Files
ttstd-infinite-canvas/backend/internal/auth/tapnow_adapter.go
T

409 lines
13 KiB
Go

package auth
import (
"encoding/json"
"errors"
"fmt"
"infinite-canvas/backend/internal/kernel"
"math"
"net/url"
"strconv"
"strings"
"time"
"github.com/google/uuid"
)
func adaptTapNowDetail(detail *tapNowDetail, shareID string) (*TapNowImportResult, error) {
if detail == nil {
return nil, errors.New("TapNow 画布数据为空")
}
shareID = strings.TrimSpace(shareID)
if !isTapNowShareID(shareID) {
return nil, kernel.BadAuthRequest("TapNow 分享 ID 格式无效")
}
if len(detail.Nodes) > tapNowMaxNodes {
return nil, fmt.Errorf("TapNow 画布节点过多(最多支持 %d 个)", tapNowMaxNodes)
}
now := time.Now()
batchID := "tapnow-" + strconv.FormatInt(now.UnixMilli(), 36) + "-" + strings.ReplaceAll(uuid.NewString(), "-", "")[:8]
result := &TapNowImportResult{
BatchID: batchID,
BatchCreatedAt: now,
ShareID: shareID,
ProjectName: strings.TrimSpace(detail.Name),
Nodes: make([]TapNowCanvasNode, 0, len(detail.Nodes)),
Connections: make([]TapNowCanvasConnection, 0, minInt(len(detail.Connections), tapNowMaxConnections)),
SkippedNodes: make([]TapNowImportIssue, 0),
SkippedConnections: make([]TapNowImportIssue, 0),
Warnings: make([]TapNowImportWarning, 0),
}
if result.ProjectName == "" {
result.ProjectName = "TapNow 画布"
}
mapping := make(map[string]string, len(detail.Nodes))
seenNodeIDs := make(map[string]struct{}, len(detail.Nodes))
for _, raw := range detail.Nodes {
if strings.TrimSpace(raw.DeletedAt) != "" {
continue
}
nodeID := strings.TrimSpace(raw.ID)
if nodeID == "" && raw.ShortID != 0 {
nodeID = strconv.FormatInt(raw.ShortID, 10)
}
if nodeID == "" {
result.SkippedNodes = append(result.SkippedNodes, TapNowImportIssue{Reason: "节点缺少 ID"})
continue
}
if len(nodeID) > 128 {
result.SkippedNodes = append(result.SkippedNodes, TapNowImportIssue{ID: nodeID[:128], Reason: "节点 ID 过长"})
continue
}
if _, exists := seenNodeIDs[nodeID]; exists {
result.SkippedNodes = append(result.SkippedNodes, TapNowImportIssue{ID: nodeID, Reason: "节点 ID 重复"})
continue
}
seenNodeIDs[nodeID] = struct{}{}
data, err := decodeTapNowNodeData(raw.Data)
if err != nil {
result.SkippedNodes = append(result.SkippedNodes, TapNowImportIssue{ID: nodeID, Reason: "节点数据格式无效"})
continue
}
kind := strings.ToLower(strings.TrimSpace(raw.Type))
if kind == "" {
kind = strings.ToLower(strings.TrimSpace(data.Type))
}
if kind != "image" && kind != "video" && kind != "audio" && kind != "text" {
result.SkippedNodes = append(result.SkippedNodes, TapNowImportIssue{ID: nodeID, Name: strings.TrimSpace(data.Title), Reason: "暂不支持的节点类型"})
continue
}
if !finiteNumber(raw.Position.X) || !finiteNumber(raw.Position.Y) {
result.SkippedNodes = append(result.SkippedNodes, TapNowImportIssue{ID: nodeID, Name: strings.TrimSpace(data.Title), Reason: "节点坐标无效"})
continue
}
content, mediaIndex := firstTapNowMediaURL(data)
if kind == "text" {
content = strings.TrimSpace(data.Text)
if content == "" {
content = strings.TrimSpace(data.Prompt)
}
mediaIndex = -1
}
width, height := raw.Measured.Width, raw.Measured.Height
if !positiveFiniteNumber(width) {
width = 480
}
if !positiveFiniteNumber(height) {
height = 300
}
item := TapNowCanvasNode{
ID: "tapnow-" + batchID + "-" + nodeID,
Type: kind,
Title: strings.TrimSpace(data.Title),
X: raw.Position.X,
Y: raw.Position.Y,
Width: width,
Height: height,
Content: content,
Prompt: kernel.FirstNonEmpty(strings.TrimSpace(data.Prompt), firstTapNowParam(data.Params, "prompt")),
Model: tapNowMapString(data.Params, "model"),
Size: firstTapNowParam(data.Params, "aspectRatio", "size"),
Quality: tapNowImageQuality(data.Params),
Seconds: firstTapNowParam(data.Params, "duration", "seconds"),
VQuality: firstTapNowParam(data.Params, "resolution", "vquality"),
GenerateAudio: tapNowBoolParam(data.Params, "generateAudio"),
Metadata: TapNowImportMetadata{
Provider: "tapnow",
ShareID: shareID,
NodeID: nodeID,
BatchID: batchID,
SourceType: strings.TrimSpace(data.Type),
},
}
if item.Title == "" {
item.Title = kind + " 节点"
}
item.NaturalWidth = data.Metadata.Width
item.NaturalHeight = data.Metadata.Height
if data.Metadata.Duration > 0 && !math.IsNaN(data.Metadata.Duration) && !math.IsInf(data.Metadata.Duration, 0) {
item.DurationMs = int64(math.Round(data.Metadata.Duration * 1000))
}
item.MimeType = inferTapNowMime(kind, content, kernel.FirstNonEmpty(data.Prompt, data.Title))
taskStatus := tapNowTaskStatus(data.TaskInfo)
hasContent := strings.TrimSpace(content) != ""
if hasContent {
item.Status = "success"
if tapNowTaskFailed(taskStatus) {
result.ReusedFailedNodeCount++
}
} else if tapNowTaskFailed(taskStatus) {
item.Status = "error"
item.ErrorDetails = tapNowErrorDetails(data)
if item.ErrorDetails == "" {
item.ErrorDetails = "TapNow 生成任务失败"
}
result.PlaceholderNodeCount++
} else {
item.Status = "idle"
result.PlaceholderNodeCount++
}
mapping[nodeID] = item.ID
if raw.ShortID != 0 {
mapping[strconv.FormatInt(raw.ShortID, 10)] = item.ID
}
result.Nodes = append(result.Nodes, item)
if !positiveFiniteNumber(raw.Measured.Width) || !positiveFiniteNumber(raw.Measured.Height) {
result.Warnings = append(result.Warnings, TapNowImportWarning{ID: nodeID, Message: fmt.Sprintf("节点“%s”尺寸无效,已使用默认尺寸。", item.Title)})
}
if mediaIndex >= 0 && len(data.Options) > 1 {
result.MultiResultNodeCount++
result.Warnings = append(result.Warnings, TapNowImportWarning{ID: nodeID, Message: fmt.Sprintf("节点“%s”包含多个结果,已导入首个结果。", item.Title)})
}
}
if len(detail.Connections) > tapNowMaxConnections {
result.Warnings = append(result.Warnings, TapNowImportWarning{Message: fmt.Sprintf("连接超过 %d 条,仅处理前 %d 条。", tapNowMaxConnections, tapNowMaxConnections)})
}
seenConnectionIDs := make(map[string]struct{}, len(detail.Connections))
for index, raw := range detail.Connections {
if index >= tapNowMaxConnections {
break
}
if strings.TrimSpace(raw.DeletedAt) != "" {
continue
}
connectionID := strings.TrimSpace(raw.ID)
if connectionID == "" {
result.SkippedConnections = append(result.SkippedConnections, TapNowImportIssue{Reason: "连接缺少 ID"})
continue
}
if _, exists := seenConnectionIDs[connectionID]; exists {
result.SkippedConnections = append(result.SkippedConnections, TapNowImportIssue{ID: connectionID, Reason: "连接 ID 重复"})
continue
}
seenConnectionIDs[connectionID] = struct{}{}
from, okFrom := mapping[strings.TrimSpace(raw.Source)]
to, okTo := mapping[strings.TrimSpace(raw.Target)]
if !okFrom || !okTo {
result.SkippedConnections = append(result.SkippedConnections, TapNowImportIssue{ID: connectionID, Reason: "连接端点节点未导入"})
continue
}
fromHandleID := strings.TrimSpace(raw.SourceHandle)
toHandleID := strings.TrimSpace(raw.TargetHandle)
if toHandleID == "" {
// TapNow 将图片输入句柄放在边 data.valueKey,而不是 targetHandle。
toHandleID = tapNowMapString(raw.Data, "valueKey")
}
result.Connections = append(result.Connections, TapNowCanvasConnection{
ID: "tapnow-" + batchID + "-" + connectionID,
FromNodeID: from,
ToNodeID: to,
FromHandleID: fromHandleID,
ToHandleID: toHandleID,
})
}
result.ImportedNodeCount = len(result.Nodes)
result.ImportedConnectionCount = len(result.Connections)
if result.ImportedNodeCount == 0 {
return nil, errors.New("TapNow 画布没有可导入的有效节点")
}
return result, nil
}
func decodeTapNowNodeData(raw json.RawMessage) (tapNowNodeData, error) {
var data tapNowNodeData
trimmed := strings.TrimSpace(string(raw))
if strings.HasPrefix(trimmed, `"`) {
var encoded string
if err := json.Unmarshal(raw, &encoded); err != nil {
return data, err
}
raw = json.RawMessage(encoded)
}
if err := json.Unmarshal(raw, &data); err != nil {
return data, err
}
return data, nil
}
func firstTapNowMediaURL(data tapNowNodeData) (string, int) {
values := make([]string, 0, len(data.Options)+2)
values = append(values, data.Src)
values = append(values, data.Options...)
values = append(values, data.Metadata.URL)
for index, value := range values {
parsed, err := url.Parse(strings.TrimSpace(value))
if err != nil || parsed.Scheme != "https" || parsed.Hostname() == "" || parsed.User != nil || !isTapNowMediaHost(parsed.Hostname()) {
continue
}
return parsed.String(), index
}
return "", -1
}
func isTapNowMediaHost(host string) bool {
host = strings.TrimSuffix(strings.ToLower(strings.TrimSpace(host)), ".")
// 导入后的媒体还可能作为后续生成的参考素材,只接受已核验的官方文件域名,
// 不能根据品牌前缀放行未经确认的同名域,避免把外部 URL 带入后端出网链路。
return host == "files.tapnow.media"
}
func inferTapNowMime(kind, rawURL, hint string) string {
lower := strings.ToLower(rawURL + " " + hint)
switch kind {
case "image":
switch {
case strings.Contains(lower, ".png"):
return "image/png"
case strings.Contains(lower, ".jpg") || strings.Contains(lower, ".jpeg"):
return "image/jpeg"
case strings.Contains(lower, ".webp"):
return "image/webp"
case strings.Contains(lower, ".gif"):
return "image/gif"
default:
return "image/*"
}
case "video":
switch {
case strings.Contains(lower, ".webm"):
return "video/webm"
case strings.Contains(lower, ".mov"):
return "video/quicktime"
default:
return "video/mp4"
}
case "audio":
switch {
case strings.Contains(lower, ".wav"):
return "audio/wav"
case strings.Contains(lower, ".flac"):
return "audio/flac"
case strings.Contains(lower, ".ogg") || strings.Contains(lower, ".oga"):
return "audio/ogg"
case strings.Contains(lower, ".m4a"):
return "audio/mp4"
default:
return "audio/mpeg"
}
case "text":
return "text/plain"
default:
return "application/octet-stream"
}
}
func tapNowMapString(values map[string]any, key string) string {
if values == nil {
return ""
}
value, ok := values[key]
if !ok {
return ""
}
if value == nil {
return ""
}
if stringValue, ok := value.(string); ok {
return strings.TrimSpace(stringValue)
}
return strings.TrimSpace(fmt.Sprint(value))
}
func firstTapNowParam(values map[string]any, keys ...string) string {
for _, key := range keys {
if value := tapNowMapString(values, key); value != "" {
return value
}
}
return ""
}
// TapNow 部分渠道用 imageSize(例如 "2K"),画布合同则使用小写质量档位。
// 只迁移已知档位,避免把渠道私有值静默写成无效的本地质量设置。
func tapNowImageQuality(values map[string]any) string {
value := firstTapNowParam(values, "quality")
if value == "" {
value = firstTapNowParam(values, "imageSize")
}
normalized := strings.ToLower(strings.TrimSpace(value))
switch normalized {
case "1k", "2k", "4k", "auto", "low", "medium", "high":
return normalized
default:
return ""
}
}
func tapNowBoolParam(values map[string]any, key string) string {
value, ok := values[key]
if !ok {
return ""
}
if boolean, ok := value.(bool); ok {
return strconv.FormatBool(boolean)
}
return tapNowMapString(values, key)
}
func tapNowTaskStatus(values map[string]any) string {
status := strings.ToLower(strings.TrimSpace(tapNowMapString(values, "status")))
return status
}
func tapNowTaskFailed(status string) bool {
switch strings.ToLower(strings.TrimSpace(status)) {
case "failed", "error", "failure":
return true
default:
return false
}
}
func tapNowErrorDetails(data tapNowNodeData) string {
if value := strings.TrimSpace(data.Error); value != "" {
return value
}
if value := strings.TrimSpace(data.FailedReason); value != "" {
return value
}
for _, key := range []string{"error", "failedReason", "message"} {
if value := tapNowMapString(data.TaskInfo, key); value != "" {
return value
}
}
return ""
}
func isTapNowShareID(value string) bool {
value = strings.TrimSpace(value)
if value == "" || len(value) > 64 {
return false
}
for _, char := range value {
if !((char >= 'a' && char <= 'z') || (char >= 'A' && char <= 'Z') || (char >= '0' && char <= '9') || char == '_' || char == '-') {
return false
}
}
return true
}
func finiteNumber(value float64) bool {
return !math.IsNaN(value) && !math.IsInf(value, 0)
}
func positiveFiniteNumber(value float64) bool {
return finiteNumber(value) && value > 0
}
func minInt(left, right int) int {
if left < right {
return left
}
return right
}