forked from infiotinc/gqlgenc
/
client.go
83 lines (67 loc) · 2.24 KB
/
client.go
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package clientgen
import (
"fmt"
gqlgenCfg "github.com/beyondan/gqlgen/codegen/config"
"github.com/beyondan/gqlgen/plugin"
"github.com/beyondan/gqlgenc/config"
)
var _ plugin.ConfigMutator = &Plugin{}
type Plugin struct {
queryFilePaths []string
Client gqlgenCfg.PackageConfig
GenerateConfig *config.GenerateConfig
Cfg *config.Config
}
func New(cfg *config.Config) *Plugin {
return &Plugin{
queryFilePaths: cfg.Query,
Client: cfg.Client.PackageConfig,
GenerateConfig: cfg.Generate,
Cfg: cfg,
}
}
func (p *Plugin) Name() string {
return "clientgen"
}
func (p *Plugin) MutateConfig(cfg *gqlgenCfg.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)
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.Cfg, p.Client)
source := NewSource(cfg.Schema, queryDocument, sourceGenerator, p.GenerateConfig)
err = source.ExtraTypes()
if err != nil {
return fmt.Errorf("generating extra types failed: %w", err)
}
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 := source.Operations(queryDocuments, operationResponses)
genTypes := sourceGenerator.GenTypes()
ptrTypes := sourceGenerator.PtrTypes()
generateClient := p.GenerateConfig.ShouldGenerateClient()
if err := RenderTemplate(cfg, genTypes, ptrTypes, operations, generateClient, p.Client); err != nil {
return fmt.Errorf("template failed: %w", err)
}
return nil
}