added adding and editing of availabilities

2025-01-18 13:25:12 +00:00
parent e37310b774
commit e17c9db90c
24 changed files with 737 additions and 163 deletions
--- a/backend/pkg/db/setup.go
+++ b/backend/pkg/db/setup.go
@@ -0,0 +1,80 @@
+package db
+
+import (
+	"bytes"
+	"fmt"
+	"math/rand/v2"
+	"os"
+
+	"github.com/google/uuid"
+	_config "github.com/johannesbuehl/golunteer/backend/pkg/config"
+	"golang.org/x/crypto/bcrypt"
+	"gopkg.in/yaml.v3"
+)
+
+func createPassword(l int) string {
+	passwordChars := [...]string{`A`, `B`, `C`, `D`, `E`, `F`, `G`, `H`, `I`, `J`, `K`, `L`, `M`, `N`, `O`, `P`, `Q`, `R`, `S`, `T`, `U`, `V`, `W`, `X`, `Y`, `Z`, `Ä`, `Ö`, `Ü`, `a`, `b`, `c`, `d`, `e`, `f`, `g`, `h`, `i`, `j`, `k`, `l`, `m`, `n`, `o`, `p`, `q`, `r`, `s`, `t`, `u`, `v`, `w`, `x`, `y`, `z`, `ä`, `ö`, `ü`, `ß`, `0`, `1`, `2`, `3`, `4`, `5`, `6`, `7`, `8`, `9`, `!`, `"`, `§`, `$`, `%`, `&`, `/`, `(`, `)`, `=`, `?`, `@`, `{`, `}`, `[`, `]`, `#`, `+`, `'`, `*`, `,`, `.`, `-`, `;`, `:`, `_`, `<`, `>`, `|`, `°`}
+	var password string
+
+	for ii := 0; ii < l; ii++ {
+		password += passwordChars[rand.IntN(len(passwordChars))]
+	}
+
+	return password
+}
+
+func setup() {
+	fmt.Println("Creating admin-password:")
+
+	// create an admin-password
+	const passwordLength = 20
+	password := createPassword(passwordLength)
+
+	// hash the admin-password
+	if passwordHash, err := bcrypt.GenerateFromPassword([]byte(password), bcrypt.DefaultCost); err != nil {
+		panic(fmt.Errorf("can't generate password: %v", err))
+	} else {
+		fmt.Println("\thashed password")
+
+		// create an admin-user
+		user := struct {
+			Name     string `db:"name"`
+			Password []byte `db:"password"`
+			Admin    bool   `db:"admin"`
+			TokenID  string `db:"tokenID"`
+		}{
+			Name:     "admin",
+			Password: passwordHash,
+			Admin:    true,
+			TokenID:  uuid.NewString(),
+		}
+		if _, err := DB.NamedExec("INSERT INTO USERS (name, password, tokenID, admin) VALUES (:name, :password, :tokenID, :admin)", &user); err != nil {
+			panic(fmt.Errorf("can't insert admin-user into the database: %v", err))
+		}
+
+		fmt.Println("\twrote hashed password to database")
+	}
+
+	fmt.Printf("created user \"admin\" with password %s\n", password)
+
+	// create a jwt-signature
+	config.ClientSession.JwtSignature = createPassword(100)
+
+	// write the modified config-file
+	WriteConfig()
+
+}
+
+func WriteConfig() {
+	buf := bytes.Buffer{}
+	enc := yaml.NewEncoder(&buf)
+	enc.SetIndent(2)
+	// Can set default indent here on the encoder
+	if err := enc.Encode(&config.ConfigYaml); err != nil {
+		panic(err)
+	} else {
+		if err := os.WriteFile(_config.CONFIG_PATH, buf.Bytes(), 0644); err != nil {
+			panic(err)
+		}
+	}
+}