stash/vendor/github.com/Yamashou/gqlgenc/clientgen/client.go

86 lines
2.3 KiB
Go

package clientgen
import (
"fmt"
"github.com/99designs/gqlgen/codegen/config"
"github.com/99designs/gqlgen/plugin"
gqlgencConfig "github.com/Yamashou/gqlgenc/config"
)
var _ plugin.ConfigMutator = &Plugin{}
type Plugin struct {
queryFilePaths []string
Client config.PackageConfig
GenerateConfig *gqlgencConfig.GenerateConfig
}
func New(queryFilePaths []string, client config.PackageConfig, generateConfig *gqlgencConfig.GenerateConfig) *Plugin {
return &Plugin{
queryFilePaths: queryFilePaths,
Client: client,
GenerateConfig: generateConfig,
}
}
func (p *Plugin) Name() string {
return "clientgen"
}
func (p *Plugin) MutateConfig(cfg *config.Config) error {
querySources, err := LoadQuerySources(p.queryFilePaths)
if err != nil {
return fmt.Errorf("load query sources failed: %w", err)
}
// 1. 全体のqueryDocumentを1度にparse
// 1. Parse document from source of query
queryDocument, err := ParseQueryDocuments(cfg.Schema, querySources, p.GenerateConfig)
if err != nil {
return fmt.Errorf(": %w", err)
}
// 2. OperationごとのqueryDocumentを作成
// 2. Separate documents for each operation
queryDocuments, err := QueryDocumentsByOperations(cfg.Schema, queryDocument.Operations)
if err != nil {
return fmt.Errorf("parse query document failed: %w", err)
}
// 3. テンプレートと情報ソースを元にコード生成
// 3. Generate code from template and document source
sourceGenerator := NewSourceGenerator(cfg, p.Client)
source := NewSource(cfg.Schema, queryDocument, sourceGenerator, p.GenerateConfig)
query, err := source.Query()
if err != nil {
return fmt.Errorf("generating query object: %w", err)
}
mutation, err := source.Mutation()
if err != nil {
return fmt.Errorf("generating mutation object: %w", err)
}
fragments, err := source.Fragments()
if err != nil {
return fmt.Errorf("generating fragment failed: %w", err)
}
operationResponses, err := source.OperationResponses()
if err != nil {
return fmt.Errorf("generating operation response failed: %w", err)
}
operations, err := source.Operations(queryDocuments)
if err != nil {
return fmt.Errorf("generating operation failed: %w", err)
}
if err := RenderTemplate(cfg, query, mutation, fragments, operations, operationResponses, p.GenerateConfig, p.Client); err != nil {
return fmt.Errorf("template failed: %w", err)
}
return nil
}