28 lines
617 B
Go
28 lines
617 B
Go
package handler
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import (
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"fmt"
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"net/http"
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)
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func (cfg *APIConfig) MiddlewareMetricsInc(next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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cfg.FileserverHits.Add(1)
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next.ServeHTTP(w, r)
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})
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}
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func (cfg *APIConfig) Metrics(w http.ResponseWriter, r *http.Request) {
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w.Header().Add("Content-Type", "text/html")
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w.WriteHeader(http.StatusOK)
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hits := cfg.FileserverHits.Load()
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template := `
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<html>
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<body>
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<h1>Welcome, Chirpy Admin</h1>
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<p>Chirpy has been visited %d times!</p>
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</body>
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</html>`
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w.Write([]byte(fmt.Sprintf(template, hits)))
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}
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