59 lines
1.5 KiB
Go
59 lines
1.5 KiB
Go
// Copyright 2024 Matthew Rich <matthewrich.conf@gmail.com>. All rights reserved.
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package resource
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import (
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_ "encoding/json"
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"errors"
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"fmt"
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"github.com/xeipuuv/gojsonschema"
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"strings"
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"embed"
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"net/http"
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"log/slog"
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)
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//go:embed schemas/*.schema.json
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var schemaFiles embed.FS
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type Schema struct {
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schema gojsonschema.JSONLoader
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}
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func NewSchema(name string) *Schema {
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path := fmt.Sprintf("file://schemas/%s.schema.json", name)
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return &Schema{schema: gojsonschema.NewReferenceLoaderFileSystem(path, http.FS(schemaFiles))}
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//return &Schema{schema: gojsonschema.NewReferenceLoader(path)}
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}
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func (s *Schema) Validate(source string) error {
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// loader := gojsonschema.NewGoLoader(source)
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loader := gojsonschema.NewStringLoader(source)
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result, err := gojsonschema.Validate(s.schema, loader)
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if err != nil {
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slog.Info("schema error", "source", source, "schema", s.schema, "result", result, "err", err)
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return err
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}
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slog.Info("schema", "source", source, "schema", s.schema, "result", result, "err", err)
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if !result.Valid() {
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schemaErrors := strings.Builder{}
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for _, err := range result.Errors() {
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schemaErrors.WriteString(err.String() + "\n")
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}
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schemaErrors.WriteString(source)
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return errors.New(schemaErrors.String())
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}
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return nil
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}
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func (s *Schema) ValidateSchema() error {
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sl := gojsonschema.NewSchemaLoader()
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sl.Validate = true
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schemaErr := sl.AddSchemas(s.schema)
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slog.Info("validate schema definition", "schemaloader", sl, "err", schemaErr)
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return schemaErr
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}
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