apigen/processTSClientOutput.go

159 lines
3.6 KiB
Go
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2020-11-06 23:16:52 +00:00
package main
import (
"bytes"
"dc"
"fmt"
"io/ioutil"
"strings"
)
func processTSClientOutput(f string, api *API) {
b := bytes.Buffer{}
if f == "" {
f = config.Tsfname
}
b.WriteString("//#region Base\n")
b.WriteString(fmt.Sprintf(`
var apibase="%s";
export function SetAPIBase(s:string){
apibase=s;
}
export function GetAPIBase(): string{
return apibase;
}
let REGEX_DATE = /^(\d{4})-(\d{2})-(\d{2})T(\d{2}):(\d{2}):(\d{2}(?:\.\d*)?)(Z|([+\-])(\d{2}):(\d{2}))$/
type HTMLMethod = "GET" | "POST" | "PUT" | "DELETE" | "HEAD" | "TRACE"
async function Invoke(path: string, method: HTMLMethod, body?: any): Promise<Response> {
let jbody = undefined
let init = {method: method, mode: "cors", credentials: "include", withCredentials: true}
if (!!body) {
let jbody = JSON.stringify(body)
//@ts-ignore
init.body = jbody
}
if (apibase.endsWith("/") && path.startsWith("/")) {
path = path.substr(1, path.length)
}
let fpath = (apibase + path)
//@ts-ignore
let res = await fetch(fpath, init)
return res
}
async function InvokeJSON(path: string, method: HTMLMethod, body?: any): Promise<any> {
let txt = await InvokeTxt(path, method, body)
if (txt == "") {
txt = "{}"
}
let ret = JSON.parse(txt, (k: string, v: string) => {
if (REGEX_DATE.exec(v)) {
return new Date(v)
}
return v
})
return ret
}
async function InvokeTxt(path: string, method: HTMLMethod, body?: any): Promise<string> {
//@ts-ignore
let res = await Invoke(path, method, body)
let txt = await res.text()
if (res.status < 200 || res.status >= 400) {
// webix.alert("API Error:" + res.status + "\n" + txt)
console.error("API Error:" + res.status + "\n" + txt)
let e = new Error(txt)
throw e
}
return txt
}
async function InvokeOk(path: string, method: HTMLMethod, body?: any): Promise<boolean> {
//@ts-ignore
let res = await Invoke(path, method, body)
let txt = await res.text()
if (res.status >= 400) {
console.error("API Error:" + res.status + "\n" + txt)
return false
}
return true
}
`, api.BasePath))
b.WriteString("//#endregion\n\n")
b.WriteString("//#region Types\n")
for k, v := range api.Types {
if v.Desc != "" {
b.WriteString(fmt.Sprintf("/**\n%s*/\n", v.Desc))
}
b.WriteString(fmt.Sprintf("export interface %s {\n", k))
for kf, f := range v.Fields {
ftype, ok := tstypemapper[f.Type]
if !ok {
ftype = f.Type
}
if f.Array {
ftype = ftype + "[]"
} else if f.Map {
fm, ok := tstypemapper[f.Mapkey]
if !ok {
fm = f.Mapkey
}
fv, ok := tstypemapper[f.Mapval]
if !ok {
fv = f.Mapval
}
ftype = "{[s:" + fm + "]:" + fv + "}"
}
if f.Desc != "" {
b.WriteString(fmt.Sprintf("\t/**\n%s*/\n", f.Desc))
}
b.WriteString(fmt.Sprintf("\t%s:%s\n", strings.ToLower(kf), ftype))
}
b.WriteString(fmt.Sprintf("}\n\n"))
}
b.WriteString("//#endregion\n\n")
b.WriteString("//#region Methods\n")
for k, m := range api.Methods {
if m.Desc != "" {
b.WriteString(fmt.Sprintf("/**\n%s*/\n", m.Desc))
}
//if m.Raw {
// {
// b.WriteString(fmt.Sprintf("export async function API_%s(req:any):Promise<any>{\n", k, m.ReqType))
// b.WriteString(fmt.Sprintf("\treturn InvokeJSON(\"%s\",\"%s\",req)\n", m.Path, m.Verb))
// b.WriteString(fmt.Sprintf("}\n\n"))
// }
//
//} else {
b.WriteString(fmt.Sprintf("export async function %s(req:%s):Promise<%s>{\n", k, m.ReqType.Typename, m.ResType.Typename))
b.WriteString(fmt.Sprintf("\treturn InvokeJSON(\"%s\",\"%s\",req)\n", m.Path, m.Verb))
b.WriteString(fmt.Sprintf("}\n\n"))
//}
}
b.WriteString("//#endregion\n")
err := ioutil.WriteFile(f, b.Bytes(), 0600)
dc.Err(err)
}