Use autogenerated bindings for Lemmy 0.16.7

cmd/gen/generator/routes.go

@@ -0,0 +1,61 @@
+package generator
+
+import (
+	"io"
+	"strings"
+
+	"github.com/dave/jennifer/jen"
+	"go.arsenm.dev/go-lemmy/cmd/gen/parser"
+)
+
+type RoutesGenerator struct {
+	w       io.Writer
+	PkgName string
+}
+
+func NewRoutes(w io.Writer, pkgName string) *RoutesGenerator {
+	return &RoutesGenerator{w, pkgName}
+}
+
+func (r *RoutesGenerator) Generate(routes []parser.Route, impls map[string]string) error {
+	f := jen.NewFile(r.PkgName)
+	for _, r := range routes {
+		resStruct := impls[r.Struct]
+
+		f.Func().Params(
+			jen.Id("c").Id("*Client"),
+		).Id(strings.TrimPrefix(r.Struct, "Get")).Params(
+			jen.Id("ctx").Qual("context", "Context"),
+			jen.Id("data").Qual("go.arsenm.dev/go-lemmy/types", r.Struct),
+		).Params(
+			jen.Op("*").Qual("go.arsenm.dev/go-lemmy/types", resStruct),
+			jen.Error(),
+		).BlockFunc(func(g *jen.Group) {
+			g.Id("resData").Op(":=").Op("&").Qual("go.arsenm.dev/go-lemmy/types", resStruct).Block()
+
+			var funcName string
+			switch r.Method {
+			case "GET":
+				funcName = "getReq"
+			default:
+				funcName = "req"
+			}
+
+			g.List(jen.Id("res"), jen.Err()).Op(":=").Id("c").Dot(funcName).Params(
+				jen.Id("ctx"), jen.Lit(r.Method), jen.Lit(r.Path), jen.Id("data"), jen.Op("&").Id("resData"),
+			)
+			g.If(jen.Err().Op("!=").Nil()).Block(
+				jen.Return(jen.Nil(), jen.Err()),
+			)
+
+			g.Err().Op("=").Id("resError").Params(jen.Id("res"), jen.Id("resData").Dot("LemmyResponse"))
+			g.If(jen.Err().Op("!=").Nil()).Block(
+				jen.Return(jen.Nil(), jen.Err()),
+			)
+
+			g.Return(jen.Id("resData"), jen.Nil())
+		})
+	}
+
+	return f.Render(r.w)
+}

cmd/gen/generator/struct.go

@@ -0,0 +1,57 @@
+package generator
+
+import (
+	"io"
+	"strings"
+
+	"go.arsenm.dev/go-lemmy/cmd/gen/parser"
+	"github.com/dave/jennifer/jen"
+)
+
+type StructGenerator struct {
+	w       io.Writer
+	PkgName string
+}
+
+func NewStruct(w io.Writer, pkgName string) *StructGenerator {
+	return &StructGenerator{w, pkgName}
+}
+
+func (s *StructGenerator) Generate(items []parser.Item) error {
+	f := jen.NewFile(s.PkgName)
+	for _, item := range items {
+		if item.Struct != nil {
+			st := item.Struct
+			f.Type().Id(st.Name).StructFunc(func(g *jen.Group) {
+				for _, field := range st.Fields {
+					var t jen.Code
+					if field.Type == "time.Time" {
+						t = jen.Qual("time", "Time")
+					} else {
+						t = jen.Id(field.Type)
+					}
+
+					g.Id(field.Name).Add(t).Tag(map[string]string{
+						"json": field.OrigName + ",omitempty",
+						"url":  field.OrigName + ",omitempty",
+					})
+				}
+
+				if strings.HasSuffix(st.Name, "Response") {
+					g.Id("LemmyResponse")
+				}
+			})
+		} else if item.Enum != nil {
+			e := item.Enum
+			f.Type().Id(e.Name).String()
+
+			f.Const().DefsFunc(func(g *jen.Group) {
+				for _, member := range e.Members {
+					g.Id(e.Name + string(member)).Op("=").Lit(string(member))
+				}
+			})
+		}
+	}
+
+	return f.Render(s.w)
+}