package srv_playlet

import (
	"context"
	"videoweb/pub/models/mwacc"
	"videoweb/pub/models/playletmod"
	"videoweb/web/middleware/auth"

	"github.com/gin-gonic/gin"
	"go.mongodb.org/mongo-driver/bson"
	"go.mongodb.org/mongo-driver/mongo/options"
)

// ResolveOperator 解析当前后台登录操作人，供短剧写操作与媒资入库共用。
func ResolveOperator(ctx context.Context) (int64, string) {
	return resolvePlayletOperator(ctx)
}

// resolvePlayletOperator 从后台登录态解析当前操作人。
func resolvePlayletOperator(ctx context.Context) (int64, string) {
	c, ok := ctx.(*gin.Context)
	if !ok || c == nil {
		return 0, ""
	}
	accId := auth.GetAccount(c)
	if accId <= 0 {
		return 0, ""
	}
	acc, err := mwacc.FindOneAccByFilter(c, bson.M{
		mwacc.FN.MwAcc.Id: accId,
	}, options.FindOne().SetProjection(bson.D{
		{Key: mwacc.FN.MwAcc.Id, Value: 1},
		{Key: mwacc.FN.MwAcc.UserName, Value: 1},
	}))
	if err != nil || acc == nil {
		return accId, ""
	}
	return acc.Id, acc.UserName
}

// applyPlayletOperatorToSetDoc 将当前操作人写入更新文档。
func applyPlayletOperatorToSetDoc(ctx context.Context, setDoc bson.M) {
	if setDoc == nil {
		return
	}
	operatorId, operatorName := resolvePlayletOperator(ctx)
	setDoc[playletmod.FN.Playlet.OperatorId] = operatorId
	setDoc[playletmod.FN.Playlet.OperatorName] = operatorName
}

// applyPlayletOperatorToDoc 将当前操作人写入新增文档。
func applyPlayletOperatorToDoc(ctx context.Context, doc *playletmod.Playlet) {
	if doc == nil {
		return
	}
	doc.OperatorId, doc.OperatorName = resolvePlayletOperator(ctx)
}