93 lines
2.9 KiB
Go
93 lines
2.9 KiB
Go
package middleware
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import (
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"context"
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"github.com/Kichiyaki/goutil/strutil"
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"github.com/tribalwarshelp/shared/tw/twmodel"
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"net/http"
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"github.com/vektah/gqlparser/v2/gqlerror"
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"github.com/gin-gonic/gin"
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"github.com/tribalwarshelp/api/graphql/dataloaders"
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"github.com/tribalwarshelp/api/server"
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)
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var serverDataLoadersContextKey ContextKey = "serverDataLoaders"
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var versionLoadersContextKey ContextKey = "versionLoaders"
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var dataloadersContextKey ContextKey = "dataloaders"
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type DataLoadersToContextConfig struct {
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ServerRepo server.Repository
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}
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func DataLoadersToContext(dltcc DataLoadersToContextConfig, cfg dataloaders.Config) gin.HandlerFunc {
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return func(c *gin.Context) {
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ctx := c.Request.Context()
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serverDataLoaders := make(map[string]*dataloaders.ServerDataLoaders)
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versionDataLoaders := make(map[twmodel.VersionCode]*dataloaders.VersionDataLoaders)
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servers, _, err := dltcc.ServerRepo.Fetch(c.Request.Context(), server.FetchConfig{
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Columns: []string{strutil.Underscore("versionCode"), "key"},
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Select: true,
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})
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if err != nil {
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c.JSON(http.StatusInternalServerError, &gqlerror.Error{
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Message: err.Error(),
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})
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c.Abort()
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return
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}
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for _, serv := range servers {
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serverDataLoaders[serv.Key] = dataloaders.NewServerDataLoaders(serv.Key, cfg)
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if _, ok := versionDataLoaders[serv.VersionCode]; !ok {
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versionDataLoaders[serv.VersionCode] = dataloaders.NewVersionDataLoaders(serv.VersionCode, cfg)
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}
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}
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ctx = StoreServerDataLoadersInContext(ctx, serverDataLoaders)
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ctx = StoreVersionDataLoadersInContext(ctx, versionDataLoaders)
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ctx = StoreDataLoadersInContext(ctx, dataloaders.NewDataLoaders(cfg))
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c.Request = c.Request.WithContext(ctx)
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c.Next()
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}
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}
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func StoreServerDataLoadersInContext(ctx context.Context, loaders map[string]*dataloaders.ServerDataLoaders) context.Context {
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return context.WithValue(ctx, serverDataLoadersContextKey, loaders)
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}
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func ServerDataLoadersFromContext(ctx context.Context) map[string]*dataloaders.ServerDataLoaders {
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dl := ctx.Value(serverDataLoadersContextKey)
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if dl == nil {
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return nil
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}
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return dl.(map[string]*dataloaders.ServerDataLoaders)
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}
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func StoreVersionDataLoadersInContext(ctx context.Context, loaders map[twmodel.VersionCode]*dataloaders.VersionDataLoaders) context.Context {
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return context.WithValue(ctx, versionLoadersContextKey, loaders)
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}
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func VersionDataLoadersFromContext(ctx context.Context) map[twmodel.VersionCode]*dataloaders.VersionDataLoaders {
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dl := ctx.Value(versionLoadersContextKey)
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if dl == nil {
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return nil
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}
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return dl.(map[twmodel.VersionCode]*dataloaders.VersionDataLoaders)
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}
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func StoreDataLoadersInContext(ctx context.Context, loaders *dataloaders.DataLoaders) context.Context {
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return context.WithValue(ctx, dataloadersContextKey, loaders)
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}
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func DataLoadersFromContext(ctx context.Context) *dataloaders.DataLoaders {
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dl := ctx.Value(dataloadersContextKey)
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if dl == nil {
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return nil
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}
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return dl.(*dataloaders.DataLoaders)
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}
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