from mastodon_blocklist_deploy.models import Instance
import toml
import io
import csv

def blocklist_to_markdown(blocklist: [Instance], private: bool = False):
    if private:
        markdown_string = "| Instance | Status | Reason | Private Comment |\n | --- | --- | --- |\n"
    else:
        markdown_string = "| Instance | Status | Reason |\n | --- | --- | --- |\n"
    for instance in blocklist:

        if private:
            markdown_string += f"| {instance.domain} | {instance.severity} | {instance.public_comment} | {instance.private_comment} |\n"
        else:
            markdown_string += f"| {instance.domain} | {instance.severity} | {instance.public_comment} |\n"

    return markdown_string

def blocklist_to_toml(blocklist: [Instance], private: bool = False):
    toml_string = toml.dumps({"instances": [b.as_dict(private) for b in blocklist]})
    return toml_string

def blocklist_to_csv(blocklist: [Instance], private: bool = False):
    csv_string = io.StringIO()
    blocklist_as_dict = [b.as_dict(private) for b in blocklist]
    keys = blocklist_as_dict[0].keys()
    w = csv.DictWriter(csv_string, keys)
    w.writeheader()
    w.writerows(blocklist_as_dict)
    return csv_string.getvalue()