go-gin-react/go-gin-react-part3/main.go [140:164]:
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func createChannel(c *gin.Context, db *sql.DB) {
	// Parse JSON request body into Channel struct
	var channel Channel
	if err := c.ShouldBindJSON(&channel); err != nil {
		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
		return
	}

	// Insert channel into database
	result, err := db.Exec("INSERT INTO channels (name) VALUES (?)", channel.Name)
	if err != nil {
		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
		return
	}

	// Get ID of newly inserted channel
	id, err := result.LastInsertId()
	if err != nil {
		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
		return
	}

	// Return ID of newly inserted channel
	c.JSON(http.StatusOK, gin.H{"id": id})
}
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go-gin-react/go-gin-react-part1/main.go [135:159]:
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func createChannel(c *gin.Context, db *sql.DB) {
	// Parse JSON request body into Channel struct
	var channel Channel
	if err := c.ShouldBindJSON(&channel); err != nil {
		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
		return
	}

	// Insert channel into database
	result, err := db.Exec("INSERT INTO channels (name) VALUES (?)", channel.Name)
	if err != nil {
		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
		return
	}

	// Get ID of newly inserted channel
	id, err := result.LastInsertId()
	if err != nil {
		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
		return
	}

	// Return ID of newly inserted channel
	c.JSON(http.StatusOK, gin.H{"id": id})
}
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go-gin-react/go-gin-react-part2/main.go [135:159]:
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func createChannel(c *gin.Context, db *sql.DB) {
	// Parse JSON request body into Channel struct
	var channel Channel
	if err := c.ShouldBindJSON(&channel); err != nil {
		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
		return
	}

	// Insert channel into database
	result, err := db.Exec("INSERT INTO channels (name) VALUES (?)", channel.Name)
	if err != nil {
		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
		return
	}

	// Get ID of newly inserted channel
	id, err := result.LastInsertId()
	if err != nil {
		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
		return
	}

	// Return ID of newly inserted channel
	c.JSON(http.StatusOK, gin.H{"id": id})
}
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