107 lines
2.4 KiB
Go
107 lines
2.4 KiB
Go
package main
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import (
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"encoding/json"
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"log"
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"net/http"
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"os"
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"strconv"
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"ao3scraper/ao3"
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)
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var client *ao3.Client
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func main() {
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client = ao3.NewClient()
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port := os.Getenv("PORT")
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if port == "" {
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port = "8080"
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}
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mux := http.NewServeMux()
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mux.HandleFunc("GET /autocomplete", handleAutocomplete)
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mux.HandleFunc("GET /search", handleSearch)
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mux.HandleFunc("GET /tags/{tag}/works", handleTagWorks)
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mux.HandleFunc("GET /works/{id}", handleWork)
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log.Printf("listening on :%s", port)
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log.Fatal(http.ListenAndServe(":"+port, mux))
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}
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func handleAutocomplete(w http.ResponseWriter, r *http.Request) {
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term := r.URL.Query().Get("term")
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tagType := r.URL.Query().Get("type")
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if term == "" {
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jsonError(w, "term required", http.StatusBadRequest)
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return
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}
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tags, err := client.AutocompleteTags(r.Context(), term, tagType)
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if err != nil {
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jsonError(w, err.Error(), http.StatusInternalServerError)
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return
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}
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jsonOK(w, tags)
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}
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func handleSearch(w http.ResponseWriter, r *http.Request) {
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q := r.URL.Query()
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page, _ := strconv.Atoi(q.Get("page"))
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minWords, _ := strconv.Atoi(q.Get("min_words"))
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maxWords, _ := strconv.Atoi(q.Get("max_words"))
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result, err := client.SearchWorks(r.Context(), ao3.SearchParams{
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Query: q.Get("query"),
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Fandom: q.Get("fandom"),
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Tag: q.Get("tag"),
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Rating: q.Get("rating"),
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MinWords: minWords,
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MaxWords: maxWords,
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Page: page,
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})
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if err != nil {
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jsonError(w, err.Error(), http.StatusInternalServerError)
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return
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}
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jsonOK(w, result)
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}
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func handleTagWorks(w http.ResponseWriter, r *http.Request) {
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tag := r.PathValue("tag")
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page, _ := strconv.Atoi(r.URL.Query().Get("page"))
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result, err := client.WorksByTag(r.Context(), tag, page)
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if err != nil {
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jsonError(w, err.Error(), http.StatusInternalServerError)
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return
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}
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jsonOK(w, result)
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}
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func handleWork(w http.ResponseWriter, r *http.Request) {
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id, err := strconv.Atoi(r.PathValue("id"))
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if err != nil {
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jsonError(w, "invalid id", http.StatusBadRequest)
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return
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}
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work, err := client.GetWork(r.Context(), id)
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if err != nil {
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jsonError(w, err.Error(), http.StatusInternalServerError)
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return
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}
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jsonOK(w, work)
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}
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func jsonOK(w http.ResponseWriter, v any) {
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w.Header().Set("Content-Type", "application/json")
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json.NewEncoder(w).Encode(v)
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}
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func jsonError(w http.ResponseWriter, msg string, code int) {
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w.Header().Set("Content-Type", "application/json")
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w.WriteHeader(code)
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json.NewEncoder(w).Encode(map[string]string{"error": msg})
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}
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