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// Infodump is a commandline social network that works over IPFS and communicates through PubSub
package main
import (
"bufio"
"fmt"
"net/url"
"os"
"git.kiefte.eu/lapingvino/infodump/message"
_ "modernc.org/sqlite"
)
// Readline reads from a buffered stdin and returns the line
func Readline() string {
reader := bufio.NewReader(os.Stdin)
line, _ := reader.ReadString('\n')
return line[:len(line)-1]
}
// MenuElements is a list of options for the menu, consisting of a description and a function
type MenuElements struct {
Description string
Function func()
}
// Menu presents a menu to the user
func Menu(menu []MenuElements) {
// Present the user with a menu
for i, e := range menu {
fmt.Println(i+1, e.Description)
}
fmt.Println("Enter your choice: ")
var choice int
fmt.Scanln(&choice)
if choice > 0 && choice <= len(menu) {
menu[choice-1].Function()
} else {
fmt.Println("Invalid Choice")
}
}
func main() {
fmt.Println("Welcome to Infodump")
// Set message IPFS client to use the local IPFS node
message.IPFSGateway = "http://localhost:5001"
// If the first argument to the command is a valid link, use that for the IPFSGateway instead
if len(os.Args) > 1 {
u, err := url.Parse(os.Args[1])
if err == nil {
message.IPFSGateway = u.String()
}
}
err := TestIPFSGateway(message.IPFSGateway)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
// Run a loop and present a menu to the user to
// read messages
// write messages
// sync messages
// set the IPFS gateway
// set the database
// configure the followed tags
// quit the program
for {
// Check if the database is set, if so, show the followed tags
if DB != nil {
fmt.Println("Following tags:")
for _, tag := range GetFollowedTags(DB) {
fmt.Print(tag, " ")
fmt.Println()
}
}
// Present the user with a menu
Menu([]MenuElements{
{"Start OLN Listener", StartOLNListener},
{"Read Messages", ReadMessages},
{"Write Message", WriteMessage},
{"Sync Messages", SyncMenu},
{"Trim Messages", TrimMessages},
{"Trim Database", TrimDatabase},
{"Settings", SettingsMenu},
{"Quit", func() { os.Exit(0) }},
})
// After the user has selected an option and before the user gets to chose again, ask to press enter to continue
fmt.Println("Press enter to continue...")
Readline()
}
}
// A submenu for all settings
func SettingsMenu() {
// Present the user with a menu
Menu([]MenuElements{
{"Set IPFS Gateway", SetIPFSGateway},
{"Set Database", SetDatabase},
{"Configure Followed Tags", ConfigureFollowedTags},
{"Back", func() {}},
})
}