herolib/lib/installers/infra/gitea/gitea_factory_.v

module gitea

import freeflowuniverse.herolib.core.base
import freeflowuniverse.herolib.core.playbook
import freeflowuniverse.herolib.sysadmin.startupmanager
import freeflowuniverse.herolib.osal.zinit
import freeflowuniverse.herolib.ui.console
import time

__global (
	gitea_global  map[string]&GiteaServer
	gitea_default string
)

/////////FACTORY

@[params]
pub struct ArgsGet {
pub mut:
	name string = 'default'
}

fn args_get(args_ ArgsGet) ArgsGet {
	mut args := args_
	if args.name == '' {
		args.name = gitea_default
	}
	if args.name == '' {
		args.name = 'default'
	}
	return args
}

pub fn get(args_ ArgsGet) !&GiteaServer {
	mut args := args_get(args_)
	if args.name !in gitea_global {
		if !config_exists() {
			if default {
				config_save()!
			}
		}
		config_load()!
	}
	return gitea_global[args.name] or {
		println(gitea_global)
		panic('failed to get gitea server for ${args.name}')
	}
}

fn config_exists(args_ ArgsGet) bool {
	mut args := args_get(args_)
	mut context := base.context() or { panic('bug') }
	return context.hero_config_exists('gitea', args.name)
}

fn config_load(args_ ArgsGet) ! {
	mut args := args_get(args_)
	mut context := base.context()!
	mut heroscript := context.hero_config_get('gitea', args.name)!
	play(heroscript: heroscript)!
}

fn config_save(args_ ArgsGet) ! {
	mut args := args_get(args_)
	mut context := base.context()!
	context.hero_config_set('gitea', args.name, heroscript_default()!)!
}

fn set(o GiteaServer) ! {
	mut o2 := obj_init(o)!
	gitea_global['default'] = &o2
}

@[params]
pub struct PlayArgs {
pub mut:
	name       string = 'default'
	heroscript string // if filled in then plbook will be made out of it
	plbook     ?playbook.PlayBook
	reset      bool

	start     bool
	stop      bool
	restart   bool
	delete    bool
	configure bool // make sure there is at least one installed
}

pub fn play(args_ PlayArgs) ! {
	mut args := args_

	if args.heroscript == '' {
		args.heroscript = heroscript_default()!
	}
	mut plbook := args.plbook or { playbook.new(text: args.heroscript)! }

	mut install_actions := plbook.find(filter: 'gitea.configure')!
	if install_actions.len > 0 {
		for install_action in install_actions {
			mut p := install_action.params
			cfg := cfg_play(p)!
			set(cfg)!
		}
	}
}

////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////# LIVE CYCLE MANAGEMENT FOR INSTALLERS ///////////////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////////////

fn startupmanager_get(cat zinit.StartupManagerType) !startupmanager.StartupManager {
	// unknown
	// screen
	// zinit
	// tmux
	// systemd
	match cat {
		.zinit {
			console.print_debug('startupmanager: zinit')
			return startupmanager.get(cat: .zinit)!
		}
		.systemd {
			console.print_debug('startupmanager: systemd')
			return startupmanager.get(cat: .systemd)!
		}
		else {
			console.print_debug('startupmanager: auto')
			return startupmanager.get()!
		}
	}
}

// load from disk and make sure is properly intialized
pub fn (mut self GiteaServer) reload() ! {
	switch(self.name)
	self = obj_init(self)!
}

pub fn (mut self GiteaServer) start() ! {
	switch(self.name)
	if self.running()! {
		return
	}

	console.print_header('gitea start')

	if !installed()! {
		install()!
	}

	configure()!

	start_pre()!

	for zprocess in startupcmd()! {
		mut sm := startupmanager_get(zprocess.startuptype)!

		console.print_debug('starting gitea with ${zprocess.startuptype}...')

		sm.new(zprocess)!

		sm.start(zprocess.name)!
	}

	start_post()!

	for _ in 0 .. 50 {
		if self.running()! {
			return
		}
		time.sleep(100 * time.millisecond)
	}
	return error('cannot start gitea')
}

pub fn (mut self GiteaServer) install_start(args InstallArgs) ! {
	switch(self.name)
	self.install(args)!
	self.start()!
}

pub fn (mut self GiteaServer) stop() ! {
	switch(self.name)
	stop_pre()!
	for zprocess in startupcmd()! {
		mut sm := startupmanager_get(zprocess.startuptype)!
		sm.stop(zprocess.name)!
	}
	stop_post()!
}

pub fn (mut self GiteaServer) restart() ! {
	switch(self.name)
	self.stop()!
	self.start()!
}

pub fn (mut self GiteaServer) running() !bool {
	switch(self.name)

	// walk over the generic processes, if not running return
	for zprocess in startupcmd()! {
		mut sm := startupmanager_get(zprocess.startuptype)!
		r := sm.running(zprocess.name)!
		if r == false {
			return false
		}
	}
	return running()!
}

@[params]
pub struct InstallArgs {
pub mut:
	reset bool
}

pub fn (mut self GiteaServer) install(args InstallArgs) ! {
	switch(self.name)
	if args.reset || (!installed()!) {
		install()!
	}
}

pub fn (mut self GiteaServer) build() ! {
	switch(self.name)
	build()!
}

pub fn (mut self GiteaServer) destroy() ! {
	switch(self.name)

	self.stop() or {}
	destroy()!
}

// switch instance to be used for gitea
pub fn switch(name string) {
	gitea_default = name
}