86 lines
2.1 KiB
Ruby
86 lines
2.1 KiB
Ruby
require "digest"
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module Pigeon
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class Draft
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attr_reader :signature, :prev, :lipmaa, :kind, :internal_id,
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:depth, :body, :author
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def self.create(kind:, body: {})
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self.new(kind: kind, body: body).save_as_draft
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end
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def self.current
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Pigeon::Storage.current.get_config(CURRENT_DRAFT) or raise NO_DRAFT_FOUND
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end
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def self.reset_current
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Pigeon::Storage.current.set_config(CURRENT_DRAFT, nil)
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end
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def discard
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if Draft.current&.internal_id == @internal_id
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Draft.reset_current
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end
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end
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def initialize(kind:, body: {})
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@signature = Pigeon::NOTHING
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@prev = Pigeon::NOTHING
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@kind = kind
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@depth = -1
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@body = body
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@author = Pigeon::NOTHING
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@lipmaa = Pigeon::NOTHING
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@internal_id = SecureRandom.uuid
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end
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def [](key)
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self.body[key]
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end
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def []=(key, value)
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raise STRING_KEYS_ONLY unless key.is_a?(String)
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case value[0]
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when BLOB_SIGIL, MESSAGE_SIGIL, IDENTITY_SIGIL, STRING_SIGIL
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self.body[key] = value
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else
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# If users passes a string and forgets to append
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# the string sigil (\"), we add it for them.
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# This might be a bad or good idea. Not sure yet.
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self.body[key] = value.inspect
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end
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self.save_as_draft
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return self.body[key]
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end
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def save_as_draft
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Pigeon::Storage.current.set_config(CURRENT_DRAFT, self)
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self
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end
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# Author a new message.
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def publish
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template = MessageSerializer.new(self)
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@author = LocalIdentity.current
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@depth = store.get_message_count_for(author.multihash)
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@prev = store.get_message_by_depth(author.multihash, @depth - 1)
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@lipmaa = Helpers.lipmaa(@depth)
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unsigned = template.render_without_signature
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@signature = author.sign(unsigned)
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tokens = Lexer.tokenize_unsigned(unsigned, signature)
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message = Parser.parse(tokens)[0]
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self.discard
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message
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end
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def render_as_draft
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DraftSerializer.new(self).render
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end
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def store
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Pigeon::Storage.current
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end
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end
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end
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