mirror of
https://github.com/wavetermdev/waveterm.git
synced 2024-12-21 16:38:23 +01:00
106 lines
3.3 KiB
Go
106 lines
3.3 KiB
Go
// Copyright 2024, Command Line Inc.
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// SPDX-License-Identifier: Apache-2.0
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package gogen
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import (
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"fmt"
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"reflect"
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"strings"
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"github.com/wavetermdev/waveterm/pkg/util/utilfn"
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"github.com/wavetermdev/waveterm/pkg/wshrpc"
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)
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func GenerateBoilerplate(buf *strings.Builder, pkgName string, imports []string) {
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buf.WriteString("// Copyright 2024, Command Line Inc.\n")
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buf.WriteString("// SPDX-License-Identifier: Apache-2.0\n")
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buf.WriteString("\n// Generated Code. DO NOT EDIT.\n\n")
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buf.WriteString(fmt.Sprintf("package %s\n\n", pkgName))
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if len(imports) > 0 {
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buf.WriteString("import (\n")
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for _, imp := range imports {
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buf.WriteString(fmt.Sprintf("\t%q\n", imp))
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}
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buf.WriteString(")\n\n")
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}
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}
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func getBeforeColonPart(s string) string {
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if colonIdx := strings.Index(s, ":"); colonIdx != -1 {
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return s[:colonIdx]
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}
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return s
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}
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func GenerateMetaMapConsts(buf *strings.Builder, constPrefix string, rtype reflect.Type) {
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buf.WriteString("const (\n")
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var lastBeforeColon = ""
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isFirst := true
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for idx := 0; idx < rtype.NumField(); idx++ {
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field := rtype.Field(idx)
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if field.PkgPath != "" {
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continue
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}
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fieldName := field.Name
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jsonTag := utilfn.GetJsonTag(field)
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if jsonTag == "" {
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jsonTag = fieldName
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}
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beforeColon := getBeforeColonPart(jsonTag)
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if beforeColon != lastBeforeColon {
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if !isFirst {
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buf.WriteString("\n")
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}
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lastBeforeColon = beforeColon
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}
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cname := constPrefix + fieldName
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buf.WriteString(fmt.Sprintf("\t%-40s = %q\n", cname, jsonTag))
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isFirst = false
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}
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buf.WriteString(")\n")
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}
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func GenMethod_Call(buf *strings.Builder, methodDecl *wshrpc.WshRpcMethodDecl) {
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fmt.Fprintf(buf, "// command %q, wshserver.%s\n", methodDecl.Command, methodDecl.MethodName)
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var dataType string
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dataVarName := "nil"
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if methodDecl.CommandDataType != nil {
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dataType = ", data " + methodDecl.CommandDataType.String()
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dataVarName = "data"
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}
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returnType := "error"
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respName := "_"
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tParamVal := "any"
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if methodDecl.DefaultResponseDataType != nil {
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returnType = "(" + methodDecl.DefaultResponseDataType.String() + ", error)"
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respName = "resp"
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tParamVal = methodDecl.DefaultResponseDataType.String()
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}
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fmt.Fprintf(buf, "func %s(w *wshutil.WshRpc%s, opts *wshrpc.RpcOpts) %s {\n", methodDecl.MethodName, dataType, returnType)
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fmt.Fprintf(buf, "\t%s, err := sendRpcRequestCallHelper[%s](w, %q, %s, opts)\n", respName, tParamVal, methodDecl.Command, dataVarName)
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if methodDecl.DefaultResponseDataType != nil {
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fmt.Fprintf(buf, "\treturn resp, err\n")
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} else {
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fmt.Fprintf(buf, "\treturn err\n")
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}
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fmt.Fprintf(buf, "}\n\n")
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}
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func GenMethod_ResponseStream(buf *strings.Builder, methodDecl *wshrpc.WshRpcMethodDecl) {
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fmt.Fprintf(buf, "// command %q, wshserver.%s\n", methodDecl.Command, methodDecl.MethodName)
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var dataType string
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dataVarName := "nil"
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if methodDecl.CommandDataType != nil {
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dataType = ", data " + methodDecl.CommandDataType.String()
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dataVarName = "data"
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}
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respType := "any"
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if methodDecl.DefaultResponseDataType != nil {
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respType = methodDecl.DefaultResponseDataType.String()
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}
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fmt.Fprintf(buf, "func %s(w *wshutil.WshRpc%s, opts *wshrpc.RpcOpts) chan wshrpc.RespOrErrorUnion[%s] {\n", methodDecl.MethodName, dataType, respType)
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fmt.Fprintf(buf, "\treturn sendRpcRequestResponseStreamHelper[%s](w, %q, %s, opts)\n", respType, methodDecl.Command, dataVarName)
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fmt.Fprintf(buf, "}\n\n")
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}
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