mirror of
https://github.com/yangjian102621/geekai.git
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251 lines
7.5 KiB
Go
251 lines
7.5 KiB
Go
package mj
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// * +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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// * Copyright 2023 The Geek-AI Authors. All rights reserved.
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// * Use of this source code is governed by a Apache-2.0 license
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// * that can be found in the LICENSE file.
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// * @Author yangjian102621@163.com
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// * +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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import (
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"encoding/base64"
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"errors"
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"fmt"
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"geekai/core/types"
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logger2 "geekai/logger"
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"geekai/service"
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"geekai/store/model"
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"geekai/utils"
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"github.com/imroc/req/v3"
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"gorm.io/gorm"
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"io"
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"time"
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"github.com/gin-gonic/gin"
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)
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// Client MidJourney client
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type Client struct {
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client *req.Client
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licenseService *service.LicenseService
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db *gorm.DB
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}
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type ImageReq struct {
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BotType string `json:"botType,omitempty"`
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Prompt string `json:"prompt,omitempty"`
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Dimensions string `json:"dimensions,omitempty"`
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Base64Array []string `json:"base64Array,omitempty"`
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AccountFilter interface{} `json:"accountFilter,omitempty"`
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NotifyHook string `json:"notifyHook,omitempty"`
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State string `json:"state,omitempty"`
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}
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type ImageRes struct {
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Code int `json:"code"`
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Description string `json:"description"`
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Properties struct {
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} `json:"properties"`
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Result string `json:"result"`
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Channel string `json:"channel,omitempty"`
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}
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type QueryRes struct {
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Action string `json:"action"`
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Buttons []struct {
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CustomId string `json:"customId"`
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Emoji string `json:"emoji"`
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Label string `json:"label"`
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Style int `json:"style"`
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Type int `json:"type"`
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} `json:"buttons"`
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Description string `json:"description"`
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FailReason string `json:"failReason"`
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FinishTime int `json:"finishTime"`
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Id string `json:"id"`
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ImageUrl string `json:"imageUrl"`
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Progress string `json:"progress"`
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Prompt string `json:"prompt"`
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PromptEn string `json:"promptEn"`
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Properties struct {
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} `json:"properties"`
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StartTime int `json:"startTime"`
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State string `json:"state"`
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Status string `json:"status"`
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SubmitTime int `json:"submitTime"`
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}
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var logger = logger2.GetLogger()
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func NewClient(licenseService *service.LicenseService, db *gorm.DB) *Client {
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return &Client{
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client: req.C().SetTimeout(time.Minute).SetUserAgent("Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36"),
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licenseService: licenseService,
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db: db,
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}
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}
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func (c *Client) Imagine(task types.MjTask) (ImageRes, error) {
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apiPath := fmt.Sprintf("mj-%s/mj/submit/imagine", task.Mode)
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prompt := fmt.Sprintf("%s %s", task.Prompt, task.Params)
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if task.NegPrompt != "" {
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prompt += fmt.Sprintf(" --no %s", task.NegPrompt)
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}
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body := ImageReq{
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BotType: "MID_JOURNEY",
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Prompt: prompt,
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Base64Array: make([]string, 0),
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}
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// 生成图片 Base64 编码
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if len(task.ImgArr) > 0 {
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imageData, err := utils.DownloadImage(task.ImgArr[0], "")
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if err != nil {
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logger.Error("error with download image: ", err)
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} else {
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body.Base64Array = append(body.Base64Array, "data:image/png;base64,"+base64.StdEncoding.EncodeToString(imageData))
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}
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}
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return c.doRequest(body, apiPath, task.ChannelId)
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}
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// Blend 融图
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func (c *Client) Blend(task types.MjTask) (ImageRes, error) {
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apiPath := fmt.Sprintf("mj-%s/mj/submit/blend", task.Mode)
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body := ImageReq{
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BotType: "MID_JOURNEY",
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Dimensions: "SQUARE",
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Base64Array: make([]string, 0),
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}
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// 生成图片 Base64 编码
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if len(task.ImgArr) > 0 {
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for _, imgURL := range task.ImgArr {
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imageData, err := utils.DownloadImage(imgURL, "")
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if err != nil {
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logger.Error("error with download image: ", err)
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} else {
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body.Base64Array = append(body.Base64Array, "data:image/png;base64,"+base64.StdEncoding.EncodeToString(imageData))
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}
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}
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}
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return c.doRequest(body, apiPath, task.ChannelId)
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}
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// SwapFace 换脸
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func (c *Client) SwapFace(task types.MjTask) (ImageRes, error) {
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apiPath := fmt.Sprintf("mj-%s/mj/insight-face/swap", task.Mode)
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// 生成图片 Base64 编码
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if len(task.ImgArr) != 2 {
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return ImageRes{}, errors.New("参数错误，必须上传2张图片")
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}
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var sourceBase64 string
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var targetBase64 string
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imageData, err := utils.DownloadImage(task.ImgArr[0], "")
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if err != nil {
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logger.Error("error with download image: ", err)
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} else {
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sourceBase64 = "data:image/png;base64," + base64.StdEncoding.EncodeToString(imageData)
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}
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imageData, err = utils.DownloadImage(task.ImgArr[1], "")
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if err != nil {
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logger.Error("error with download image: ", err)
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} else {
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targetBase64 = "data:image/png;base64," + base64.StdEncoding.EncodeToString(imageData)
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}
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body := gin.H{
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"sourceBase64": sourceBase64,
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"targetBase64": targetBase64,
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"accountFilter": gin.H{
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"instanceId": "",
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},
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"state": "",
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}
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return c.doRequest(body, apiPath, task.ChannelId)
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}
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// Upscale 放大指定的图片
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func (c *Client) Upscale(task types.MjTask) (ImageRes, error) {
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body := map[string]string{
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"customId": fmt.Sprintf("MJ::JOB::upsample::%d::%s", task.Index, task.MessageHash),
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"taskId": task.MessageId,
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}
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apiPath := fmt.Sprintf("mj-%s/mj/submit/action", task.Mode)
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return c.doRequest(body, apiPath, task.ChannelId)
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}
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// Variation 以指定的图片的视角进行变换再创作，注意需要在对应的频道中关闭 Remix 变换，否则 Variation 指令将不会生效
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func (c *Client) Variation(task types.MjTask) (ImageRes, error) {
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body := map[string]string{
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"customId": fmt.Sprintf("MJ::JOB::variation::%d::%s", task.Index, task.MessageHash),
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"taskId": task.MessageId,
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}
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apiPath := fmt.Sprintf("mj-%s/mj/submit/action", task.Mode)
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return c.doRequest(body, apiPath, task.ChannelId)
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}
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func (c *Client) doRequest(body interface{}, apiPath string, channel string) (ImageRes, error) {
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var res ImageRes
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session := c.db.Session(&gorm.Session{}).Where("type", "mj").Where("enabled", true)
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if channel != "" {
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session = session.Where("api_url", channel)
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}
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var apiKey model.ApiKey
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err := session.Order("last_used_at ASC").First(&apiKey).Error
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if err != nil {
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return ImageRes{}, fmt.Errorf("no available MidJourney api key: %v", err)
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}
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if err = c.licenseService.IsValidApiURL(apiKey.ApiURL); err != nil {
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return ImageRes{}, err
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}
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apiURL := fmt.Sprintf("%s/%s", apiKey.ApiURL, apiPath)
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logger.Info("API URL: ", apiURL)
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r, err := req.C().R().
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SetHeader("Authorization", "Bearer "+apiKey.Value).
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SetBody(body).
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SetSuccessResult(&res).
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Post(apiURL)
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if err != nil {
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return ImageRes{}, fmt.Errorf("请求 API 出错：%v", err)
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}
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if r.IsErrorState() {
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errMsg, _ := io.ReadAll(r.Body)
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return ImageRes{}, fmt.Errorf("API 返回错误：%s", string(errMsg))
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}
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// update the api key last used time
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if err = c.db.Model(&apiKey).Update("last_used_at", time.Now().Unix()).Error; err != nil {
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logger.Error("update api key last used time error: ", err)
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}
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res.Channel = apiKey.ApiURL
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return res, nil
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}
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func (c *Client) QueryTask(taskId string, channel string) (QueryRes, error) {
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var apiKey model.ApiKey
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err := c.db.Where("type", "mj").Where("enabled", true).Where("api_url", channel).First(&apiKey).Error
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if err != nil {
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return QueryRes{}, fmt.Errorf("no available MidJourney api key: %v", err)
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}
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apiURL := fmt.Sprintf("%s/mj/task/%s/fetch", apiKey.ApiURL, taskId)
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var res QueryRes
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r, err := c.client.R().SetHeader("Authorization", "Bearer "+apiKey.Value).
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SetSuccessResult(&res).
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Get(apiURL)
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if err != nil {
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return QueryRes{}, err
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}
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if r.IsErrorState() {
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return QueryRes{}, errors.New("error status:" + r.Status)
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}
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return res, nil
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}
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