MVP, no mod tools or anything but it works

resources/reply.go

@@ -0,0 +1,113 @@
+package resources
+
+import (
+	"encoding/base64"
+	"encoding/json"
+	"errors"
+	"fmt"
+	"github.com/tidwall/buntdb"
+	"golang.org/x/crypto/blake2b"
+)
+
+type Reply struct {
+	ID       int64    `json:"id"`
+	Text     string   `json:"text"`
+	Image    []byte   `json:"image"`
+	Thread   int64    `json:"thread"`
+	Board    string   `json:"board"`
+	Metadata Metadata `json:"meta"`
+}
+
+func NewReply(tx *buntdb.Tx, host, board string, thread *Thread, in *Reply, noId bool) error {
+	var err error
+
+	if !noId {
+		in.ID, err = getID()
+		if err != nil {
+			return err
+		}
+	} else {
+	}
+
+	dat, err := json.Marshal(in)
+	if err != nil {
+		return err
+	}
+
+	err = TestThread(tx, host, in.Board, in.Thread)
+	if err != nil {
+		return err
+	}
+
+	_, replaced, err := tx.Set(
+		fmt.Sprintf(replyPath, escapeString(host), escapeString(board), thread.ID, in.ID),
+		string(dat),
+		nil)
+	if err != nil {
+		return err
+	}
+	if replaced {
+		return errors.New("Admin already exists")
+	}
+	return nil
+}
+
+func GetReply(tx *buntdb.Tx, host, board string, thread, id int64) (*Reply, error) {
+	var ret = &Reply{}
+	dat, err := tx.Get(
+		fmt.Sprintf(replyPath, escapeString(host), escapeString(board), thread, id),
+	)
+	if err != nil {
+		return nil, err
+	}
+	if err = json.Unmarshal([]byte(dat), ret); err != nil {
+		return nil, err
+	}
+	return ret, nil
+}
+
+func DelReply(tx *buntdb.Tx, host, board string, thread, id int64) error {
+	if _, err := tx.Delete(
+		fmt.Sprintf(replyPath, escapeString(host), escapeString(board), thread, id),
+	); err != nil {
+		return err
+	}
+	return nil
+}
+
+func ListReplies(tx *buntdb.Tx, host, board string, thread int64) ([]*Reply, error) {
+	var replyList = []*Reply{}
+	var err error
+
+	err = TestThread(tx, host, board, thread)
+	if err != nil {
+		return nil, err
+	}
+
+	tx.DescendKeys(
+		fmt.Sprintf(
+			replySPath,
+			escapeString(host),
+			escapeString(board),
+			thread,
+		),
+		func(key, value string) bool {
+			var reply = &Reply{}
+			err = json.Unmarshal([]byte(value), reply)
+			if err != nil {
+				return false
+			}
+			replyList = append(replyList, reply)
+			if len(replyList) >= 100 {
+				return false
+			}
+			return true
+		})
+
+	return replyList, err
+}
+
+func CalcTripCode(trip string) string {
+	fullTrip := blake2b.Sum256([]byte(trip))
+	return base64.RawStdEncoding.EncodeToString(fullTrip[:8])
+}