Implement paste creation endpoint

internal/web/controllers/v1/pastes.go

@@ -2,6 +2,7 @@ package v1
 
 import (
 	"encoding/json"
+	"github.com/Lukaesebrot/pasty/internal/pastes"
 	"github.com/Lukaesebrot/pasty/internal/storage"
 	"github.com/bwmarrin/snowflake"
 	"github.com/fasthttp/router"
@@ -45,3 +46,39 @@ func v1GetPaste(ctx *fasthttp.RequestCtx) {
 	}
 	ctx.SetBody(jsonData)
 }
+
+// v1PostPaste handles the 'POST /v1/pastes' endpoint
+func v1PostPaste(ctx *fasthttp.RequestCtx) {
+	// Unmarshal the body
+	values := make(map[string]string)
+	err := json.Unmarshal(ctx.PostBody(), &values)
+	if err != nil {
+		ctx.SetStatusCode(fasthttp.StatusBadRequest)
+		ctx.SetBodyString("invalid request body")
+		return
+	}
+
+	// Validate the content of the paste
+	if values["content"] == "" {
+		ctx.SetStatusCode(fasthttp.StatusBadRequest)
+		ctx.SetBodyString("missing 'content' field")
+		return
+	}
+
+	// Create the paste object
+	paste, err := pastes.Create(values["content"])
+	if err != nil {
+		ctx.SetStatusCode(fasthttp.StatusInternalServerError)
+		ctx.SetBodyString(err.Error())
+		return
+	}
+
+	// Respond with the paste
+	jsonData, err := json.Marshal(paste)
+	if err != nil {
+		ctx.SetStatusCode(fasthttp.StatusInternalServerError)
+		ctx.SetBodyString(err.Error())
+		return
+	}
+	ctx.SetBody(jsonData)
+}