get_config(config_dir string) (*Config, error) {
 
 }
 
+func get_data_dir() string {
+	// Find data directory
+
+	// Linux (XDG base directory specification compliant)
+	xdg_data_home := os.Getenv("XDG_DATA_HOME")
+
+	if xdg_data_home != "" {
+		return filepath.Join(xdg_data_home, "ikinuki")
+	} else {
+		home := os.Getenv("HOME")
+		return filepath.Join(home, ".local", "share", "ikinuki")
+	}
+}
+
+func open_database(data_dir string) (*sql.DB, error) {
+	err := os.MkdirAll(data_dir, 0755)
+	if err != nil {
+		return nil, fmt.Errorf("ERROR: could not create data directory: %v", err)
+	}
+
+	db_path := filepath.Join(data_dir, "ikinuki-server.db")
+
+	db, err := sql.Open("sqlite3", db_path)
+	if err != nil {
+		return nil, fmt.Errorf("ERROR: could not open database: %v", err)
+	}
+
+	return db, nil
+}
+
 func scan_directory(directory string) {
 	files, err := ioutil.ReadDir(directory)
 	if err != nil {
@@ -114,6 +148,10 @@ func main() {
 	}
 	fmt.Printf("Config: %v\n", config)
 
+	data_dir := get_data_dir()
+
+	open_database(data_dir)
+
 	scan_directory(config.ScanDirectory)
 
 }